java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf -i ../../../trunk/examples/svcomp/forester-heap/sll-01_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-13 02:22:07,422 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-13 02:22:07,424 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-13 02:22:07,438 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-13 02:22:07,438 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-13 02:22:07,439 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-13 02:22:07,440 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-13 02:22:07,441 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-13 02:22:07,443 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-13 02:22:07,444 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-13 02:22:07,445 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-13 02:22:07,445 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-13 02:22:07,445 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-13 02:22:07,446 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-13 02:22:07,447 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-13 02:22:07,449 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-13 02:22:07,450 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-13 02:22:07,452 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-13 02:22:07,453 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-13 02:22:07,454 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-13 02:22:07,455 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-13 02:22:07,461 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf [2018-04-13 02:22:07,471 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-13 02:22:07,471 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-13 02:22:07,472 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-13 02:22:07,472 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-13 02:22:07,472 INFO L133 SettingsManager]: * Use SBE=true [2018-04-13 02:22:07,472 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-13 02:22:07,472 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-13 02:22:07,473 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-13 02:22:07,473 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-13 02:22:07,473 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-13 02:22:07,473 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-13 02:22:07,473 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-13 02:22:07,473 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-13 02:22:07,473 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-13 02:22:07,474 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-13 02:22:07,474 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-13 02:22:07,474 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-13 02:22:07,474 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-13 02:22:07,474 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-13 02:22:07,474 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-13 02:22:07,475 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-13 02:22:07,475 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-13 02:22:07,504 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-13 02:22:07,515 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-13 02:22:07,518 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-13 02:22:07,519 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-13 02:22:07,519 INFO L276 PluginConnector]: CDTParser initialized [2018-04-13 02:22:07,520 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,846 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGb0732b9b5 [2018-04-13 02:22:07,967 INFO L287 CDTParser]: IsIndexed: true [2018-04-13 02:22:07,968 INFO L288 CDTParser]: Found 1 translation units. [2018-04-13 02:22:07,968 INFO L168 CDTParser]: Scanning sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,978 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-13 02:22:07,978 INFO L215 ultiparseSymbolTable]: [2018-04-13 02:22:07,978 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-13 02:22:07,978 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,978 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-13 02:22:07,978 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__u_int32_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,978 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__u_quad_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,979 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__ulong in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,979 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__blkcnt_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,979 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__u_char in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,979 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____caddr_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,979 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__int16_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,979 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pthread_barrierattr_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,979 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____dev_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,979 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____fsblkcnt_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,979 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__lldiv_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,979 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__clock_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,979 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__fd_set in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,979 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__uid_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,979 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pthread_rwlock_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,979 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____uint32_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,979 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pthread_rwlockattr_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,979 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pthread_key_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,980 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____fsid_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,980 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__div_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,980 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____ino_t in 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ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____loff_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,980 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pthread_mutex_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,980 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____clock_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,980 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__fsid_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,980 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__ushort in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,980 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__SLL in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,980 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____key_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,981 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__time_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,981 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____syscall_slong_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,981 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__u_long in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,981 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____useconds_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,981 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__suseconds_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,981 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____u_short in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,981 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__mode_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,981 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__ino_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,981 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__daddr_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,981 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__u_int64_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,981 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____fsfilcnt64_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,981 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pthread_condattr_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,981 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__ldiv_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,981 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____int64_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,981 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__int8_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,981 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__loff_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,981 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____uint64_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pthread_once_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____int8_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__ssize_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____uid_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____nlink_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____sig_atomic_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pthread_attr_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__timer_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__register_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pid_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__uint in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__int32_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____socklen_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__fsfilcnt_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,984 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____blkcnt64_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,984 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____u_int in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,984 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__off_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,984 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__nlink_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,984 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__gid_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,984 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____intptr_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,984 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__u_short in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,984 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__dev_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,984 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pthread_spinlock_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,984 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__id_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,984 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____mode_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,984 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____rlim_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,984 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__key_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,985 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__fd_mask in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,985 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__quad_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,985 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__size_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,985 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____int32_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,985 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__u_int16_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,985 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pthread_cond_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,985 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____u_quad_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,985 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pthread_barrier_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,985 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____pthread_slist_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,985 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____clockid_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,985 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__clockid_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,986 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____off_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,986 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____ssize_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,986 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__idtype_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,986 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__wchar_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,986 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____id_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,986 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____quad_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,986 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____fd_mask in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,986 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____syscall_ulong_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,986 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____u_char in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,986 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pthread_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,986 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__u_int8_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,987 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____off64_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,987 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____suseconds_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,987 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____timer_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,987 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____pid_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,987 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__fsblkcnt_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,987 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____gid_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,987 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pthread_mutexattr_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:07,987 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__u_int in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:08,000 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGb0732b9b5 [2018-04-13 02:22:08,003 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-13 02:22:08,004 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-13 02:22:08,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-13 02:22:08,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-13 02:22:08,008 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-13 02:22:08,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 02:22:08" (1/1) ... [2018-04-13 02:22:08,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f4eb9d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:22:08, skipping insertion in model container [2018-04-13 02:22:08,010 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 02:22:08" (1/1) ... [2018-04-13 02:22:08,021 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 02:22:08,047 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 02:22:08,199 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 02:22:08,242 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 02:22:08,247 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-04-13 02:22:08,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:22:08 WrapperNode [2018-04-13 02:22:08,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-13 02:22:08,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-13 02:22:08,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-13 02:22:08,291 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-13 02:22:08,303 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:22:08" (1/1) ... [2018-04-13 02:22:08,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:22:08" (1/1) ... [2018-04-13 02:22:08,315 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:22:08" (1/1) ... [2018-04-13 02:22:08,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:22:08" (1/1) ... [2018-04-13 02:22:08,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:22:08" (1/1) ... [2018-04-13 02:22:08,330 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:22:08" (1/1) ... [2018-04-13 02:22:08,332 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:22:08" (1/1) ... [2018-04-13 02:22:08,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-13 02:22:08,336 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-13 02:22:08,337 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-13 02:22:08,337 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-13 02:22:08,337 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:22:08" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-13 02:22:08,420 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-13 02:22:08,420 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-13 02:22:08,420 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-13 02:22:08,420 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-13 02:22:08,420 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-13 02:22:08,420 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-13 02:22:08,421 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-13 02:22:08,421 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-13 02:22:08,421 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-13 02:22:08,421 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-13 02:22:08,421 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-13 02:22:08,421 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-13 02:22:08,421 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-13 02:22:08,421 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-13 02:22:08,421 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-13 02:22:08,421 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-13 02:22:08,422 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-13 02:22:08,422 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-13 02:22:08,422 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-13 02:22:08,422 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-13 02:22:08,422 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-13 02:22:08,422 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-13 02:22:08,422 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-13 02:22:08,422 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-13 02:22:08,422 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-13 02:22:08,423 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-13 02:22:08,423 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-13 02:22:08,423 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-13 02:22:08,423 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-13 02:22:08,423 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-13 02:22:08,423 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-13 02:22:08,423 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-13 02:22:08,423 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-13 02:22:08,423 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-13 02:22:08,423 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-13 02:22:08,424 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-13 02:22:08,424 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-13 02:22:08,424 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-13 02:22:08,424 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-13 02:22:08,424 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-13 02:22:08,424 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-13 02:22:08,424 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-13 02:22:08,424 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-13 02:22:08,424 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-13 02:22:08,424 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-13 02:22:08,425 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-13 02:22:08,425 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-13 02:22:08,425 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-13 02:22:08,425 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-13 02:22:08,425 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-13 02:22:08,425 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-13 02:22:08,425 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-13 02:22:08,425 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-13 02:22:08,425 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-13 02:22:08,425 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-13 02:22:08,426 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-13 02:22:08,426 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-13 02:22:08,426 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-13 02:22:08,426 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-13 02:22:08,426 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-13 02:22:08,426 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-13 02:22:08,426 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-13 02:22:08,426 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-13 02:22:08,426 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-13 02:22:08,426 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-13 02:22:08,427 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-13 02:22:08,427 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-13 02:22:08,427 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-13 02:22:08,427 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-13 02:22:08,427 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-13 02:22:08,427 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-13 02:22:08,427 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-13 02:22:08,427 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-13 02:22:08,427 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-13 02:22:08,427 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-13 02:22:08,427 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-13 02:22:08,427 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-13 02:22:08,427 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-13 02:22:08,428 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-13 02:22:08,428 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-13 02:22:08,428 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-13 02:22:08,428 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-13 02:22:08,428 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-13 02:22:08,428 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-13 02:22:08,428 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-13 02:22:08,428 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-13 02:22:08,428 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-13 02:22:08,428 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-13 02:22:08,428 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-13 02:22:08,428 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-13 02:22:08,428 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-13 02:22:08,428 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-13 02:22:08,428 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-13 02:22:08,428 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-13 02:22:08,428 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-13 02:22:08,428 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-13 02:22:08,429 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-13 02:22:08,429 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-13 02:22:08,429 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-13 02:22:08,429 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-13 02:22:08,429 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-13 02:22:08,429 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-13 02:22:08,429 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-13 02:22:08,429 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-13 02:22:08,429 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-13 02:22:08,429 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-13 02:22:08,429 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-13 02:22:08,430 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-13 02:22:08,430 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-13 02:22:08,430 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-13 02:22:08,430 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-13 02:22:08,430 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-13 02:22:08,430 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-13 02:22:08,430 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-13 02:22:08,430 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-13 02:22:08,878 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-13 02:22:08,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 02:22:08 BoogieIcfgContainer [2018-04-13 02:22:08,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-13 02:22:08,879 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-13 02:22:08,879 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-13 02:22:08,881 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-13 02:22:08,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.04 02:22:08" (1/3) ... [2018-04-13 02:22:08,882 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@284b7a70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 02:22:08, skipping insertion in model container [2018-04-13 02:22:08,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:22:08" (2/3) ... [2018-04-13 02:22:08,882 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@284b7a70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 02:22:08, skipping insertion in model container [2018-04-13 02:22:08,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 02:22:08" (3/3) ... [2018-04-13 02:22:08,883 INFO L107 eAbstractionObserver]: Analyzing ICFG sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-13 02:22:08,889 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-13 02:22:08,893 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 63 error locations. [2018-04-13 02:22:08,921 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-13 02:22:08,922 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-13 02:22:08,922 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-13 02:22:08,922 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-04-13 02:22:08,922 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-13 02:22:08,922 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-13 02:22:08,923 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-13 02:22:08,923 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-13 02:22:08,923 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-13 02:22:08,923 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-13 02:22:08,933 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states. [2018-04-13 02:22:08,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-13 02:22:08,939 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:08,939 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:08,939 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:08,942 INFO L82 PathProgramCache]: Analyzing trace with hash 166545801, now seen corresponding path program 1 times [2018-04-13 02:22:08,977 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:09,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:09,007 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:09,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:09,052 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:09,052 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 02:22:09,053 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:09,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:09,054 INFO L182 omatonBuilderFactory]: Interpolants [192#(= 1 (select |#valid| |main_#t~malloc0.base|)), 193#(= 1 (select |#valid| main_~list~0.base)), 190#true, 191#false] [2018-04-13 02:22:09,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:09,055 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 02:22:09,067 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 02:22:09,068 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-13 02:22:09,070 INFO L87 Difference]: Start difference. First operand 187 states. Second operand 4 states. [2018-04-13 02:22:09,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:09,283 INFO L93 Difference]: Finished difference Result 218 states and 229 transitions. [2018-04-13 02:22:09,283 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 02:22:09,284 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-13 02:22:09,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:09,295 INFO L225 Difference]: With dead ends: 218 [2018-04-13 02:22:09,295 INFO L226 Difference]: Without dead ends: 214 [2018-04-13 02:22:09,297 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-13 02:22:09,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2018-04-13 02:22:09,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 180. [2018-04-13 02:22:09,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180 states. [2018-04-13 02:22:09,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 192 transitions. [2018-04-13 02:22:09,335 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 192 transitions. Word has length 8 [2018-04-13 02:22:09,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:09,335 INFO L459 AbstractCegarLoop]: Abstraction has 180 states and 192 transitions. [2018-04-13 02:22:09,335 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 02:22:09,335 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 192 transitions. [2018-04-13 02:22:09,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-13 02:22:09,335 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:09,336 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:09,336 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:09,336 INFO L82 PathProgramCache]: Analyzing trace with hash 166545802, now seen corresponding path program 1 times [2018-04-13 02:22:09,337 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:09,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:09,349 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:09,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:09,380 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:09,380 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 02:22:09,380 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:09,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:09,380 INFO L182 omatonBuilderFactory]: Interpolants [594#true, 595#false, 596#(and (= 8 (select |#length| |main_#t~malloc0.base|)) (= 0 |main_#t~malloc0.offset|)), 597#(and (= main_~list~0.offset 0) (= 8 (select |#length| main_~list~0.base)))] [2018-04-13 02:22:09,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:09,381 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 02:22:09,382 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 02:22:09,382 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-13 02:22:09,382 INFO L87 Difference]: Start difference. First operand 180 states and 192 transitions. Second operand 4 states. [2018-04-13 02:22:09,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:09,496 INFO L93 Difference]: Finished difference Result 207 states and 218 transitions. [2018-04-13 02:22:09,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-13 02:22:09,496 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-13 02:22:09,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:09,498 INFO L225 Difference]: With dead ends: 207 [2018-04-13 02:22:09,498 INFO L226 Difference]: Without dead ends: 207 [2018-04-13 02:22:09,498 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-13 02:22:09,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2018-04-13 02:22:09,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 194. [2018-04-13 02:22:09,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2018-04-13 02:22:09,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 213 transitions. [2018-04-13 02:22:09,508 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 213 transitions. Word has length 8 [2018-04-13 02:22:09,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:09,508 INFO L459 AbstractCegarLoop]: Abstraction has 194 states and 213 transitions. [2018-04-13 02:22:09,509 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 02:22:09,509 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 213 transitions. [2018-04-13 02:22:09,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-13 02:22:09,509 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:09,509 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:09,509 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:09,510 INFO L82 PathProgramCache]: Analyzing trace with hash -2089322413, now seen corresponding path program 1 times [2018-04-13 02:22:09,511 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:09,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:09,524 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:09,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:09,553 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:09,553 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-13 02:22:09,553 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:09,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:09,554 INFO L182 omatonBuilderFactory]: Interpolants [1001#true, 1002#false, 1003#(= 1 (select |#valid| |main_#t~malloc2.base|)), 1004#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 1005#(= 1 (select |#valid| |main_#t~mem3.base|))] [2018-04-13 02:22:09,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:09,554 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 02:22:09,554 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 02:22:09,555 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 02:22:09,555 INFO L87 Difference]: Start difference. First operand 194 states and 213 transitions. Second operand 5 states. [2018-04-13 02:22:09,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:09,780 INFO L93 Difference]: Finished difference Result 329 states and 356 transitions. [2018-04-13 02:22:09,780 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 02:22:09,781 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2018-04-13 02:22:09,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:09,782 INFO L225 Difference]: With dead ends: 329 [2018-04-13 02:22:09,782 INFO L226 Difference]: Without dead ends: 329 [2018-04-13 02:22:09,783 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-13 02:22:09,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2018-04-13 02:22:09,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 193. [2018-04-13 02:22:09,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 193 states. [2018-04-13 02:22:09,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 212 transitions. [2018-04-13 02:22:09,791 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 212 transitions. Word has length 17 [2018-04-13 02:22:09,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:09,791 INFO L459 AbstractCegarLoop]: Abstraction has 193 states and 212 transitions. [2018-04-13 02:22:09,792 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 02:22:09,792 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 212 transitions. [2018-04-13 02:22:09,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-13 02:22:09,792 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:09,792 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:09,792 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:09,792 INFO L82 PathProgramCache]: Analyzing trace with hash -2089322412, now seen corresponding path program 1 times [2018-04-13 02:22:09,794 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:09,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:09,805 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:09,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:09,840 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:09,840 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-13 02:22:09,840 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:09,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:09,841 INFO L182 omatonBuilderFactory]: Interpolants [1536#(and (= 0 |main_#t~malloc2.offset|) (= 8 (select |#length| |main_#t~malloc2.base|))), 1537#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 1538#(and (= |main_#t~mem3.offset| 0) (= 8 (select |#length| |main_#t~mem3.base|))), 1534#true, 1535#false] [2018-04-13 02:22:09,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:09,841 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 02:22:09,841 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 02:22:09,841 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 02:22:09,841 INFO L87 Difference]: Start difference. First operand 193 states and 212 transitions. Second operand 5 states. [2018-04-13 02:22:10,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:10,058 INFO L93 Difference]: Finished difference Result 360 states and 397 transitions. [2018-04-13 02:22:10,058 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 02:22:10,058 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2018-04-13 02:22:10,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:10,059 INFO L225 Difference]: With dead ends: 360 [2018-04-13 02:22:10,059 INFO L226 Difference]: Without dead ends: 360 [2018-04-13 02:22:10,059 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-13 02:22:10,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2018-04-13 02:22:10,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 192. [2018-04-13 02:22:10,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2018-04-13 02:22:10,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 211 transitions. [2018-04-13 02:22:10,066 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 211 transitions. Word has length 17 [2018-04-13 02:22:10,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:10,066 INFO L459 AbstractCegarLoop]: Abstraction has 192 states and 211 transitions. [2018-04-13 02:22:10,066 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 02:22:10,066 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 211 transitions. [2018-04-13 02:22:10,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-13 02:22:10,067 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:10,067 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:10,067 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:10,067 INFO L82 PathProgramCache]: Analyzing trace with hash -337938114, now seen corresponding path program 1 times [2018-04-13 02:22:10,068 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:10,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:10,082 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:10,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:10,133 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:10,133 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-13 02:22:10,133 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:10,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:10,133 INFO L182 omatonBuilderFactory]: Interpolants [2097#true, 2098#false, 2099#(= (select |#valid| main_~list~0.base) 1), 2100#(and (= 1 (select |#valid| |main_#t~malloc2.base|)) (not (= main_~list~0.base |main_#t~malloc2.base|))), 2101#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 2102#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~mem3.base|))), 2103#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 2104#(= 1 (select |#valid| |main_#t~mem4.base|))] [2018-04-13 02:22:10,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:10,133 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-13 02:22:10,133 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-13 02:22:10,133 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-04-13 02:22:10,134 INFO L87 Difference]: Start difference. First operand 192 states and 211 transitions. Second operand 8 states. [2018-04-13 02:22:10,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:10,532 INFO L93 Difference]: Finished difference Result 332 states and 357 transitions. [2018-04-13 02:22:10,532 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-13 02:22:10,532 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 20 [2018-04-13 02:22:10,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:10,533 INFO L225 Difference]: With dead ends: 332 [2018-04-13 02:22:10,533 INFO L226 Difference]: Without dead ends: 332 [2018-04-13 02:22:10,534 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2018-04-13 02:22:10,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2018-04-13 02:22:10,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 191. [2018-04-13 02:22:10,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2018-04-13 02:22:10,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 210 transitions. [2018-04-13 02:22:10,539 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 210 transitions. Word has length 20 [2018-04-13 02:22:10,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:10,539 INFO L459 AbstractCegarLoop]: Abstraction has 191 states and 210 transitions. [2018-04-13 02:22:10,540 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-13 02:22:10,540 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 210 transitions. [2018-04-13 02:22:10,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-13 02:22:10,540 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:10,540 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:10,543 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:10,543 INFO L82 PathProgramCache]: Analyzing trace with hash -337938113, now seen corresponding path program 1 times [2018-04-13 02:22:10,544 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:10,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:10,557 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:10,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:10,656 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:10,656 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-13 02:22:10,656 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:10,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:10,656 INFO L182 omatonBuilderFactory]: Interpolants [2640#(= (select |#valid| main_~list~0.base) 1), 2641#(and (not (= main_~list~0.base |main_#t~malloc2.base|)) (= 0 |main_#t~malloc2.offset|) (= 8 (select |#length| |main_#t~malloc2.base|))), 2642#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 2643#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~mem3.base|))), 2644#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 2645#(and (= |main_#t~mem4.offset| 0) (= 8 (select |#length| |main_#t~mem4.base|))), 2638#true, 2639#false] [2018-04-13 02:22:10,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:10,657 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-13 02:22:10,657 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-13 02:22:10,657 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-04-13 02:22:10,657 INFO L87 Difference]: Start difference. First operand 191 states and 210 transitions. Second operand 8 states. [2018-04-13 02:22:11,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:11,104 INFO L93 Difference]: Finished difference Result 334 states and 359 transitions. [2018-04-13 02:22:11,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-13 02:22:11,104 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 20 [2018-04-13 02:22:11,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:11,105 INFO L225 Difference]: With dead ends: 334 [2018-04-13 02:22:11,105 INFO L226 Difference]: Without dead ends: 334 [2018-04-13 02:22:11,106 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2018-04-13 02:22:11,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2018-04-13 02:22:11,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 190. [2018-04-13 02:22:11,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2018-04-13 02:22:11,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 209 transitions. [2018-04-13 02:22:11,109 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 209 transitions. Word has length 20 [2018-04-13 02:22:11,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:11,109 INFO L459 AbstractCegarLoop]: Abstraction has 190 states and 209 transitions. [2018-04-13 02:22:11,109 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-13 02:22:11,109 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 209 transitions. [2018-04-13 02:22:11,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-13 02:22:11,110 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:11,110 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:11,110 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:11,110 INFO L82 PathProgramCache]: Analyzing trace with hash -296054905, now seen corresponding path program 1 times [2018-04-13 02:22:11,111 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:11,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:11,118 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:11,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:11,148 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:11,148 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 02:22:11,148 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:11,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:11,148 INFO L182 omatonBuilderFactory]: Interpolants [3184#(not |main_#t~short7|), 3180#true, 3181#false, 3182#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 3183#(and (= |main_#t~mem5.base| 0) (= |main_#t~mem5.offset| 0))] [2018-04-13 02:22:11,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:11,148 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 02:22:11,149 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 02:22:11,149 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 02:22:11,149 INFO L87 Difference]: Start difference. First operand 190 states and 209 transitions. Second operand 5 states. [2018-04-13 02:22:11,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:11,251 INFO L93 Difference]: Finished difference Result 282 states and 306 transitions. [2018-04-13 02:22:11,251 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 02:22:11,251 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2018-04-13 02:22:11,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:11,252 INFO L225 Difference]: With dead ends: 282 [2018-04-13 02:22:11,252 INFO L226 Difference]: Without dead ends: 282 [2018-04-13 02:22:11,253 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-13 02:22:11,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2018-04-13 02:22:11,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 194. [2018-04-13 02:22:11,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2018-04-13 02:22:11,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 213 transitions. [2018-04-13 02:22:11,257 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 213 transitions. Word has length 26 [2018-04-13 02:22:11,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:11,257 INFO L459 AbstractCegarLoop]: Abstraction has 194 states and 213 transitions. [2018-04-13 02:22:11,257 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 02:22:11,257 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 213 transitions. [2018-04-13 02:22:11,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-13 02:22:11,258 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:11,258 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:11,258 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:11,258 INFO L82 PathProgramCache]: Analyzing trace with hash 1611684908, now seen corresponding path program 1 times [2018-04-13 02:22:11,259 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:11,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:11,267 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:11,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:11,285 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:11,285 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 02:22:11,285 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:11,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:11,285 INFO L182 omatonBuilderFactory]: Interpolants [3665#true, 3666#false, 3667#(= 1 (select |#valid| main_~list~0.base)), 3668#(= 1 (select |#valid| main_~end~0.base))] [2018-04-13 02:22:11,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:11,286 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 02:22:11,286 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 02:22:11,286 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-13 02:22:11,286 INFO L87 Difference]: Start difference. First operand 194 states and 213 transitions. Second operand 4 states. [2018-04-13 02:22:11,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:11,362 INFO L93 Difference]: Finished difference Result 198 states and 214 transitions. [2018-04-13 02:22:11,362 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-13 02:22:11,362 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2018-04-13 02:22:11,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:11,363 INFO L225 Difference]: With dead ends: 198 [2018-04-13 02:22:11,363 INFO L226 Difference]: Without dead ends: 198 [2018-04-13 02:22:11,364 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-13 02:22:11,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2018-04-13 02:22:11,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 186. [2018-04-13 02:22:11,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2018-04-13 02:22:11,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 205 transitions. [2018-04-13 02:22:11,367 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 205 transitions. Word has length 28 [2018-04-13 02:22:11,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:11,368 INFO L459 AbstractCegarLoop]: Abstraction has 186 states and 205 transitions. [2018-04-13 02:22:11,368 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 02:22:11,368 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 205 transitions. [2018-04-13 02:22:11,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-13 02:22:11,368 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:11,369 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:11,369 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:11,369 INFO L82 PathProgramCache]: Analyzing trace with hash 1611684909, now seen corresponding path program 1 times [2018-04-13 02:22:11,370 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:11,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:11,378 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:11,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:11,445 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:11,445 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-13 02:22:11,445 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:11,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:11,446 INFO L182 omatonBuilderFactory]: Interpolants [4055#true, 4056#false, 4057#(and (= 8 (select |#length| |main_#t~malloc0.base|)) (= 0 |main_#t~malloc0.offset|)), 4058#(and (= 0 main_~list~0.offset) (= 8 (select |#length| main_~list~0.base))), 4059#(and (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset) (= 8 (select |#length| main_~list~0.base))), 4060#(and (= main_~end~0.offset 0) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 4061#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base)))] [2018-04-13 02:22:11,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:11,446 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-13 02:22:11,446 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-13 02:22:11,446 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-04-13 02:22:11,447 INFO L87 Difference]: Start difference. First operand 186 states and 205 transitions. Second operand 7 states. [2018-04-13 02:22:11,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:11,634 INFO L93 Difference]: Finished difference Result 240 states and 255 transitions. [2018-04-13 02:22:11,634 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 02:22:11,634 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 28 [2018-04-13 02:22:11,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:11,635 INFO L225 Difference]: With dead ends: 240 [2018-04-13 02:22:11,635 INFO L226 Difference]: Without dead ends: 240 [2018-04-13 02:22:11,635 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-04-13 02:22:11,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2018-04-13 02:22:11,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 213. [2018-04-13 02:22:11,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2018-04-13 02:22:11,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 240 transitions. [2018-04-13 02:22:11,638 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 240 transitions. Word has length 28 [2018-04-13 02:22:11,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:11,638 INFO L459 AbstractCegarLoop]: Abstraction has 213 states and 240 transitions. [2018-04-13 02:22:11,638 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-13 02:22:11,638 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 240 transitions. [2018-04-13 02:22:11,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-04-13 02:22:11,638 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:11,638 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:11,638 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:11,638 INFO L82 PathProgramCache]: Analyzing trace with hash 265761851, now seen corresponding path program 1 times [2018-04-13 02:22:11,639 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:11,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:11,644 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:11,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:11,678 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:11,678 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 02:22:11,679 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:11,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:11,679 INFO L182 omatonBuilderFactory]: Interpolants [4521#true, 4522#false, 4523#(= 1 (select |#valid| |main_#t~malloc9.base|)), 4524#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))), 4525#(= 1 (select |#valid| |main_#t~mem10.base|)), 4526#(= 1 (select |#valid| main_~end~0.base))] [2018-04-13 02:22:11,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:11,679 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 02:22:11,679 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 02:22:11,680 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-13 02:22:11,680 INFO L87 Difference]: Start difference. First operand 213 states and 240 transitions. Second operand 6 states. [2018-04-13 02:22:11,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:11,859 INFO L93 Difference]: Finished difference Result 305 states and 345 transitions. [2018-04-13 02:22:11,859 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-13 02:22:11,859 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2018-04-13 02:22:11,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:11,860 INFO L225 Difference]: With dead ends: 305 [2018-04-13 02:22:11,860 INFO L226 Difference]: Without dead ends: 305 [2018-04-13 02:22:11,861 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-04-13 02:22:11,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2018-04-13 02:22:11,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 212. [2018-04-13 02:22:11,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2018-04-13 02:22:11,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 239 transitions. [2018-04-13 02:22:11,865 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 239 transitions. Word has length 31 [2018-04-13 02:22:11,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:11,866 INFO L459 AbstractCegarLoop]: Abstraction has 212 states and 239 transitions. [2018-04-13 02:22:11,866 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 02:22:11,866 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 239 transitions. [2018-04-13 02:22:11,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-04-13 02:22:11,867 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:11,867 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:11,867 INFO L408 AbstractCegarLoop]: === Iteration 11 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:11,867 INFO L82 PathProgramCache]: Analyzing trace with hash 265761852, now seen corresponding path program 1 times [2018-04-13 02:22:11,868 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:11,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:11,876 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:11,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:11,922 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:11,922 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 02:22:11,922 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:11,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:11,922 INFO L182 omatonBuilderFactory]: Interpolants [5056#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 5051#true, 5052#false, 5053#(and (= 0 |main_#t~malloc9.offset|) (= 8 (select |#length| |main_#t~malloc9.base|))), 5054#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 5055#(and (= 8 (select |#length| |main_#t~mem10.base|)) (= 0 |main_#t~mem10.offset|))] [2018-04-13 02:22:11,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:11,923 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 02:22:11,923 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 02:22:11,923 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-13 02:22:11,923 INFO L87 Difference]: Start difference. First operand 212 states and 239 transitions. Second operand 6 states. [2018-04-13 02:22:12,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:12,134 INFO L93 Difference]: Finished difference Result 329 states and 377 transitions. [2018-04-13 02:22:12,134 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-13 02:22:12,134 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2018-04-13 02:22:12,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:12,135 INFO L225 Difference]: With dead ends: 329 [2018-04-13 02:22:12,135 INFO L226 Difference]: Without dead ends: 329 [2018-04-13 02:22:12,135 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2018-04-13 02:22:12,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2018-04-13 02:22:12,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 197. [2018-04-13 02:22:12,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2018-04-13 02:22:12,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 223 transitions. [2018-04-13 02:22:12,138 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 223 transitions. Word has length 31 [2018-04-13 02:22:12,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:12,138 INFO L459 AbstractCegarLoop]: Abstraction has 197 states and 223 transitions. [2018-04-13 02:22:12,138 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 02:22:12,138 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 223 transitions. [2018-04-13 02:22:12,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-04-13 02:22:12,139 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:12,139 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:12,139 INFO L408 AbstractCegarLoop]: === Iteration 12 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:12,139 INFO L82 PathProgramCache]: Analyzing trace with hash -788385734, now seen corresponding path program 1 times [2018-04-13 02:22:12,140 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:12,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:12,146 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:12,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:12,175 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:12,175 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 02:22:12,175 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:12,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:12,176 INFO L182 omatonBuilderFactory]: Interpolants [5594#true, 5595#false, 5596#(not (= 0 |main_#t~malloc0.base|)), 5597#(not (= 0 main_~list~0.base)), 5598#(not (= 0 main_~end~0.base))] [2018-04-13 02:22:12,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:12,176 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 02:22:12,176 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 02:22:12,176 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 02:22:12,176 INFO L87 Difference]: Start difference. First operand 197 states and 223 transitions. Second operand 5 states. [2018-04-13 02:22:12,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:12,252 INFO L93 Difference]: Finished difference Result 220 states and 234 transitions. [2018-04-13 02:22:12,252 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 02:22:12,252 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2018-04-13 02:22:12,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:12,253 INFO L225 Difference]: With dead ends: 220 [2018-04-13 02:22:12,253 INFO L226 Difference]: Without dead ends: 220 [2018-04-13 02:22:12,254 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-13 02:22:12,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2018-04-13 02:22:12,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 197. [2018-04-13 02:22:12,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2018-04-13 02:22:12,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 221 transitions. [2018-04-13 02:22:12,258 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 221 transitions. Word has length 36 [2018-04-13 02:22:12,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:12,258 INFO L459 AbstractCegarLoop]: Abstraction has 197 states and 221 transitions. [2018-04-13 02:22:12,258 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 02:22:12,258 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 221 transitions. [2018-04-13 02:22:12,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-04-13 02:22:12,259 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:12,259 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:12,259 INFO L408 AbstractCegarLoop]: === Iteration 13 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:12,259 INFO L82 PathProgramCache]: Analyzing trace with hash 2065889067, now seen corresponding path program 1 times [2018-04-13 02:22:12,260 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:12,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:12,267 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:12,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:12,328 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:12,329 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-13 02:22:12,329 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:12,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:12,329 INFO L182 omatonBuilderFactory]: Interpolants [6020#true, 6021#false, 6022#(and (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) |main_#t~mem5.offset|) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) |main_#t~mem5.base|)), 6023#(or |main_#t~short7| (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 6024#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 6025#(and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 6026#(and (= 0 |main_#t~mem18.base|) (= 0 |main_#t~mem18.offset|)), 6027#(and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base))] [2018-04-13 02:22:12,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:12,330 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-13 02:22:12,330 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-13 02:22:12,330 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-04-13 02:22:12,330 INFO L87 Difference]: Start difference. First operand 197 states and 221 transitions. Second operand 8 states. [2018-04-13 02:22:12,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:12,603 INFO L93 Difference]: Finished difference Result 302 states and 333 transitions. [2018-04-13 02:22:12,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-13 02:22:12,603 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 42 [2018-04-13 02:22:12,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:12,604 INFO L225 Difference]: With dead ends: 302 [2018-04-13 02:22:12,604 INFO L226 Difference]: Without dead ends: 302 [2018-04-13 02:22:12,605 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2018-04-13 02:22:12,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2018-04-13 02:22:12,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 213. [2018-04-13 02:22:12,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2018-04-13 02:22:12,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 238 transitions. [2018-04-13 02:22:12,609 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 238 transitions. Word has length 42 [2018-04-13 02:22:12,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:12,609 INFO L459 AbstractCegarLoop]: Abstraction has 213 states and 238 transitions. [2018-04-13 02:22:12,609 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-13 02:22:12,609 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 238 transitions. [2018-04-13 02:22:12,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-13 02:22:12,610 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:12,610 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:12,610 INFO L408 AbstractCegarLoop]: === Iteration 14 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:12,610 INFO L82 PathProgramCache]: Analyzing trace with hash -1631310599, now seen corresponding path program 1 times [2018-04-13 02:22:12,611 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:12,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:12,620 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:12,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:12,652 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:12,652 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-13 02:22:12,652 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:12,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:12,653 INFO L182 omatonBuilderFactory]: Interpolants [6555#true, 6556#false, 6557#(and (= 0 |main_#t~malloc12.offset|) (= 8 (select |#length| |main_#t~malloc12.base|))), 6558#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 6559#(and (= |main_#t~mem13.offset| 0) (= 8 (select |#length| |main_#t~mem13.base|)))] [2018-04-13 02:22:12,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:12,653 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 02:22:12,653 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 02:22:12,653 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 02:22:12,654 INFO L87 Difference]: Start difference. First operand 213 states and 238 transitions. Second operand 5 states. [2018-04-13 02:22:12,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:12,859 INFO L93 Difference]: Finished difference Result 363 states and 410 transitions. [2018-04-13 02:22:12,859 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 02:22:12,859 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 43 [2018-04-13 02:22:12,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:12,860 INFO L225 Difference]: With dead ends: 363 [2018-04-13 02:22:12,860 INFO L226 Difference]: Without dead ends: 363 [2018-04-13 02:22:12,861 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-13 02:22:12,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2018-04-13 02:22:12,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 212. [2018-04-13 02:22:12,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2018-04-13 02:22:12,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 237 transitions. [2018-04-13 02:22:12,865 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 237 transitions. Word has length 43 [2018-04-13 02:22:12,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:12,865 INFO L459 AbstractCegarLoop]: Abstraction has 212 states and 237 transitions. [2018-04-13 02:22:12,865 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 02:22:12,865 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 237 transitions. [2018-04-13 02:22:12,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-13 02:22:12,866 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:12,866 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:12,866 INFO L408 AbstractCegarLoop]: === Iteration 15 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:12,866 INFO L82 PathProgramCache]: Analyzing trace with hash -1631310600, now seen corresponding path program 1 times [2018-04-13 02:22:12,867 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:12,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:12,874 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:12,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:12,896 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:12,896 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-13 02:22:12,896 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:12,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:12,897 INFO L182 omatonBuilderFactory]: Interpolants [7141#true, 7142#false, 7143#(= 1 (select |#valid| |main_#t~malloc12.base|)), 7144#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))), 7145#(= 1 (select |#valid| |main_#t~mem13.base|))] [2018-04-13 02:22:12,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:12,897 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 02:22:12,897 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 02:22:12,897 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 02:22:12,897 INFO L87 Difference]: Start difference. First operand 212 states and 237 transitions. Second operand 5 states. [2018-04-13 02:22:13,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:13,080 INFO L93 Difference]: Finished difference Result 327 states and 367 transitions. [2018-04-13 02:22:13,081 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 02:22:13,081 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 43 [2018-04-13 02:22:13,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:13,082 INFO L225 Difference]: With dead ends: 327 [2018-04-13 02:22:13,082 INFO L226 Difference]: Without dead ends: 327 [2018-04-13 02:22:13,082 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-13 02:22:13,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2018-04-13 02:22:13,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 211. [2018-04-13 02:22:13,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 211 states. [2018-04-13 02:22:13,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 236 transitions. [2018-04-13 02:22:13,086 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 236 transitions. Word has length 43 [2018-04-13 02:22:13,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:13,086 INFO L459 AbstractCegarLoop]: Abstraction has 211 states and 236 transitions. [2018-04-13 02:22:13,086 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 02:22:13,086 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 236 transitions. [2018-04-13 02:22:13,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-04-13 02:22:13,087 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:13,087 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:13,087 INFO L408 AbstractCegarLoop]: === Iteration 16 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:13,087 INFO L82 PathProgramCache]: Analyzing trace with hash 928654395, now seen corresponding path program 1 times [2018-04-13 02:22:13,088 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:13,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:13,094 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:13,138 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:13,138 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:13,138 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2018-04-13 02:22:13,138 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:13,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:13,139 INFO L182 omatonBuilderFactory]: Interpolants [7690#true, 7691#false, 7692#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 7693#(and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 7694#(and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)), 7695#(and (= main_~end~0.offset 0) (= main_~end~0.base 0))] [2018-04-13 02:22:13,139 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:13,139 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 02:22:13,139 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 02:22:13,139 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-13 02:22:13,140 INFO L87 Difference]: Start difference. First operand 211 states and 236 transitions. Second operand 6 states. [2018-04-13 02:22:13,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:13,316 INFO L93 Difference]: Finished difference Result 285 states and 314 transitions. [2018-04-13 02:22:13,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-13 02:22:13,316 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 44 [2018-04-13 02:22:13,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:13,317 INFO L225 Difference]: With dead ends: 285 [2018-04-13 02:22:13,317 INFO L226 Difference]: Without dead ends: 285 [2018-04-13 02:22:13,317 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-04-13 02:22:13,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2018-04-13 02:22:13,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 245. [2018-04-13 02:22:13,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 245 states. [2018-04-13 02:22:13,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 279 transitions. [2018-04-13 02:22:13,321 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 279 transitions. Word has length 44 [2018-04-13 02:22:13,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:13,321 INFO L459 AbstractCegarLoop]: Abstraction has 245 states and 279 transitions. [2018-04-13 02:22:13,321 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 02:22:13,322 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 279 transitions. [2018-04-13 02:22:13,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-04-13 02:22:13,322 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:13,322 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:13,322 INFO L408 AbstractCegarLoop]: === Iteration 17 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:13,322 INFO L82 PathProgramCache]: Analyzing trace with hash -819000242, now seen corresponding path program 1 times [2018-04-13 02:22:13,323 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:13,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:13,333 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:13,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:13,382 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:13,382 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-13 02:22:13,382 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:13,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:13,383 INFO L182 omatonBuilderFactory]: Interpolants [8232#true, 8233#false, 8234#(= (select |#valid| main_~end~0.base) 1), 8235#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 1 (select |#valid| |main_#t~malloc12.base|))), 8236#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 8237#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 8238#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))), 8239#(= 1 (select |#valid| |main_#t~mem14.base|))] [2018-04-13 02:22:13,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:13,383 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-13 02:22:13,383 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-13 02:22:13,383 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-04-13 02:22:13,384 INFO L87 Difference]: Start difference. First operand 245 states and 279 transitions. Second operand 8 states. [2018-04-13 02:22:13,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:13,655 INFO L93 Difference]: Finished difference Result 262 states and 298 transitions. [2018-04-13 02:22:13,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-13 02:22:13,656 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 46 [2018-04-13 02:22:13,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:13,657 INFO L225 Difference]: With dead ends: 262 [2018-04-13 02:22:13,657 INFO L226 Difference]: Without dead ends: 262 [2018-04-13 02:22:13,658 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2018-04-13 02:22:13,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2018-04-13 02:22:13,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 244. [2018-04-13 02:22:13,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2018-04-13 02:22:13,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 278 transitions. [2018-04-13 02:22:13,663 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 278 transitions. Word has length 46 [2018-04-13 02:22:13,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:13,663 INFO L459 AbstractCegarLoop]: Abstraction has 244 states and 278 transitions. [2018-04-13 02:22:13,663 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-13 02:22:13,663 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 278 transitions. [2018-04-13 02:22:13,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-04-13 02:22:13,664 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:13,664 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:13,664 INFO L408 AbstractCegarLoop]: === Iteration 18 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:13,664 INFO L82 PathProgramCache]: Analyzing trace with hash -819000241, now seen corresponding path program 1 times [2018-04-13 02:22:13,665 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:13,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:13,675 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:13,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:13,763 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:13,763 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-13 02:22:13,763 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:13,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:13,764 INFO L182 omatonBuilderFactory]: Interpolants [8757#true, 8758#false, 8759#(= (select |#valid| main_~end~0.base) 1), 8760#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (= 8 (select |#length| |main_#t~malloc12.base|))), 8761#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 8762#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 8763#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 8764#(and (= 8 (select |#length| |main_#t~mem14.base|)) (= |main_#t~mem14.offset| 0))] [2018-04-13 02:22:13,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:13,764 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-13 02:22:13,764 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-13 02:22:13,764 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-04-13 02:22:13,764 INFO L87 Difference]: Start difference. First operand 244 states and 278 transitions. Second operand 8 states. [2018-04-13 02:22:14,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:14,110 INFO L93 Difference]: Finished difference Result 261 states and 297 transitions. [2018-04-13 02:22:14,111 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-13 02:22:14,111 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 46 [2018-04-13 02:22:14,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:14,112 INFO L225 Difference]: With dead ends: 261 [2018-04-13 02:22:14,112 INFO L226 Difference]: Without dead ends: 261 [2018-04-13 02:22:14,112 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2018-04-13 02:22:14,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2018-04-13 02:22:14,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 243. [2018-04-13 02:22:14,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2018-04-13 02:22:14,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 277 transitions. [2018-04-13 02:22:14,116 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 277 transitions. Word has length 46 [2018-04-13 02:22:14,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:14,117 INFO L459 AbstractCegarLoop]: Abstraction has 243 states and 277 transitions. [2018-04-13 02:22:14,117 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-13 02:22:14,117 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 277 transitions. [2018-04-13 02:22:14,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-13 02:22:14,117 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:14,117 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:14,117 INFO L408 AbstractCegarLoop]: === Iteration 19 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:14,118 INFO L82 PathProgramCache]: Analyzing trace with hash 410486952, now seen corresponding path program 1 times [2018-04-13 02:22:14,119 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:14,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:14,132 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:14,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:14,365 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:14,365 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2018-04-13 02:22:14,365 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:14,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:14,365 INFO L182 omatonBuilderFactory]: Interpolants [9280#true, 9281#false, 9282#(= 0 |main_#t~malloc0.offset|), 9283#(= main_~list~0.offset 0), 9284#(and (= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 9285#(and (= 1 (select |#valid| |main_#t~malloc2.base|)) (not (= main_~list~0.base |main_#t~malloc2.base|)) (= 0 |main_#t~malloc2.offset|) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 9286#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 9287#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem3.base|))), 9288#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 9289#(and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= main_~list~0.base |main_#t~mem4.base|)) (or (= main_~list~0.offset |main_#t~mem4.offset|) (not (= main_~list~0.base |main_#t~mem4.base|)))), 9290#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 9291#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= |main_#t~mem5.base| 0) (= |main_#t~mem5.offset| 0))), 9292#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not |main_#t~short7|)), 9293#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 9294#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))), 9295#(= 1 (select |#valid| |main_#t~mem18.base|)), 9296#(= 1 (select |#valid| main_~inner~0.base))] [2018-04-13 02:22:14,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:14,366 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-13 02:22:14,366 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-13 02:22:14,366 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2018-04-13 02:22:14,367 INFO L87 Difference]: Start difference. First operand 243 states and 277 transitions. Second operand 17 states. [2018-04-13 02:22:15,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:15,596 INFO L93 Difference]: Finished difference Result 542 states and 583 transitions. [2018-04-13 02:22:15,596 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-13 02:22:15,596 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 47 [2018-04-13 02:22:15,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:15,599 INFO L225 Difference]: With dead ends: 542 [2018-04-13 02:22:15,599 INFO L226 Difference]: Without dead ends: 542 [2018-04-13 02:22:15,600 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 216 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=392, Invalid=1090, Unknown=0, NotChecked=0, Total=1482 [2018-04-13 02:22:15,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 542 states. [2018-04-13 02:22:15,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 542 to 249. [2018-04-13 02:22:15,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2018-04-13 02:22:15,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 282 transitions. [2018-04-13 02:22:15,606 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 282 transitions. Word has length 47 [2018-04-13 02:22:15,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:15,607 INFO L459 AbstractCegarLoop]: Abstraction has 249 states and 282 transitions. [2018-04-13 02:22:15,607 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-13 02:22:15,607 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 282 transitions. [2018-04-13 02:22:15,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-13 02:22:15,607 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:15,607 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:15,608 INFO L408 AbstractCegarLoop]: === Iteration 20 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:15,608 INFO L82 PathProgramCache]: Analyzing trace with hash 410486953, now seen corresponding path program 1 times [2018-04-13 02:22:15,609 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:15,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:15,620 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:15,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:15,840 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:15,840 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2018-04-13 02:22:15,840 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:15,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:15,841 INFO L182 omatonBuilderFactory]: Interpolants [10144#(or (not |main_#t~short7|) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 10145#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 10146#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 10147#(and (= 8 (select |#length| |main_#t~mem18.base|)) (= 0 |main_#t~mem18.offset|)), 10148#(and (= 8 (select |#length| main_~inner~0.base)) (= main_~inner~0.offset 0)), 10132#true, 10133#false, 10134#(= 0 |main_#t~malloc0.offset|), 10135#(= main_~list~0.offset 0), 10136#(and (= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 10137#(and (not (= main_~list~0.base |main_#t~malloc2.base|)) (= 0 |main_#t~malloc2.offset|) (= 8 (select |#length| |main_#t~malloc2.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 10138#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 10139#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~mem3.base|))), 10140#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 10141#(and (or (= main_~list~0.base |main_#t~mem4.base|) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))) (or (= main_~list~0.offset |main_#t~mem4.offset|) (not (= main_~list~0.base |main_#t~mem4.base|)))), 10142#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 10143#(or (and (= |main_#t~mem5.base| 0) (= |main_#t~mem5.offset| 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))))] [2018-04-13 02:22:15,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:15,841 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-13 02:22:15,841 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-13 02:22:15,841 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2018-04-13 02:22:15,842 INFO L87 Difference]: Start difference. First operand 249 states and 282 transitions. Second operand 17 states. [2018-04-13 02:22:17,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:17,044 INFO L93 Difference]: Finished difference Result 607 states and 650 transitions. [2018-04-13 02:22:17,044 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-13 02:22:17,044 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 47 [2018-04-13 02:22:17,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:17,046 INFO L225 Difference]: With dead ends: 607 [2018-04-13 02:22:17,046 INFO L226 Difference]: Without dead ends: 607 [2018-04-13 02:22:17,046 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 343 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=472, Invalid=1334, Unknown=0, NotChecked=0, Total=1806 [2018-04-13 02:22:17,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 607 states. [2018-04-13 02:22:17,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 607 to 256. [2018-04-13 02:22:17,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 256 states. [2018-04-13 02:22:17,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 288 transitions. [2018-04-13 02:22:17,050 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 288 transitions. Word has length 47 [2018-04-13 02:22:17,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:17,050 INFO L459 AbstractCegarLoop]: Abstraction has 256 states and 288 transitions. [2018-04-13 02:22:17,050 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-13 02:22:17,050 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 288 transitions. [2018-04-13 02:22:17,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-13 02:22:17,050 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:17,050 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:17,050 INFO L408 AbstractCegarLoop]: === Iteration 21 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:17,051 INFO L82 PathProgramCache]: Analyzing trace with hash 1107305343, now seen corresponding path program 1 times [2018-04-13 02:22:17,051 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:17,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:17,056 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:17,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:22:17,094 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:17,094 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-13 02:22:17,094 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:17,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:17,094 INFO L182 omatonBuilderFactory]: Interpolants [11064#true, 11065#false, 11066#(and (= |main_#t~mem5.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= |main_#t~mem5.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 11067#(or |main_#t~short7| (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 11068#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 11069#(and (= 0 |main_#t~mem23.offset|) (= 0 |main_#t~mem23.base|)), 11070#(and (= main_~end~0.offset 0) (= main_~end~0.base 0))] [2018-04-13 02:22:17,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:22:17,094 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-13 02:22:17,094 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-13 02:22:17,095 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-04-13 02:22:17,095 INFO L87 Difference]: Start difference. First operand 256 states and 288 transitions. Second operand 7 states. [2018-04-13 02:22:17,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:17,242 INFO L93 Difference]: Finished difference Result 276 states and 308 transitions. [2018-04-13 02:22:17,243 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-13 02:22:17,243 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-04-13 02:22:17,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:17,244 INFO L225 Difference]: With dead ends: 276 [2018-04-13 02:22:17,244 INFO L226 Difference]: Without dead ends: 276 [2018-04-13 02:22:17,244 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2018-04-13 02:22:17,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2018-04-13 02:22:17,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 268. [2018-04-13 02:22:17,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2018-04-13 02:22:17,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 300 transitions. [2018-04-13 02:22:17,249 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 300 transitions. Word has length 53 [2018-04-13 02:22:17,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:17,249 INFO L459 AbstractCegarLoop]: Abstraction has 268 states and 300 transitions. [2018-04-13 02:22:17,249 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-13 02:22:17,250 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 300 transitions. [2018-04-13 02:22:17,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-04-13 02:22:17,250 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:17,250 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:17,250 INFO L408 AbstractCegarLoop]: === Iteration 22 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:17,251 INFO L82 PathProgramCache]: Analyzing trace with hash 815273570, now seen corresponding path program 1 times [2018-04-13 02:22:17,251 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:17,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:17,258 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:17,346 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:17,346 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:17,346 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2018-04-13 02:22:17,346 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:17,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:17,347 INFO L182 omatonBuilderFactory]: Interpolants [11623#true, 11624#false, 11625#(and (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base main_~list~0.base)), 11626#(and (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.base|) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.offset|)), 11627#(and (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~end~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 11628#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 11629#(and (= 0 |main_#t~mem26.base|) (= 0 |main_#t~mem26.offset|)), 11630#(and (= 0 main_~end~0.base) (= 0 main_~end~0.offset)), 11631#(and (= 0 main_~list~0.offset) (= 0 main_~list~0.base))] [2018-04-13 02:22:17,347 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:17,347 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-13 02:22:17,347 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-13 02:22:17,347 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-04-13 02:22:17,348 INFO L87 Difference]: Start difference. First operand 268 states and 300 transitions. Second operand 9 states. [2018-04-13 02:22:17,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:17,589 INFO L93 Difference]: Finished difference Result 347 states and 375 transitions. [2018-04-13 02:22:17,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-13 02:22:17,589 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2018-04-13 02:22:17,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:17,590 INFO L225 Difference]: With dead ends: 347 [2018-04-13 02:22:17,590 INFO L226 Difference]: Without dead ends: 347 [2018-04-13 02:22:17,591 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2018-04-13 02:22:17,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2018-04-13 02:22:17,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 300. [2018-04-13 02:22:17,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 300 states. [2018-04-13 02:22:17,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 339 transitions. [2018-04-13 02:22:17,596 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 339 transitions. Word has length 57 [2018-04-13 02:22:17,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:17,596 INFO L459 AbstractCegarLoop]: Abstraction has 300 states and 339 transitions. [2018-04-13 02:22:17,596 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-13 02:22:17,596 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 339 transitions. [2018-04-13 02:22:17,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-04-13 02:22:17,597 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:17,597 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:17,597 INFO L408 AbstractCegarLoop]: === Iteration 23 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:17,597 INFO L82 PathProgramCache]: Analyzing trace with hash 680833506, now seen corresponding path program 1 times [2018-04-13 02:22:17,598 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:17,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:17,608 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:17,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:22:17,688 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:17,688 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-04-13 02:22:17,688 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:17,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:17,689 INFO L182 omatonBuilderFactory]: Interpolants [12292#true, 12293#false, 12294#(= 1 (select |#valid| main_~list~0.base)), 12295#(and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~mem4.base|))) (or (= main_~list~0.base |main_#t~mem4.base|) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 12296#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 12297#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= |main_#t~mem5.base| 0) (= |main_#t~mem5.offset| 0))), 12298#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not |main_#t~short7|)), 12299#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 12300#(= 1 (select |#valid| |main_#t~mem23.base|)), 12301#(= 1 (select |#valid| main_~end~0.base))] [2018-04-13 02:22:17,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:22:17,689 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-13 02:22:17,689 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-13 02:22:17,689 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2018-04-13 02:22:17,689 INFO L87 Difference]: Start difference. First operand 300 states and 339 transitions. Second operand 10 states. [2018-04-13 02:22:17,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:17,963 INFO L93 Difference]: Finished difference Result 341 states and 376 transitions. [2018-04-13 02:22:17,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-13 02:22:17,963 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 58 [2018-04-13 02:22:17,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:17,964 INFO L225 Difference]: With dead ends: 341 [2018-04-13 02:22:17,964 INFO L226 Difference]: Without dead ends: 341 [2018-04-13 02:22:17,964 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=253, Unknown=0, NotChecked=0, Total=342 [2018-04-13 02:22:17,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2018-04-13 02:22:17,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 310. [2018-04-13 02:22:17,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2018-04-13 02:22:17,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 351 transitions. [2018-04-13 02:22:17,968 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 351 transitions. Word has length 58 [2018-04-13 02:22:17,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:17,968 INFO L459 AbstractCegarLoop]: Abstraction has 310 states and 351 transitions. [2018-04-13 02:22:17,969 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-13 02:22:17,969 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 351 transitions. [2018-04-13 02:22:17,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-04-13 02:22:17,969 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:17,969 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:17,970 INFO L408 AbstractCegarLoop]: === Iteration 24 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:17,970 INFO L82 PathProgramCache]: Analyzing trace with hash 680833507, now seen corresponding path program 1 times [2018-04-13 02:22:17,971 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:17,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:17,982 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:18,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:22:18,211 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:18,211 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-13 02:22:18,211 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:18,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:18,211 INFO L182 omatonBuilderFactory]: Interpolants [12976#(and (= main_~list~0.offset 0) (or (and (<= main_~list~0.offset (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 12977#(and (= main_~list~0.offset 0) (or (and (<= main_~list~0.offset (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (and (= |main_#t~mem5.base| 0) (= |main_#t~mem5.offset| 0)))), 12978#(and (= main_~list~0.offset 0) (or (and (<= main_~list~0.offset (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not |main_#t~short7|))), 12979#(and (= main_~list~0.offset 0) (<= main_~list~0.offset (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 12980#(and (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4))), 12981#(and (<= 0 (+ |main_#t~mem23.offset| 4)) (<= (+ |main_#t~mem23.offset| 8) (select |#length| |main_#t~mem23.base|))), 12982#(and (<= (+ main_~end~0.offset 8) (select |#length| main_~end~0.base)) (<= 0 (+ main_~end~0.offset 4))), 12971#true, 12972#false, 12973#(and (not (= 0 |main_#t~malloc0.base|)) (= 0 |main_#t~malloc0.offset|)), 12974#(and (= main_~list~0.offset 0) (not (= 0 main_~list~0.base))), 12975#(and (= main_~list~0.offset 0) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (or (< (+ |main_#t~mem4.offset| 4) main_~list~0.offset) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (or (not (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~mem4.base|))))] [2018-04-13 02:22:18,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:22:18,212 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-13 02:22:18,212 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-13 02:22:18,212 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-04-13 02:22:18,212 INFO L87 Difference]: Start difference. First operand 310 states and 351 transitions. Second operand 12 states. [2018-04-13 02:22:18,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:18,674 INFO L93 Difference]: Finished difference Result 351 states and 382 transitions. [2018-04-13 02:22:18,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-13 02:22:18,675 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 58 [2018-04-13 02:22:18,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:18,675 INFO L225 Difference]: With dead ends: 351 [2018-04-13 02:22:18,675 INFO L226 Difference]: Without dead ends: 351 [2018-04-13 02:22:18,676 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=126, Invalid=380, Unknown=0, NotChecked=0, Total=506 [2018-04-13 02:22:18,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2018-04-13 02:22:18,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 310. [2018-04-13 02:22:18,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2018-04-13 02:22:18,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 350 transitions. [2018-04-13 02:22:18,678 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 350 transitions. Word has length 58 [2018-04-13 02:22:18,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:18,679 INFO L459 AbstractCegarLoop]: Abstraction has 310 states and 350 transitions. [2018-04-13 02:22:18,679 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-13 02:22:18,679 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 350 transitions. [2018-04-13 02:22:18,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-04-13 02:22:18,679 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:18,679 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:18,679 INFO L408 AbstractCegarLoop]: === Iteration 25 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:18,679 INFO L82 PathProgramCache]: Analyzing trace with hash -496321924, now seen corresponding path program 1 times [2018-04-13 02:22:18,683 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:18,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:18,688 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:18,730 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:22:18,730 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:18,730 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2018-04-13 02:22:18,730 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:18,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:18,730 INFO L182 omatonBuilderFactory]: Interpolants [13666#true, 13667#false, 13668#(= |#valid| |old(#valid)|), 13669#(= (store |#valid| |main_#t~malloc0.base| 0) |old(#valid)|), 13670#(= (store |#valid| main_~list~0.base 0) |old(#valid)|)] [2018-04-13 02:22:18,731 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:22:18,731 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 02:22:18,731 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 02:22:18,731 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 02:22:18,731 INFO L87 Difference]: Start difference. First operand 310 states and 350 transitions. Second operand 5 states. [2018-04-13 02:22:18,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:18,869 INFO L93 Difference]: Finished difference Result 351 states and 391 transitions. [2018-04-13 02:22:18,869 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-13 02:22:18,869 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2018-04-13 02:22:18,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:18,870 INFO L225 Difference]: With dead ends: 351 [2018-04-13 02:22:18,870 INFO L226 Difference]: Without dead ends: 319 [2018-04-13 02:22:18,870 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-13 02:22:18,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2018-04-13 02:22:18,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 318. [2018-04-13 02:22:18,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 318 states. [2018-04-13 02:22:18,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 358 transitions. [2018-04-13 02:22:18,874 INFO L78 Accepts]: Start accepts. Automaton has 318 states and 358 transitions. Word has length 58 [2018-04-13 02:22:18,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:18,874 INFO L459 AbstractCegarLoop]: Abstraction has 318 states and 358 transitions. [2018-04-13 02:22:18,874 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 02:22:18,874 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 358 transitions. [2018-04-13 02:22:18,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-13 02:22:18,875 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:18,875 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:18,875 INFO L408 AbstractCegarLoop]: === Iteration 26 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:18,876 INFO L82 PathProgramCache]: Analyzing trace with hash -1981068824, now seen corresponding path program 1 times [2018-04-13 02:22:18,876 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:18,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:18,887 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:19,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:22:19,015 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:19,015 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-04-13 02:22:19,015 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:19,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:19,015 INFO L182 omatonBuilderFactory]: Interpolants [14346#true, 14347#false, 14348#(= 0 |main_#t~malloc0.offset|), 14349#(= main_~list~0.offset 0), 14350#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 14351#(and (= main_~list~0.offset 0) (not (= |main_#t~malloc2.base| main_~list~0.base)) (= 0 |main_#t~malloc2.offset|)), 14352#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) main_~list~0.base))), 14353#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem3.base|))), 14354#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~list~0.offset 0)), 14355#(and (= main_~list~0.offset 0) (= |main_#t~mem4.offset| 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~list~0.base |main_#t~mem4.base|))), 14356#(= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))), 14357#(= 0 |main_#t~mem23.offset|), 14358#(= main_~end~0.offset 0), 14359#(and (<= (+ main_~end~0.offset 8) (select |#length| main_~end~0.base)) (= main_~end~0.offset 0))] [2018-04-13 02:22:19,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:22:19,015 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-13 02:22:19,016 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-13 02:22:19,016 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2018-04-13 02:22:19,016 INFO L87 Difference]: Start difference. First operand 318 states and 358 transitions. Second operand 14 states. [2018-04-13 02:22:19,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:19,803 INFO L93 Difference]: Finished difference Result 794 states and 869 transitions. [2018-04-13 02:22:19,804 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-04-13 02:22:19,804 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 62 [2018-04-13 02:22:19,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:19,806 INFO L225 Difference]: With dead ends: 794 [2018-04-13 02:22:19,806 INFO L226 Difference]: Without dead ends: 794 [2018-04-13 02:22:19,807 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 431 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=451, Invalid=1355, Unknown=0, NotChecked=0, Total=1806 [2018-04-13 02:22:19,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 794 states. [2018-04-13 02:22:19,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 794 to 433. [2018-04-13 02:22:19,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 433 states. [2018-04-13 02:22:19,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 499 transitions. [2018-04-13 02:22:19,814 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 499 transitions. Word has length 62 [2018-04-13 02:22:19,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:19,814 INFO L459 AbstractCegarLoop]: Abstraction has 433 states and 499 transitions. [2018-04-13 02:22:19,814 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-13 02:22:19,814 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 499 transitions. [2018-04-13 02:22:19,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-04-13 02:22:19,815 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:19,815 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:19,815 INFO L408 AbstractCegarLoop]: === Iteration 27 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:19,815 INFO L82 PathProgramCache]: Analyzing trace with hash -244403719, now seen corresponding path program 1 times [2018-04-13 02:22:19,816 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:19,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:19,823 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:19,876 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:22:19,876 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:19,876 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-13 02:22:19,876 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:19,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:19,877 INFO L182 omatonBuilderFactory]: Interpolants [15648#(or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not |main_#t~short7|)), 15649#(or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0))), 15650#(or (not (= |main_#t~mem23.offset| 0)) (not (= |main_#t~mem23.base| 0))), 15651#(or (not (= main_~end~0.offset 0)) (not (= main_~end~0.base 0))), 15645#true, 15646#false, 15647#(and (= |main_#t~mem5.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= |main_#t~mem5.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))] [2018-04-13 02:22:19,877 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:22:19,877 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-13 02:22:19,877 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-13 02:22:19,878 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-04-13 02:22:19,878 INFO L87 Difference]: Start difference. First operand 433 states and 499 transitions. Second operand 7 states. [2018-04-13 02:22:20,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:20,118 INFO L93 Difference]: Finished difference Result 456 states and 517 transitions. [2018-04-13 02:22:20,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-13 02:22:20,118 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 63 [2018-04-13 02:22:20,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:20,120 INFO L225 Difference]: With dead ends: 456 [2018-04-13 02:22:20,120 INFO L226 Difference]: Without dead ends: 456 [2018-04-13 02:22:20,120 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2018-04-13 02:22:20,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456 states. [2018-04-13 02:22:20,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 433. [2018-04-13 02:22:20,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 433 states. [2018-04-13 02:22:20,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 498 transitions. [2018-04-13 02:22:20,125 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 498 transitions. Word has length 63 [2018-04-13 02:22:20,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:20,125 INFO L459 AbstractCegarLoop]: Abstraction has 433 states and 498 transitions. [2018-04-13 02:22:20,125 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-13 02:22:20,125 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 498 transitions. [2018-04-13 02:22:20,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-04-13 02:22:20,126 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:20,126 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:20,126 INFO L408 AbstractCegarLoop]: === Iteration 28 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:20,126 INFO L82 PathProgramCache]: Analyzing trace with hash 935150629, now seen corresponding path program 1 times [2018-04-13 02:22:20,127 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:20,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:20,133 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:20,145 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:20,146 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:20,146 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 02:22:20,146 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:20,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:20,147 INFO L182 omatonBuilderFactory]: Interpolants [16549#true, 16550#false, 16551#(= main_~len~0 1)] [2018-04-13 02:22:20,147 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:20,147 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-13 02:22:20,147 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-13 02:22:20,147 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-13 02:22:20,147 INFO L87 Difference]: Start difference. First operand 433 states and 498 transitions. Second operand 3 states. [2018-04-13 02:22:20,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:20,155 INFO L93 Difference]: Finished difference Result 701 states and 812 transitions. [2018-04-13 02:22:20,155 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-13 02:22:20,155 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2018-04-13 02:22:20,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:20,157 INFO L225 Difference]: With dead ends: 701 [2018-04-13 02:22:20,157 INFO L226 Difference]: Without dead ends: 701 [2018-04-13 02:22:20,157 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-13 02:22:20,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 701 states. [2018-04-13 02:22:20,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 701 to 525. [2018-04-13 02:22:20,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 525 states. [2018-04-13 02:22:20,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 525 states and 615 transitions. [2018-04-13 02:22:20,164 INFO L78 Accepts]: Start accepts. Automaton has 525 states and 615 transitions. Word has length 63 [2018-04-13 02:22:20,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:20,164 INFO L459 AbstractCegarLoop]: Abstraction has 525 states and 615 transitions. [2018-04-13 02:22:20,164 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-13 02:22:20,164 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 615 transitions. [2018-04-13 02:22:20,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-04-13 02:22:20,165 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:20,165 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:20,165 INFO L408 AbstractCegarLoop]: === Iteration 29 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:20,165 INFO L82 PathProgramCache]: Analyzing trace with hash 992408931, now seen corresponding path program 1 times [2018-04-13 02:22:20,166 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:20,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:20,172 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:20,213 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:20,213 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:20,214 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-13 02:22:20,214 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:20,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:20,214 INFO L182 omatonBuilderFactory]: Interpolants [17778#true, 17779#false, 17780#(and (= (select (select |#memory_$Pointer$.offset| main_~inner~0.base) (+ main_~inner~0.offset 4)) |main_#t~mem19.offset|) (= (select (select |#memory_$Pointer$.base| main_~inner~0.base) (+ main_~inner~0.offset 4)) |main_#t~mem19.base|)), 17781#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~inner~0.base) (+ main_~inner~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~inner~0.base) (+ main_~inner~0.offset 4)))), 17782#(and (= 0 |main_#t~mem21.offset|) (= 0 |main_#t~mem21.base|)), 17783#(and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base))] [2018-04-13 02:22:20,214 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:20,215 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 02:22:20,215 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 02:22:20,215 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-13 02:22:20,215 INFO L87 Difference]: Start difference. First operand 525 states and 615 transitions. Second operand 6 states. [2018-04-13 02:22:20,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:20,314 INFO L93 Difference]: Finished difference Result 503 states and 578 transitions. [2018-04-13 02:22:20,314 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 02:22:20,314 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2018-04-13 02:22:20,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:20,316 INFO L225 Difference]: With dead ends: 503 [2018-04-13 02:22:20,316 INFO L226 Difference]: Without dead ends: 503 [2018-04-13 02:22:20,316 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-04-13 02:22:20,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 503 states. [2018-04-13 02:22:20,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 503 to 428. [2018-04-13 02:22:20,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 428 states. [2018-04-13 02:22:20,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 487 transitions. [2018-04-13 02:22:20,321 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 487 transitions. Word has length 63 [2018-04-13 02:22:20,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:20,321 INFO L459 AbstractCegarLoop]: Abstraction has 428 states and 487 transitions. [2018-04-13 02:22:20,321 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 02:22:20,321 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 487 transitions. [2018-04-13 02:22:20,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-04-13 02:22:20,322 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:20,322 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:20,322 INFO L408 AbstractCegarLoop]: === Iteration 30 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:20,323 INFO L82 PathProgramCache]: Analyzing trace with hash -1545552034, now seen corresponding path program 1 times [2018-04-13 02:22:20,323 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:20,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:20,333 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:20,434 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-13 02:22:20,434 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:20,434 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-13 02:22:20,434 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:20,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:20,435 INFO L182 omatonBuilderFactory]: Interpolants [18720#(and (= 0 (select |#valid| 0)) (= (select |#valid| main_~list~0.base) 1)), 18721#(and (not (= main_~list~0.base |main_#t~malloc2.base|)) (= 0 (select |#valid| 0))), 18722#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select |#valid| 0))), 18723#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select |#valid| 0)) (not (= main_~list~0.base |main_#t~mem3.base|))), 18724#(and (or (= 0 (select |#valid| 0)) (not (= 0 |main_#t~mem4.base|))) (or (= 0 |main_#t~mem4.base|) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~mem4.base|))), 18725#(not (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 18726#(not (= 0 |main_#t~mem5.base|)), 18727#|main_#t~short7|, 18717#true, 18718#false, 18719#(= 0 (select |#valid| 0))] [2018-04-13 02:22:20,435 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-13 02:22:20,435 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-13 02:22:20,435 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-13 02:22:20,435 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2018-04-13 02:22:20,435 INFO L87 Difference]: Start difference. First operand 428 states and 487 transitions. Second operand 11 states. [2018-04-13 02:22:20,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:20,761 INFO L93 Difference]: Finished difference Result 694 states and 796 transitions. [2018-04-13 02:22:20,761 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-13 02:22:20,761 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 65 [2018-04-13 02:22:20,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:20,762 INFO L225 Difference]: With dead ends: 694 [2018-04-13 02:22:20,763 INFO L226 Difference]: Without dead ends: 694 [2018-04-13 02:22:20,763 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2018-04-13 02:22:20,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 694 states. [2018-04-13 02:22:20,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 694 to 398. [2018-04-13 02:22:20,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 398 states. [2018-04-13 02:22:20,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 455 transitions. [2018-04-13 02:22:20,767 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 455 transitions. Word has length 65 [2018-04-13 02:22:20,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:20,767 INFO L459 AbstractCegarLoop]: Abstraction has 398 states and 455 transitions. [2018-04-13 02:22:20,767 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-13 02:22:20,767 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 455 transitions. [2018-04-13 02:22:20,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-04-13 02:22:20,767 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:20,767 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:20,768 INFO L408 AbstractCegarLoop]: === Iteration 31 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:20,768 INFO L82 PathProgramCache]: Analyzing trace with hash 1982567314, now seen corresponding path program 1 times [2018-04-13 02:22:20,768 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:20,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:20,773 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:20,813 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:20,813 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:20,813 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 02:22:20,813 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:20,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:20,814 INFO L182 omatonBuilderFactory]: Interpolants [19840#true, 19841#false, 19842#(and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 19843#(and (= 0 |main_#t~mem15.base|) (= |main_#t~mem15.offset| 0)), 19844#(not |main_#t~short17|)] [2018-04-13 02:22:20,814 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:20,814 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 02:22:20,814 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 02:22:20,814 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 02:22:20,814 INFO L87 Difference]: Start difference. First operand 398 states and 455 transitions. Second operand 5 states. [2018-04-13 02:22:20,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:20,867 INFO L93 Difference]: Finished difference Result 414 states and 471 transitions. [2018-04-13 02:22:20,867 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 02:22:20,867 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2018-04-13 02:22:20,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:20,868 INFO L225 Difference]: With dead ends: 414 [2018-04-13 02:22:20,868 INFO L226 Difference]: Without dead ends: 414 [2018-04-13 02:22:20,868 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-13 02:22:20,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2018-04-13 02:22:20,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 402. [2018-04-13 02:22:20,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 402 states. [2018-04-13 02:22:20,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 458 transitions. [2018-04-13 02:22:20,871 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 458 transitions. Word has length 65 [2018-04-13 02:22:20,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:20,871 INFO L459 AbstractCegarLoop]: Abstraction has 402 states and 458 transitions. [2018-04-13 02:22:20,871 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 02:22:20,871 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 458 transitions. [2018-04-13 02:22:20,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-04-13 02:22:20,872 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:20,872 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:20,872 INFO L408 AbstractCegarLoop]: === Iteration 32 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:20,872 INFO L82 PathProgramCache]: Analyzing trace with hash -1390252947, now seen corresponding path program 1 times [2018-04-13 02:22:20,873 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:20,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:20,879 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:21,207 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:21,208 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:21,208 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-13 02:22:21,208 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:21,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:21,209 INFO L182 omatonBuilderFactory]: Interpolants [20672#(and (or |main_#t~short7| (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 20673#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 20674#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~end~0.base main_~list~0.base) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 20675#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~end~0.base main_~list~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 20676#(and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (< main_~end~0.offset (+ main_~list~0.offset 1))), 20677#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base |main_#t~mem10.base|))), 20678#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 20679#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 20680#(and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 20681#(and (= 0 |main_#t~mem18.base|) (= 0 |main_#t~mem18.offset|)), 20682#(and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base)), 20665#true, 20666#false, 20667#(= 0 |main_#t~malloc0.offset|), 20668#(= 0 main_~list~0.offset), 20669#(and (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)), 20670#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 20671#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) |main_#t~mem5.offset|) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1))] [2018-04-13 02:22:21,209 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:21,209 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-13 02:22:21,209 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-13 02:22:21,209 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2018-04-13 02:22:21,210 INFO L87 Difference]: Start difference. First operand 402 states and 458 transitions. Second operand 18 states. [2018-04-13 02:22:22,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:22,156 INFO L93 Difference]: Finished difference Result 702 states and 788 transitions. [2018-04-13 02:22:22,157 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-13 02:22:22,157 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 67 [2018-04-13 02:22:22,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:22,158 INFO L225 Difference]: With dead ends: 702 [2018-04-13 02:22:22,158 INFO L226 Difference]: Without dead ends: 702 [2018-04-13 02:22:22,159 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=318, Invalid=1088, Unknown=0, NotChecked=0, Total=1406 [2018-04-13 02:22:22,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 702 states. [2018-04-13 02:22:22,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 702 to 487. [2018-04-13 02:22:22,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 487 states. [2018-04-13 02:22:22,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 549 transitions. [2018-04-13 02:22:22,165 INFO L78 Accepts]: Start accepts. Automaton has 487 states and 549 transitions. Word has length 67 [2018-04-13 02:22:22,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:22,165 INFO L459 AbstractCegarLoop]: Abstraction has 487 states and 549 transitions. [2018-04-13 02:22:22,165 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-13 02:22:22,166 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 549 transitions. [2018-04-13 02:22:22,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-04-13 02:22:22,166 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:22,167 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:22,167 INFO L408 AbstractCegarLoop]: === Iteration 33 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:22,167 INFO L82 PathProgramCache]: Analyzing trace with hash 1559864763, now seen corresponding path program 1 times [2018-04-13 02:22:22,168 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:22,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:22,178 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:22,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:22:22,376 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:22:22,377 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-13 02:22:22,377 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:22,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:22,377 INFO L182 omatonBuilderFactory]: Interpolants [21920#(and (= 1 (select |#valid| main_~list~0.base)) (or (not (= |main_#t~mem23.offset| 0)) (not (= main_~list~0.base |main_#t~mem23.base|)))), 21921#(and (or (= 1 (select |#valid| main_~list~0.base)) (= main_~list~0.base main_~end~0.base)) (or (not (= main_~end~0.offset 0)) (not (= main_~list~0.base main_~end~0.base)))), 21922#(and (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base))), 21923#(= 1 (select |#valid| main_~list~0.base)), 21912#true, 21913#false, 21914#(and (not (= 0 |main_#t~malloc0.base|)) (= 0 |main_#t~malloc0.offset|)), 21915#(and (= main_~list~0.offset 0) (not (= 0 main_~list~0.base))), 21916#(and (= main_~list~0.offset 0) (not (= 0 main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base))), 21917#(and (or (and (= main_~list~0.offset 0) (not (= 0 main_~list~0.base)) (or (= |main_#t~mem4.offset| 0) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) |main_#t~mem4.offset|))) (not (= main_~list~0.base |main_#t~mem4.base|))) (= 1 (select |#valid| main_~list~0.base)) (or (= main_~list~0.base |main_#t~mem4.base|) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 21918#(and (= 1 (select |#valid| main_~list~0.base)) (or (and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 21919#(and (or (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0))) (= 1 (select |#valid| main_~list~0.base)))] [2018-04-13 02:22:22,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:22:22,377 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-13 02:22:22,377 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-13 02:22:22,377 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2018-04-13 02:22:22,378 INFO L87 Difference]: Start difference. First operand 487 states and 549 transitions. Second operand 12 states. [2018-04-13 02:22:22,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:22,855 INFO L93 Difference]: Finished difference Result 513 states and 569 transitions. [2018-04-13 02:22:22,855 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-13 02:22:22,855 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 69 [2018-04-13 02:22:22,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:22,856 INFO L225 Difference]: With dead ends: 513 [2018-04-13 02:22:22,856 INFO L226 Difference]: Without dead ends: 513 [2018-04-13 02:22:22,856 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=175, Invalid=425, Unknown=0, NotChecked=0, Total=600 [2018-04-13 02:22:22,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2018-04-13 02:22:22,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 497. [2018-04-13 02:22:22,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 497 states. [2018-04-13 02:22:22,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 559 transitions. [2018-04-13 02:22:22,861 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 559 transitions. Word has length 69 [2018-04-13 02:22:22,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:22,861 INFO L459 AbstractCegarLoop]: Abstraction has 497 states and 559 transitions. [2018-04-13 02:22:22,861 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-13 02:22:22,861 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 559 transitions. [2018-04-13 02:22:22,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-04-13 02:22:22,862 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:22,862 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:22,862 INFO L408 AbstractCegarLoop]: === Iteration 34 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:22,862 INFO L82 PathProgramCache]: Analyzing trace with hash -414101251, now seen corresponding path program 1 times [2018-04-13 02:22:22,863 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:22,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:22,871 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:23,016 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:23,017 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:23,017 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-04-13 02:22:23,017 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:23,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:23,017 INFO L182 omatonBuilderFactory]: Interpolants [22960#true, 22961#false, 22962#(= 1 (select |#valid| main_~list~0.base)), 22963#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 22964#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 22965#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 22966#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 22967#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 22968#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1)), 22969#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 22970#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))), 22971#(= 1 (select |#valid| |main_#t~mem22.base|)), 22972#(= 1 (select |#valid| main_~end~0.base))] [2018-04-13 02:22:23,018 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:23,018 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-13 02:22:23,018 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-13 02:22:23,018 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2018-04-13 02:22:23,018 INFO L87 Difference]: Start difference. First operand 497 states and 559 transitions. Second operand 13 states. [2018-04-13 02:22:23,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:23,386 INFO L93 Difference]: Finished difference Result 546 states and 590 transitions. [2018-04-13 02:22:23,386 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-13 02:22:23,386 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 69 [2018-04-13 02:22:23,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:23,387 INFO L225 Difference]: With dead ends: 546 [2018-04-13 02:22:23,387 INFO L226 Difference]: Without dead ends: 546 [2018-04-13 02:22:23,388 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=110, Invalid=396, Unknown=0, NotChecked=0, Total=506 [2018-04-13 02:22:23,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 546 states. [2018-04-13 02:22:23,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 546 to 498. [2018-04-13 02:22:23,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 498 states. [2018-04-13 02:22:23,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 561 transitions. [2018-04-13 02:22:23,391 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 561 transitions. Word has length 69 [2018-04-13 02:22:23,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:23,391 INFO L459 AbstractCegarLoop]: Abstraction has 498 states and 561 transitions. [2018-04-13 02:22:23,391 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-13 02:22:23,391 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 561 transitions. [2018-04-13 02:22:23,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-04-13 02:22:23,391 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:23,391 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:23,391 INFO L408 AbstractCegarLoop]: === Iteration 35 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:23,391 INFO L82 PathProgramCache]: Analyzing trace with hash -414101250, now seen corresponding path program 1 times [2018-04-13 02:22:23,392 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:23,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:23,399 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:23,522 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:23,522 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:23,522 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2018-04-13 02:22:23,522 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:23,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:23,523 INFO L182 omatonBuilderFactory]: Interpolants [24048#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 24037#true, 24038#false, 24039#(= 1 (select |#valid| main_~list~0.base)), 24040#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 24041#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|))), 24042#(and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 24043#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~mem10.base|))), 24044#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 24045#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 24046#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 24047#(and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|))] [2018-04-13 02:22:23,523 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:23,523 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-13 02:22:23,523 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-13 02:22:23,523 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-04-13 02:22:23,523 INFO L87 Difference]: Start difference. First operand 498 states and 561 transitions. Second operand 12 states. [2018-04-13 02:22:23,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:23,987 INFO L93 Difference]: Finished difference Result 580 states and 627 transitions. [2018-04-13 02:22:23,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-13 02:22:23,987 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 69 [2018-04-13 02:22:23,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:23,989 INFO L225 Difference]: With dead ends: 580 [2018-04-13 02:22:23,989 INFO L226 Difference]: Without dead ends: 580 [2018-04-13 02:22:23,989 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=294, Unknown=0, NotChecked=0, Total=380 [2018-04-13 02:22:23,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2018-04-13 02:22:23,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 521. [2018-04-13 02:22:23,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 521 states. [2018-04-13 02:22:23,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 521 states and 589 transitions. [2018-04-13 02:22:23,992 INFO L78 Accepts]: Start accepts. Automaton has 521 states and 589 transitions. Word has length 69 [2018-04-13 02:22:23,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:23,992 INFO L459 AbstractCegarLoop]: Abstraction has 521 states and 589 transitions. [2018-04-13 02:22:23,992 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-13 02:22:23,992 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 589 transitions. [2018-04-13 02:22:23,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-04-13 02:22:23,993 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:23,993 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:23,993 INFO L408 AbstractCegarLoop]: === Iteration 36 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:23,993 INFO L82 PathProgramCache]: Analyzing trace with hash -176123504, now seen corresponding path program 1 times [2018-04-13 02:22:23,994 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:24,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:24,008 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:24,318 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:24,319 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:24,319 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-13 02:22:24,319 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:24,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:24,319 INFO L182 omatonBuilderFactory]: Interpolants [25184#(= 1 (select |#valid| |main_#t~mem18.base|)), 25185#(= 1 (select |#valid| main_~inner~0.base)), 25166#true, 25167#false, 25168#(= 0 |main_#t~malloc0.offset|), 25169#(= 0 main_~list~0.offset), 25170#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 25171#(and (= 1 (select |#valid| |main_#t~malloc2.base|)) (not (= main_~list~0.base |main_#t~malloc2.base|)) (= 0 main_~list~0.offset)), 25172#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 25173#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~mem3.base|))), 25174#(and (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~mem4.base|))), 25175#(and (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 25176#(and (= main_~end~0.base main_~list~0.base) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.offset (+ main_~list~0.offset 4)))), 25177#(and (= main_~end~0.base main_~list~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (or (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not (= main_~end~0.offset (+ main_~list~0.offset 4)))), 25178#(and (= main_~end~0.base main_~list~0.base) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (not (= main_~end~0.offset (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 25179#(and (or (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not (= main_~list~0.base |main_#t~mem10.base|))), 25180#(and (not (= main_~end~0.base main_~list~0.base)) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 25181#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1)), 25182#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 25183#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))] [2018-04-13 02:22:24,319 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:24,320 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-13 02:22:24,320 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-13 02:22:24,320 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=322, Unknown=0, NotChecked=0, Total=380 [2018-04-13 02:22:24,320 INFO L87 Difference]: Start difference. First operand 521 states and 589 transitions. Second operand 20 states. [2018-04-13 02:22:25,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:25,261 INFO L93 Difference]: Finished difference Result 879 states and 973 transitions. [2018-04-13 02:22:25,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-13 02:22:25,261 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 72 [2018-04-13 02:22:25,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:25,263 INFO L225 Difference]: With dead ends: 879 [2018-04-13 02:22:25,263 INFO L226 Difference]: Without dead ends: 879 [2018-04-13 02:22:25,263 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 257 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=1209, Unknown=0, NotChecked=0, Total=1560 [2018-04-13 02:22:25,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 879 states. [2018-04-13 02:22:25,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 879 to 521. [2018-04-13 02:22:25,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 521 states. [2018-04-13 02:22:25,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 521 states and 588 transitions. [2018-04-13 02:22:25,267 INFO L78 Accepts]: Start accepts. Automaton has 521 states and 588 transitions. Word has length 72 [2018-04-13 02:22:25,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:25,267 INFO L459 AbstractCegarLoop]: Abstraction has 521 states and 588 transitions. [2018-04-13 02:22:25,267 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-13 02:22:25,267 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 588 transitions. [2018-04-13 02:22:25,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-04-13 02:22:25,268 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:25,268 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:25,268 INFO L408 AbstractCegarLoop]: === Iteration 37 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:25,268 INFO L82 PathProgramCache]: Analyzing trace with hash -176123503, now seen corresponding path program 1 times [2018-04-13 02:22:25,269 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:25,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:25,283 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:25,878 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:25,878 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:25,878 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-13 02:22:25,878 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:25,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:25,879 INFO L182 omatonBuilderFactory]: Interpolants [26626#true, 26627#false, 26628#(= 0 |main_#t~malloc0.offset|), 26629#(= 0 main_~list~0.offset), 26630#(and (= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= (select |#valid| main_~list~0.base) 1)), 26631#(and (not (= main_~list~0.base |main_#t~malloc2.base|)) (= 0 |main_#t~malloc2.offset|) (= 8 (select |#length| |main_#t~malloc2.base|)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= (select |#valid| |main_#t~malloc2.base|) 1) (<= main_~list~0.offset 0)), 26632#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 26633#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~mem3.base|))), 26634#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 26635#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (= main_~list~0.base |main_#t~mem4.base|)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (or (= |main_#t~mem4.offset| 0) (not (= main_~list~0.base |main_#t~mem4.base|)))), 26636#(and (= 0 main_~list~0.offset) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))) (= (select |#valid| main_~list~0.base) 1)), 26637#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (and (= |main_#t~mem5.base| 0) (= |main_#t~mem5.offset| 0))) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 26638#(and (= 0 main_~list~0.offset) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not |main_#t~short7|)) (= (select |#valid| main_~list~0.base) 1)), 26639#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~end~0.base main_~list~0.base) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~end~0.offset)) (= (select |#valid| main_~end~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 26640#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~end~0.offset)) (= main_~end~0.base main_~list~0.base) (= 0 main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 26641#(and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 26642#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 26643#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 26644#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 26645#(and (= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 26646#(and (= 8 (select |#length| |main_#t~mem18.base|)) (= 0 |main_#t~mem18.offset|)), 26647#(and (= 8 (select |#length| main_~inner~0.base)) (= main_~inner~0.offset 0))] [2018-04-13 02:22:25,879 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:25,880 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-13 02:22:25,880 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-13 02:22:25,880 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=384, Unknown=0, NotChecked=0, Total=462 [2018-04-13 02:22:25,880 INFO L87 Difference]: Start difference. First operand 521 states and 588 transitions. Second operand 22 states. [2018-04-13 02:22:27,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:27,812 INFO L93 Difference]: Finished difference Result 900 states and 994 transitions. [2018-04-13 02:22:27,812 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-13 02:22:27,812 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 72 [2018-04-13 02:22:27,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:27,813 INFO L225 Difference]: With dead ends: 900 [2018-04-13 02:22:27,813 INFO L226 Difference]: Without dead ends: 900 [2018-04-13 02:22:27,814 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 487 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=608, Invalid=2044, Unknown=0, NotChecked=0, Total=2652 [2018-04-13 02:22:27,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 900 states. [2018-04-13 02:22:27,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 900 to 521. [2018-04-13 02:22:27,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 521 states. [2018-04-13 02:22:27,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 521 states and 585 transitions. [2018-04-13 02:22:27,820 INFO L78 Accepts]: Start accepts. Automaton has 521 states and 585 transitions. Word has length 72 [2018-04-13 02:22:27,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:27,820 INFO L459 AbstractCegarLoop]: Abstraction has 521 states and 585 transitions. [2018-04-13 02:22:27,820 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-13 02:22:27,820 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 585 transitions. [2018-04-13 02:22:27,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-13 02:22:27,821 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:27,821 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:27,821 INFO L408 AbstractCegarLoop]: === Iteration 38 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:27,821 INFO L82 PathProgramCache]: Analyzing trace with hash -556281749, now seen corresponding path program 1 times [2018-04-13 02:22:27,822 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:27,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:27,834 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:28,159 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:28,159 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:28,159 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-13 02:22:28,159 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:28,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:28,160 INFO L182 omatonBuilderFactory]: Interpolants [28129#true, 28130#false, 28131#(= 1 (select |#valid| main_~list~0.base)), 28132#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 28133#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 28134#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 28135#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 28136#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 28137#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 28138#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~list~0.base |main_#t~malloc12.base|))), 28139#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 28140#(and (not (= |main_#t~mem13.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 28141#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 28142#(and (or (and (not (= |main_#t~mem14.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (= main_~end~0.base |main_#t~mem14.base|)) (or (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.offset |main_#t~mem14.offset|))), 28143#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 28144#(or (and (= 0 |main_#t~mem15.base|) (= |main_#t~mem15.offset| 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 28145#(or (not |main_#t~short17|) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 28146#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 28147#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))), 28148#(= 1 (select |#valid| |main_#t~mem22.base|)), 28149#(= 1 (select |#valid| main_~end~0.base))] [2018-04-13 02:22:28,160 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:28,160 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-13 02:22:28,160 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-13 02:22:28,160 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=349, Unknown=0, NotChecked=0, Total=420 [2018-04-13 02:22:28,160 INFO L87 Difference]: Start difference. First operand 521 states and 585 transitions. Second operand 21 states. [2018-04-13 02:22:29,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:29,042 INFO L93 Difference]: Finished difference Result 702 states and 776 transitions. [2018-04-13 02:22:29,042 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-13 02:22:29,042 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 74 [2018-04-13 02:22:29,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:29,044 INFO L225 Difference]: With dead ends: 702 [2018-04-13 02:22:29,044 INFO L226 Difference]: Without dead ends: 702 [2018-04-13 02:22:29,044 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 276 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=305, Invalid=1101, Unknown=0, NotChecked=0, Total=1406 [2018-04-13 02:22:29,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 702 states. [2018-04-13 02:22:29,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 702 to 582. [2018-04-13 02:22:29,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 582 states. [2018-04-13 02:22:29,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 656 transitions. [2018-04-13 02:22:29,048 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 656 transitions. Word has length 74 [2018-04-13 02:22:29,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:29,048 INFO L459 AbstractCegarLoop]: Abstraction has 582 states and 656 transitions. [2018-04-13 02:22:29,048 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-13 02:22:29,048 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 656 transitions. [2018-04-13 02:22:29,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-13 02:22:29,049 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:29,049 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:29,049 INFO L408 AbstractCegarLoop]: === Iteration 39 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:29,049 INFO L82 PathProgramCache]: Analyzing trace with hash -556281748, now seen corresponding path program 1 times [2018-04-13 02:22:29,050 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:29,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:29,062 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:29,451 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:29,451 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:29,451 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-13 02:22:29,451 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:29,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:29,452 INFO L182 omatonBuilderFactory]: Interpolants [29472#(and (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset)), 29473#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 29474#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|))), 29475#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 29476#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~mem10.base|)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 29477#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 29478#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 29479#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= 8 (select |#length| main_~end~0.base))), 29480#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| main_~end~0.base))), 29481#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| main_~end~0.base))), 29482#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| main_~end~0.base))), 29483#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| main_~end~0.base))), 29484#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| main_~end~0.base))), 29485#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 29486#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 29487#(and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|)), 29488#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 29468#true, 29469#false, 29470#(= 0 |main_#t~malloc0.offset|), 29471#(= 0 main_~list~0.offset)] [2018-04-13 02:22:29,452 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:29,452 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-13 02:22:29,452 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-13 02:22:29,452 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=353, Unknown=0, NotChecked=0, Total=420 [2018-04-13 02:22:29,452 INFO L87 Difference]: Start difference. First operand 582 states and 656 transitions. Second operand 21 states. [2018-04-13 02:22:30,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:30,476 INFO L93 Difference]: Finished difference Result 733 states and 805 transitions. [2018-04-13 02:22:30,476 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-13 02:22:30,476 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 74 [2018-04-13 02:22:30,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:30,477 INFO L225 Difference]: With dead ends: 733 [2018-04-13 02:22:30,478 INFO L226 Difference]: Without dead ends: 733 [2018-04-13 02:22:30,478 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 221 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=309, Invalid=1173, Unknown=0, NotChecked=0, Total=1482 [2018-04-13 02:22:30,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 733 states. [2018-04-13 02:22:30,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 733 to 605. [2018-04-13 02:22:30,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 605 states. [2018-04-13 02:22:30,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 605 states and 684 transitions. [2018-04-13 02:22:30,482 INFO L78 Accepts]: Start accepts. Automaton has 605 states and 684 transitions. Word has length 74 [2018-04-13 02:22:30,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:30,482 INFO L459 AbstractCegarLoop]: Abstraction has 605 states and 684 transitions. [2018-04-13 02:22:30,482 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-13 02:22:30,482 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 684 transitions. [2018-04-13 02:22:30,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-04-13 02:22:30,483 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:30,483 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:30,483 INFO L408 AbstractCegarLoop]: === Iteration 40 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:30,483 INFO L82 PathProgramCache]: Analyzing trace with hash -286750696, now seen corresponding path program 1 times [2018-04-13 02:22:30,484 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:30,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:30,500 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:31,201 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:31,201 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:31,201 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2018-04-13 02:22:31,202 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:31,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:31,202 INFO L182 omatonBuilderFactory]: Interpolants [30863#true, 30864#false, 30865#(= 0 |main_#t~malloc0.offset|), 30866#(= 0 main_~list~0.offset), 30867#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 30868#(and (= 1 (select |#valid| |main_#t~malloc2.base|)) (not (= main_~list~0.base |main_#t~malloc2.base|)) (= 0 |main_#t~malloc2.offset|) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 30869#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 30870#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~mem3.base|))), 30871#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 30872#(and (= 0 main_~list~0.offset) (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)) (= main_~list~0.base |main_#t~mem4.base|)) (or (= |main_#t~mem4.offset| 0) (not (= main_~list~0.base |main_#t~mem4.base|)))), 30873#(and (= 0 main_~list~0.offset) (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 30874#(and (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)) (and (= |main_#t~mem5.base| 0) (= |main_#t~mem5.offset| 0))) (= 0 main_~list~0.offset)), 30875#(and (= 0 main_~list~0.offset) (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)) (not |main_#t~short7|))), 30876#(and (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 30877#(and (= main_~end~0.base main_~list~0.base) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1))), 30878#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (or (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (< main_~end~0.offset (+ main_~list~0.offset 1))), 30879#(and (= main_~end~0.base main_~list~0.base) (= (select |#valid| main_~end~0.base) 1) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 30880#(and (or (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 30881#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (= (select |#valid| main_~list~0.base) 1)), 30882#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 30883#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc12.offset|) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~list~0.base |main_#t~malloc12.base|))), 30884#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 30885#(and (not (= |main_#t~mem13.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 30886#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 30887#(and (or (and (not (= |main_#t~mem14.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (= main_~end~0.base |main_#t~mem14.base|)) (or (not (= main_~end~0.base |main_#t~mem14.base|)) (and (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1)))) (= |main_#t~mem14.offset| 0)), 30888#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 30889#(or (and (= 0 |main_#t~mem15.base|) (= |main_#t~mem15.offset| 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 30890#(or (not |main_#t~short17|) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 30891#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 30892#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))), 30893#(= 1 (select |#valid| |main_#t~mem18.base|)), 30894#(= 1 (select |#valid| main_~inner~0.base))] [2018-04-13 02:22:31,202 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:31,202 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-13 02:22:31,203 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-13 02:22:31,203 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=858, Unknown=0, NotChecked=0, Total=992 [2018-04-13 02:22:31,203 INFO L87 Difference]: Start difference. First operand 605 states and 684 transitions. Second operand 32 states. [2018-04-13 02:22:34,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:34,204 INFO L93 Difference]: Finished difference Result 1254 states and 1404 transitions. [2018-04-13 02:22:34,204 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-04-13 02:22:34,204 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 77 [2018-04-13 02:22:34,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:34,207 INFO L225 Difference]: With dead ends: 1254 [2018-04-13 02:22:34,207 INFO L226 Difference]: Without dead ends: 1254 [2018-04-13 02:22:34,208 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1272 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=1239, Invalid=4613, Unknown=0, NotChecked=0, Total=5852 [2018-04-13 02:22:34,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1254 states. [2018-04-13 02:22:34,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1254 to 605. [2018-04-13 02:22:34,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 605 states. [2018-04-13 02:22:34,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 605 states and 683 transitions. [2018-04-13 02:22:34,213 INFO L78 Accepts]: Start accepts. Automaton has 605 states and 683 transitions. Word has length 77 [2018-04-13 02:22:34,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:34,213 INFO L459 AbstractCegarLoop]: Abstraction has 605 states and 683 transitions. [2018-04-13 02:22:34,213 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-13 02:22:34,213 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 683 transitions. [2018-04-13 02:22:34,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-04-13 02:22:34,214 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:34,214 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:34,214 INFO L408 AbstractCegarLoop]: === Iteration 41 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:34,214 INFO L82 PathProgramCache]: Analyzing trace with hash -286750695, now seen corresponding path program 1 times [2018-04-13 02:22:34,215 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:34,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:34,229 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:35,130 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:35,130 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:35,130 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-13 02:22:35,130 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:35,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:35,130 INFO L182 omatonBuilderFactory]: Interpolants [32844#true, 32845#false, 32846#(= 0 |main_#t~malloc0.offset|), 32847#(= 0 main_~list~0.offset), 32848#(and (= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= (select |#valid| main_~list~0.base) 1)), 32849#(and (not (= main_~list~0.base |main_#t~malloc2.base|)) (= 0 |main_#t~malloc2.offset|) (= 8 (select |#length| |main_#t~malloc2.base|)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (<= main_~list~0.offset 0)), 32850#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 32851#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~mem3.base|))), 32852#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 32853#(and (= (select |#valid| main_~list~0.base) 1) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (= main_~list~0.base |main_#t~mem4.base|)) (or (= main_~list~0.offset |main_#t~mem4.offset|) (not (= main_~list~0.base |main_#t~mem4.base|)))), 32854#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (= (select |#valid| main_~list~0.base) 1)), 32855#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (and (= |main_#t~mem5.base| 0) (= |main_#t~mem5.offset| 0))) (= (select |#valid| main_~list~0.base) 1)), 32856#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not |main_#t~short7|)) (= (select |#valid| main_~list~0.base) 1)), 32857#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~end~0.base main_~list~0.base) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~end~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 32858#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~end~0.offset)) (= main_~end~0.base main_~list~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 32859#(and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 32860#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 32861#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 32862#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 32863#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc12.offset|) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 32864#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 32865#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= |main_#t~mem13.base| main_~list~0.base)) (<= 0 main_~list~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 32866#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 32867#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (or (and (not (= |main_#t~mem14.base| main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (and (= |main_#t~mem14.base| main_~list~0.base) (= |main_#t~mem14.offset| 0))) (= 0 main_~list~0.offset)), 32868#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 32869#(and (= main_~end~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 32870#(and (or (= 0 |main_#t~mem18.base|) (= 8 (select |#length| |main_#t~mem18.base|))) (= 0 |main_#t~mem18.offset|)), 32871#(and (= 0 main_~inner~0.offset) (or (= 8 (select |#length| main_~inner~0.base)) (= 0 main_~inner~0.base))), 32872#(and (= 8 (select |#length| main_~inner~0.base)) (= main_~inner~0.offset 0))] [2018-04-13 02:22:35,130 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:35,131 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-13 02:22:35,131 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-13 02:22:35,131 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=709, Unknown=0, NotChecked=0, Total=812 [2018-04-13 02:22:35,131 INFO L87 Difference]: Start difference. First operand 605 states and 683 transitions. Second operand 29 states. [2018-04-13 02:22:38,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:38,247 INFO L93 Difference]: Finished difference Result 949 states and 1047 transitions. [2018-04-13 02:22:38,247 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-04-13 02:22:38,247 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 77 [2018-04-13 02:22:38,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:38,249 INFO L225 Difference]: With dead ends: 949 [2018-04-13 02:22:38,249 INFO L226 Difference]: Without dead ends: 949 [2018-04-13 02:22:38,250 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1051 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=1015, Invalid=4387, Unknown=0, NotChecked=0, Total=5402 [2018-04-13 02:22:38,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 949 states. [2018-04-13 02:22:38,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 949 to 653. [2018-04-13 02:22:38,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 653 states. [2018-04-13 02:22:38,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 653 states and 733 transitions. [2018-04-13 02:22:38,255 INFO L78 Accepts]: Start accepts. Automaton has 653 states and 733 transitions. Word has length 77 [2018-04-13 02:22:38,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:38,255 INFO L459 AbstractCegarLoop]: Abstraction has 653 states and 733 transitions. [2018-04-13 02:22:38,255 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-13 02:22:38,255 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 733 transitions. [2018-04-13 02:22:38,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-04-13 02:22:38,256 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:38,256 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:38,256 INFO L408 AbstractCegarLoop]: === Iteration 42 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:38,256 INFO L82 PathProgramCache]: Analyzing trace with hash 928812249, now seen corresponding path program 1 times [2018-04-13 02:22:38,257 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:38,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:38,267 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:38,669 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:22:38,669 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:38,670 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-13 02:22:38,670 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:38,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:38,670 INFO L182 omatonBuilderFactory]: Interpolants [34565#true, 34566#false, 34567#(= |#valid| |old(#valid)|), 34568#(= (store |#valid| |main_#t~malloc0.base| 0) |old(#valid)|), 34569#(= (store |#valid| main_~list~0.base 0) |old(#valid)|), 34570#(and (= (store |#valid| main_~list~0.base 0) |old(#valid)|) (= (select |#valid| main_~list~0.base) 1)), 34571#(and (not (= main_~list~0.base |main_#t~malloc2.base|)) (= |old(#valid)| (store (store |#valid| main_~list~0.base 0) |main_#t~malloc2.base| 0))), 34572#(and (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0) |old(#valid)|) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 34573#(and (or (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0) |old(#valid)|) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~mem3.base|))), 34574#(or (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0) |old(#valid)|) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 34575#(and (or (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base |main_#t~mem4.base|))) (or (and (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0) |old(#valid)|) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= main_~list~0.base |main_#t~mem4.base|))), 34576#(or (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0) |old(#valid)|) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 34577#(or (= main_~list~0.base |main_#t~mem23.base|) (= 0 |main_#t~mem23.base|) (= (store (store |#valid| main_~list~0.base 0) |main_#t~mem23.base| 0) |old(#valid)|)), 34578#(or (= main_~end~0.base main_~list~0.base) (= main_~end~0.base 0) (= |old(#valid)| (store (store |#valid| main_~list~0.base 0) main_~end~0.base 0))), 34579#(or (and (not (= main_~end~0.offset 0)) (= main_~end~0.base 0)) (= main_~end~0.base main_~list~0.base) (= |old(#valid)| (store (store |#valid| main_~list~0.base 0) main_~end~0.base 0))), 34580#(or (= main_~end~0.base main_~list~0.base) (= |old(#valid)| (store (store |#valid| main_~list~0.base 0) main_~end~0.base 0))), 34581#(or (= 0 (select |#valid| main_~list~0.base)) (= (store |#valid| main_~list~0.base 0) |old(#valid)|))] [2018-04-13 02:22:38,670 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:22:38,670 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-13 02:22:38,670 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-13 02:22:38,671 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2018-04-13 02:22:38,671 INFO L87 Difference]: Start difference. First operand 653 states and 733 transitions. Second operand 17 states. [2018-04-13 02:22:39,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:39,242 INFO L93 Difference]: Finished difference Result 667 states and 742 transitions. [2018-04-13 02:22:39,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-13 02:22:39,242 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 78 [2018-04-13 02:22:39,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:39,243 INFO L225 Difference]: With dead ends: 667 [2018-04-13 02:22:39,243 INFO L226 Difference]: Without dead ends: 604 [2018-04-13 02:22:39,243 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=205, Invalid=917, Unknown=0, NotChecked=0, Total=1122 [2018-04-13 02:22:39,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 604 states. [2018-04-13 02:22:39,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 604 to 600. [2018-04-13 02:22:39,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 600 states. [2018-04-13 02:22:39,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 600 states and 677 transitions. [2018-04-13 02:22:39,247 INFO L78 Accepts]: Start accepts. Automaton has 600 states and 677 transitions. Word has length 78 [2018-04-13 02:22:39,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:39,247 INFO L459 AbstractCegarLoop]: Abstraction has 600 states and 677 transitions. [2018-04-13 02:22:39,247 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-13 02:22:39,247 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 677 transitions. [2018-04-13 02:22:39,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-04-13 02:22:39,247 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:39,247 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:39,248 INFO L408 AbstractCegarLoop]: === Iteration 43 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:39,248 INFO L82 PathProgramCache]: Analyzing trace with hash 1459761405, now seen corresponding path program 1 times [2018-04-13 02:22:39,248 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:39,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:39,254 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:39,345 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:39,345 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:39,345 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-04-13 02:22:39,345 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:39,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:39,346 INFO L182 omatonBuilderFactory]: Interpolants [35888#(and (= main_~end~0.base main_~list~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 35889#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base |main_#t~mem10.base|))), 35890#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0))), 35891#(not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)), 35892#(not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0)), 35893#(not (= |main_#t~mem22.base| 0)), 35894#(not (= main_~end~0.base 0)), 35883#true, 35884#false, 35885#(= 1 (select |#valid| main_~list~0.base)), 35886#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 35887#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= |main_#t~malloc9.base| 0)))] [2018-04-13 02:22:39,346 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:39,346 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-13 02:22:39,346 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-13 02:22:39,346 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-04-13 02:22:39,347 INFO L87 Difference]: Start difference. First operand 600 states and 677 transitions. Second operand 12 states. [2018-04-13 02:22:39,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:39,755 INFO L93 Difference]: Finished difference Result 618 states and 673 transitions. [2018-04-13 02:22:39,755 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-13 02:22:39,755 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 78 [2018-04-13 02:22:39,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:39,756 INFO L225 Difference]: With dead ends: 618 [2018-04-13 02:22:39,757 INFO L226 Difference]: Without dead ends: 618 [2018-04-13 02:22:39,757 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=294, Unknown=0, NotChecked=0, Total=380 [2018-04-13 02:22:39,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 618 states. [2018-04-13 02:22:39,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 618 to 583. [2018-04-13 02:22:39,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 583 states. [2018-04-13 02:22:39,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 583 states and 656 transitions. [2018-04-13 02:22:39,760 INFO L78 Accepts]: Start accepts. Automaton has 583 states and 656 transitions. Word has length 78 [2018-04-13 02:22:39,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:39,760 INFO L459 AbstractCegarLoop]: Abstraction has 583 states and 656 transitions. [2018-04-13 02:22:39,760 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-13 02:22:39,760 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 656 transitions. [2018-04-13 02:22:39,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-04-13 02:22:39,761 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:39,761 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:39,761 INFO L408 AbstractCegarLoop]: === Iteration 44 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:39,761 INFO L82 PathProgramCache]: Analyzing trace with hash -1686343903, now seen corresponding path program 1 times [2018-04-13 02:22:39,761 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:39,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:39,770 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:40,243 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:40,243 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:40,243 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-13 02:22:40,244 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:40,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:40,244 INFO L182 omatonBuilderFactory]: Interpolants [37120#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~list~0.offset 0) (= 0 |main_#t~mem10.offset|)), 37121#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1))) (< main_~end~0.offset main_~list~0.offset)) (<= main_~list~0.offset 0)), 37122#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 37123#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 37124#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem15.base|) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem15.offset|) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 37125#(and (<= main_~list~0.offset main_~end~0.offset) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) |main_#t~short17|) (< main_~end~0.offset (+ main_~list~0.offset 1))), 37126#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 37127#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 37128#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ (+ (+ 0 4) (- 4)) 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 37129#(and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ (+ (+ 0 4) (- 4)) 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 0 |main_#t~mem22.offset|)), 37130#(and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 37131#(and (= 0 |main_#t~mem18.base|) (= 0 |main_#t~mem18.offset|)), 37132#(and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base)), 37112#true, 37113#false, 37114#(= 0 |main_#t~malloc0.offset|), 37115#(= main_~list~0.offset 0), 37116#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 37117#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 37118#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 37119#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))] [2018-04-13 02:22:40,244 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:40,244 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-13 02:22:40,244 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-13 02:22:40,244 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=363, Unknown=0, NotChecked=0, Total=420 [2018-04-13 02:22:40,244 INFO L87 Difference]: Start difference. First operand 583 states and 656 transitions. Second operand 21 states. [2018-04-13 02:22:41,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:41,242 INFO L93 Difference]: Finished difference Result 604 states and 653 transitions. [2018-04-13 02:22:41,243 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-13 02:22:41,243 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 78 [2018-04-13 02:22:41,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:41,244 INFO L225 Difference]: With dead ends: 604 [2018-04-13 02:22:41,244 INFO L226 Difference]: Without dead ends: 604 [2018-04-13 02:22:41,244 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 336 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=311, Invalid=1411, Unknown=0, NotChecked=0, Total=1722 [2018-04-13 02:22:41,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 604 states. [2018-04-13 02:22:41,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 604 to 567. [2018-04-13 02:22:41,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 567 states. [2018-04-13 02:22:41,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 567 states and 634 transitions. [2018-04-13 02:22:41,248 INFO L78 Accepts]: Start accepts. Automaton has 567 states and 634 transitions. Word has length 78 [2018-04-13 02:22:41,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:41,248 INFO L459 AbstractCegarLoop]: Abstraction has 567 states and 634 transitions. [2018-04-13 02:22:41,248 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-13 02:22:41,248 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 634 transitions. [2018-04-13 02:22:41,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-04-13 02:22:41,248 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:41,249 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:41,249 INFO L408 AbstractCegarLoop]: === Iteration 45 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:41,249 INFO L82 PathProgramCache]: Analyzing trace with hash -1489668431, now seen corresponding path program 2 times [2018-04-13 02:22:41,249 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:41,256 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:41,427 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:41,427 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:41,427 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-13 02:22:41,427 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:41,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:41,428 INFO L182 omatonBuilderFactory]: Interpolants [38346#true, 38347#false, 38348#(= 1 (select |#valid| main_~list~0.base)), 38349#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 38350#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 38351#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 38352#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 38353#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 38354#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 38355#(and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 38356#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 38357#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 38358#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|))), 38359#(and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 38360#(and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)), 38361#(and (= main_~end~0.offset 0) (= main_~end~0.base 0))] [2018-04-13 02:22:41,428 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:41,428 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-13 02:22:41,428 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-13 02:22:41,428 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2018-04-13 02:22:41,428 INFO L87 Difference]: Start difference. First operand 567 states and 634 transitions. Second operand 16 states. [2018-04-13 02:22:41,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:41,986 INFO L93 Difference]: Finished difference Result 565 states and 615 transitions. [2018-04-13 02:22:41,986 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-13 02:22:41,986 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 80 [2018-04-13 02:22:41,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:41,987 INFO L225 Difference]: With dead ends: 565 [2018-04-13 02:22:41,987 INFO L226 Difference]: Without dead ends: 565 [2018-04-13 02:22:41,988 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=131, Invalid=739, Unknown=0, NotChecked=0, Total=870 [2018-04-13 02:22:41,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 565 states. [2018-04-13 02:22:41,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 565 to 543. [2018-04-13 02:22:41,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 543 states. [2018-04-13 02:22:41,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 600 transitions. [2018-04-13 02:22:41,990 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 600 transitions. Word has length 80 [2018-04-13 02:22:41,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:41,991 INFO L459 AbstractCegarLoop]: Abstraction has 543 states and 600 transitions. [2018-04-13 02:22:41,991 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-13 02:22:41,991 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 600 transitions. [2018-04-13 02:22:41,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-04-13 02:22:41,991 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:41,991 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:41,991 INFO L408 AbstractCegarLoop]: === Iteration 46 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:41,991 INFO L82 PathProgramCache]: Analyzing trace with hash -588698289, now seen corresponding path program 1 times [2018-04-13 02:22:41,992 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:42,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:42,002 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:42,220 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:42,220 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:42,220 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-13 02:22:42,220 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:42,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:42,221 INFO L182 omatonBuilderFactory]: Interpolants [39498#true, 39499#false, 39500#(= 1 (select |#valid| main_~list~0.base)), 39501#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 39502#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= |main_#t~malloc9.base| 0))), 39503#(and (= main_~end~0.base main_~list~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 39504#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 39505#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base main_~end~0.base)) (= (select |#valid| main_~list~0.base) 1)), 39506#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base main_~end~0.base)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 39507#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 39508#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 39509#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 39510#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 39511#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= |main_#t~mem14.base| main_~list~0.base))), 39512#(not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)), 39513#(not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0)), 39514#(not (= |main_#t~mem22.base| 0)), 39515#(not (= main_~end~0.base 0))] [2018-04-13 02:22:42,221 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:42,221 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-13 02:22:42,221 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-13 02:22:42,221 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2018-04-13 02:22:42,221 INFO L87 Difference]: Start difference. First operand 543 states and 600 transitions. Second operand 18 states. [2018-04-13 02:22:42,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:42,872 INFO L93 Difference]: Finished difference Result 628 states and 679 transitions. [2018-04-13 02:22:42,872 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-13 02:22:42,872 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 83 [2018-04-13 02:22:42,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:42,873 INFO L225 Difference]: With dead ends: 628 [2018-04-13 02:22:42,874 INFO L226 Difference]: Without dead ends: 628 [2018-04-13 02:22:42,874 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=165, Invalid=705, Unknown=0, NotChecked=0, Total=870 [2018-04-13 02:22:42,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2018-04-13 02:22:42,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 543. [2018-04-13 02:22:42,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 543 states. [2018-04-13 02:22:42,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 599 transitions. [2018-04-13 02:22:42,877 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 599 transitions. Word has length 83 [2018-04-13 02:22:42,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:42,877 INFO L459 AbstractCegarLoop]: Abstraction has 543 states and 599 transitions. [2018-04-13 02:22:42,877 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-13 02:22:42,878 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 599 transitions. [2018-04-13 02:22:42,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-04-13 02:22:42,878 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:42,878 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:42,878 INFO L408 AbstractCegarLoop]: === Iteration 47 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:42,878 INFO L82 PathProgramCache]: Analyzing trace with hash 560163699, now seen corresponding path program 1 times [2018-04-13 02:22:42,879 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:42,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:42,905 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:43,457 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:43,457 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:43,457 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-04-13 02:22:43,457 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:43,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:43,458 INFO L182 omatonBuilderFactory]: Interpolants [40711#true, 40712#false, 40713#(= 0 |main_#t~malloc0.offset|), 40714#(= main_~list~0.offset 0), 40715#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 40716#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 40717#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 40718#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 40719#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 40720#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 40721#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 40722#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| |main_#t~malloc12.base|)) (not (= main_~list~0.base main_~end~0.base)) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))), 40723#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 40724#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 40725#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 40726#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= main_~end~0.base |main_#t~mem14.base|)) (or (not (= main_~end~0.base |main_#t~mem14.base|)) (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| main_~list~0.base)) (= |main_#t~mem14.offset| 0) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 40727#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (<= 0 main_~list~0.offset) (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~end~0.offset 4))))) (<= main_~list~0.offset 0)), 40728#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 40729#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))))), 40730#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))))) (= 0 |main_#t~mem22.offset|)), 40731#(and (= main_~end~0.offset 0) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))))), 40732#(or (= 1 (select |#valid| |main_#t~mem18.base|)) (and (= 0 |main_#t~mem18.base|) (= 0 |main_#t~mem18.offset|))), 40733#(or (= 1 (select |#valid| main_~inner~0.base)) (and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base))), 40734#(= 1 (select |#valid| main_~inner~0.base))] [2018-04-13 02:22:43,458 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:43,458 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-13 02:22:43,458 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-13 02:22:43,458 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=473, Unknown=0, NotChecked=0, Total=552 [2018-04-13 02:22:43,459 INFO L87 Difference]: Start difference. First operand 543 states and 599 transitions. Second operand 24 states. [2018-04-13 02:22:45,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:45,195 INFO L93 Difference]: Finished difference Result 637 states and 684 transitions. [2018-04-13 02:22:45,195 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-13 02:22:45,195 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 83 [2018-04-13 02:22:45,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:45,196 INFO L225 Difference]: With dead ends: 637 [2018-04-13 02:22:45,196 INFO L226 Difference]: Without dead ends: 637 [2018-04-13 02:22:45,197 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 2 SyntacticMatches, 4 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 567 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=498, Invalid=2364, Unknown=0, NotChecked=0, Total=2862 [2018-04-13 02:22:45,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2018-04-13 02:22:45,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 543. [2018-04-13 02:22:45,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 543 states. [2018-04-13 02:22:45,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 598 transitions. [2018-04-13 02:22:45,200 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 598 transitions. Word has length 83 [2018-04-13 02:22:45,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:45,200 INFO L459 AbstractCegarLoop]: Abstraction has 543 states and 598 transitions. [2018-04-13 02:22:45,200 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-13 02:22:45,200 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 598 transitions. [2018-04-13 02:22:45,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-04-13 02:22:45,201 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:45,201 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:45,201 INFO L408 AbstractCegarLoop]: === Iteration 48 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:45,201 INFO L82 PathProgramCache]: Analyzing trace with hash 560163700, now seen corresponding path program 1 times [2018-04-13 02:22:45,202 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:45,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:45,210 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:45,876 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:45,876 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:45,876 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-04-13 02:22:45,876 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:45,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:45,877 INFO L182 omatonBuilderFactory]: Interpolants [41984#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 41985#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= 0 main_~end~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1))), 41986#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~end~0.offset) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 41987#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 41988#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 41989#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 41990#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (not (= main_~end~0.base |main_#t~mem14.base|)) (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~list~0.offset main_~end~0.offset) (not (= |main_#t~mem14.base| main_~list~0.base)) (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1)) (< main_~end~0.offset (+ main_~list~0.offset 1)) (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base |main_#t~mem14.base|))), 41991#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= main_~list~0.offset main_~end~0.offset) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (or (and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~end~0.offset 4)))))), 41992#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))))), 41993#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 41994#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))))) (= 0 |main_#t~mem22.offset|)), 41995#(and (= main_~end~0.offset 0) (or (and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))))), 41996#(or (and (<= 8 (select |#length| |main_#t~mem18.base|)) (= 0 |main_#t~mem18.offset|)) (and (= 0 |main_#t~mem18.base|) (= 0 |main_#t~mem18.offset|))), 41997#(or (and (= 0 main_~inner~0.offset) (<= 8 (select |#length| main_~inner~0.base))) (and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base))), 41998#(and (= main_~inner~0.offset 0) (<= 8 (select |#length| main_~inner~0.base))), 41975#true, 41976#false, 41977#(= 0 |main_#t~malloc0.offset|), 41978#(= main_~list~0.offset 0), 41979#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 41980#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 41981#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 41982#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 41983#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|))] [2018-04-13 02:22:45,877 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:45,877 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-13 02:22:45,877 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-13 02:22:45,877 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=482, Unknown=0, NotChecked=0, Total=552 [2018-04-13 02:22:45,877 INFO L87 Difference]: Start difference. First operand 543 states and 598 transitions. Second operand 24 states. [2018-04-13 02:22:47,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:47,699 INFO L93 Difference]: Finished difference Result 630 states and 677 transitions. [2018-04-13 02:22:47,700 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-04-13 02:22:47,700 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 83 [2018-04-13 02:22:47,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:47,701 INFO L225 Difference]: With dead ends: 630 [2018-04-13 02:22:47,701 INFO L226 Difference]: Without dead ends: 630 [2018-04-13 02:22:47,701 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 565 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=446, Invalid=2310, Unknown=0, NotChecked=0, Total=2756 [2018-04-13 02:22:47,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 630 states. [2018-04-13 02:22:47,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 630 to 543. [2018-04-13 02:22:47,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 543 states. [2018-04-13 02:22:47,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 595 transitions. [2018-04-13 02:22:47,704 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 595 transitions. Word has length 83 [2018-04-13 02:22:47,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:47,705 INFO L459 AbstractCegarLoop]: Abstraction has 543 states and 595 transitions. [2018-04-13 02:22:47,705 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-13 02:22:47,705 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 595 transitions. [2018-04-13 02:22:47,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-04-13 02:22:47,705 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:47,705 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:47,705 INFO L408 AbstractCegarLoop]: === Iteration 49 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:47,705 INFO L82 PathProgramCache]: Analyzing trace with hash 1330554499, now seen corresponding path program 2 times [2018-04-13 02:22:47,706 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:47,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:47,717 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:48,125 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:48,126 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:48,126 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-04-13 02:22:48,126 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:48,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:48,126 INFO L182 omatonBuilderFactory]: Interpolants [43232#(= 1 (select |#valid| main_~list~0.base)), 43233#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 43234#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 43235#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 43236#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 43237#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 43238#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 43239#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 43240#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 43241#(and (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 43242#(and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 43243#(and (or (= main_~end~0.base |main_#t~mem14.base|) (and (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (or (not (= main_~end~0.base |main_#t~mem14.base|)) (and (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1)))) (= |main_#t~mem14.offset| 0)), 43244#(or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 43245#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= 0 |main_#t~mem15.base|) (= |main_#t~mem15.offset| 0))), 43246#(or (not |main_#t~short17|) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))), 43247#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 43248#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 43249#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|))), 43250#(and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 43251#(and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)), 43252#(and (= main_~end~0.offset 0) (= main_~end~0.base 0)), 43230#true, 43231#false] [2018-04-13 02:22:48,126 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:48,127 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-13 02:22:48,127 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-13 02:22:48,127 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=427, Unknown=0, NotChecked=0, Total=506 [2018-04-13 02:22:48,127 INFO L87 Difference]: Start difference. First operand 543 states and 595 transitions. Second operand 23 states. [2018-04-13 02:22:49,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:49,260 INFO L93 Difference]: Finished difference Result 599 states and 648 transitions. [2018-04-13 02:22:49,260 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-13 02:22:49,260 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 85 [2018-04-13 02:22:49,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:49,262 INFO L225 Difference]: With dead ends: 599 [2018-04-13 02:22:49,262 INFO L226 Difference]: Without dead ends: 599 [2018-04-13 02:22:49,262 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 380 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=318, Invalid=1574, Unknown=0, NotChecked=0, Total=1892 [2018-04-13 02:22:49,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 599 states. [2018-04-13 02:22:49,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 599 to 546. [2018-04-13 02:22:49,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 546 states. [2018-04-13 02:22:49,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 546 states and 598 transitions. [2018-04-13 02:22:49,265 INFO L78 Accepts]: Start accepts. Automaton has 546 states and 598 transitions. Word has length 85 [2018-04-13 02:22:49,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:49,266 INFO L459 AbstractCegarLoop]: Abstraction has 546 states and 598 transitions. [2018-04-13 02:22:49,266 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-13 02:22:49,266 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 598 transitions. [2018-04-13 02:22:49,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-04-13 02:22:49,266 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:49,266 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:49,266 INFO L408 AbstractCegarLoop]: === Iteration 50 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:49,266 INFO L82 PathProgramCache]: Analyzing trace with hash -1734658615, now seen corresponding path program 2 times [2018-04-13 02:22:49,267 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:49,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:49,272 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:49,605 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:22:49,606 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:49,606 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-13 02:22:49,606 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:49,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:49,606 INFO L182 omatonBuilderFactory]: Interpolants [44448#(and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (< main_~end~0.offset (+ main_~list~0.offset 1))), 44449#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base |main_#t~mem10.base|))), 44450#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 44451#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 44452#(and (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))), 44453#(and (= 0 |main_#t~mem23.offset|) (= 0 |main_#t~mem23.base|)), 44454#(and (= main_~end~0.offset 0) (= main_~end~0.base 0)), 44440#true, 44441#false, 44442#(= 0 |main_#t~malloc0.offset|), 44443#(= 0 main_~list~0.offset), 44444#(and (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset)), 44445#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 44446#(and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~end~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1))), 44447#(and (= main_~end~0.base main_~list~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)))] [2018-04-13 02:22:49,607 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:22:49,607 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-13 02:22:49,607 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-13 02:22:49,607 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2018-04-13 02:22:49,607 INFO L87 Difference]: Start difference. First operand 546 states and 598 transitions. Second operand 15 states. [2018-04-13 02:22:50,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:50,105 INFO L93 Difference]: Finished difference Result 683 states and 736 transitions. [2018-04-13 02:22:50,105 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-13 02:22:50,105 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 89 [2018-04-13 02:22:50,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:50,106 INFO L225 Difference]: With dead ends: 683 [2018-04-13 02:22:50,106 INFO L226 Difference]: Without dead ends: 683 [2018-04-13 02:22:50,107 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=216, Invalid=654, Unknown=0, NotChecked=0, Total=870 [2018-04-13 02:22:50,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 683 states. [2018-04-13 02:22:50,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 683 to 639. [2018-04-13 02:22:50,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 639 states. [2018-04-13 02:22:50,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 639 states and 704 transitions. [2018-04-13 02:22:50,112 INFO L78 Accepts]: Start accepts. Automaton has 639 states and 704 transitions. Word has length 89 [2018-04-13 02:22:50,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:50,113 INFO L459 AbstractCegarLoop]: Abstraction has 639 states and 704 transitions. [2018-04-13 02:22:50,113 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-13 02:22:50,113 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 704 transitions. [2018-04-13 02:22:50,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-04-13 02:22:50,113 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:50,114 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:50,114 INFO L408 AbstractCegarLoop]: === Iteration 51 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:50,114 INFO L82 PathProgramCache]: Analyzing trace with hash -1016269908, now seen corresponding path program 1 times [2018-04-13 02:22:50,115 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:50,119 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:50,274 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:50,274 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:50,275 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-13 02:22:50,275 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:50,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:50,275 INFO L182 omatonBuilderFactory]: Interpolants [45807#true, 45808#false, 45809#(= 1 (select |#valid| main_~list~0.base)), 45810#(and (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base)), 45811#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~list~0.base |main_#t~malloc9.base|))), 45812#(and (= main_~end~0.base main_~list~0.base) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)))), 45813#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 45814#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 45815#(not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 45816#(and (= main_~list~0.offset main_~end~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.base main_~end~0.base)), 45817#(and (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.base|) (not (= main_~list~0.base |main_#t~mem22.base|))), 45818#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 45819#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~end~0.base))), 45820#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 45821#(and (not (= main_~list~0.base |main_#t~mem26.base|)) (= 1 (select |#valid| |main_#t~mem26.base|))), 45822#(and (not (= main_~list~0.base main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base))), 45823#(= 1 (select |#valid| main_~end~0.base))] [2018-04-13 02:22:50,275 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:50,275 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-13 02:22:50,275 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-13 02:22:50,276 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2018-04-13 02:22:50,276 INFO L87 Difference]: Start difference. First operand 639 states and 704 transitions. Second operand 17 states. [2018-04-13 02:22:50,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:50,730 INFO L93 Difference]: Finished difference Result 693 states and 751 transitions. [2018-04-13 02:22:50,730 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-13 02:22:50,730 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 93 [2018-04-13 02:22:50,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:50,732 INFO L225 Difference]: With dead ends: 693 [2018-04-13 02:22:50,732 INFO L226 Difference]: Without dead ends: 693 [2018-04-13 02:22:50,732 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 239 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=224, Invalid=966, Unknown=0, NotChecked=0, Total=1190 [2018-04-13 02:22:50,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 693 states. [2018-04-13 02:22:50,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 693 to 662. [2018-04-13 02:22:50,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2018-04-13 02:22:50,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 729 transitions. [2018-04-13 02:22:50,737 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 729 transitions. Word has length 93 [2018-04-13 02:22:50,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:50,737 INFO L459 AbstractCegarLoop]: Abstraction has 662 states and 729 transitions. [2018-04-13 02:22:50,737 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-13 02:22:50,737 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 729 transitions. [2018-04-13 02:22:50,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-04-13 02:22:50,738 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:50,738 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:50,738 INFO L408 AbstractCegarLoop]: === Iteration 52 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:50,738 INFO L82 PathProgramCache]: Analyzing trace with hash -1016269907, now seen corresponding path program 1 times [2018-04-13 02:22:50,739 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:50,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:50,745 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:50,831 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:22:50,831 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:50,831 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2018-04-13 02:22:50,831 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:50,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:50,832 INFO L182 omatonBuilderFactory]: Interpolants [47216#false, 47217#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base)), 47218#(and (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.offset|)), 47219#(and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 47220#(and (<= (+ main_~end~0.offset 8) (select |#length| main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 47221#(and (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 47222#(and (<= (+ |main_#t~mem26.offset| 8) (select |#length| |main_#t~mem26.base|)) (<= 0 |main_#t~mem26.offset|)), 47223#(and (<= (+ main_~end~0.offset 8) (select |#length| main_~end~0.base)) (<= 0 main_~end~0.offset)), 47224#(and (<= (+ main_~list~0.offset 8) (select |#length| main_~list~0.base)) (<= 0 main_~list~0.offset)), 47215#true] [2018-04-13 02:22:50,832 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:22:50,832 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-13 02:22:50,832 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-13 02:22:50,832 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-04-13 02:22:50,833 INFO L87 Difference]: Start difference. First operand 662 states and 729 transitions. Second operand 10 states. [2018-04-13 02:22:51,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:51,137 INFO L93 Difference]: Finished difference Result 768 states and 837 transitions. [2018-04-13 02:22:51,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-13 02:22:51,137 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 93 [2018-04-13 02:22:51,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:51,138 INFO L225 Difference]: With dead ends: 768 [2018-04-13 02:22:51,138 INFO L226 Difference]: Without dead ends: 768 [2018-04-13 02:22:51,138 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2018-04-13 02:22:51,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 768 states. [2018-04-13 02:22:51,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 768 to 687. [2018-04-13 02:22:51,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 687 states. [2018-04-13 02:22:51,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 687 states and 761 transitions. [2018-04-13 02:22:51,142 INFO L78 Accepts]: Start accepts. Automaton has 687 states and 761 transitions. Word has length 93 [2018-04-13 02:22:51,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:51,142 INFO L459 AbstractCegarLoop]: Abstraction has 687 states and 761 transitions. [2018-04-13 02:22:51,143 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-13 02:22:51,143 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 761 transitions. [2018-04-13 02:22:51,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-04-13 02:22:51,143 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:51,143 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:51,143 INFO L408 AbstractCegarLoop]: === Iteration 53 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:51,143 INFO L82 PathProgramCache]: Analyzing trace with hash 1986498220, now seen corresponding path program 1 times [2018-04-13 02:22:51,144 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:51,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:51,150 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:51,570 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:22:51,570 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:51,570 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-13 02:22:51,570 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:51,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:51,571 INFO L182 omatonBuilderFactory]: Interpolants [48704#(and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))))) (= main_~list~0.base main_~end~0.base)), 48705#(or (= 1 (select |#valid| |main_#t~mem23.base|)) (and (= 0 |main_#t~mem23.offset|) (= 0 |main_#t~mem23.base|))), 48706#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (= 1 (select |#valid| main_~end~0.base))), 48707#(= 1 (select |#valid| main_~end~0.base)), 48690#true, 48691#false, 48692#(= 0 |main_#t~malloc0.offset|), 48693#(= 0 main_~list~0.offset), 48694#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 48695#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 48696#(and (= 0 main_~list~0.offset) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (= (select |#valid| main_~list~0.base) 1)), 48697#(and (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (= (select |#valid| main_~end~0.base) 1) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 48698#(and (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (or (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 48699#(and (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 48700#(and (or (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not (= main_~list~0.base |main_#t~mem10.base|))), 48701#(and (not (= main_~end~0.base main_~list~0.base)) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 48702#(and (not (= main_~end~0.base main_~list~0.base)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1)))), 48703#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))] [2018-04-13 02:22:51,571 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:22:51,571 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-13 02:22:51,571 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-13 02:22:51,571 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2018-04-13 02:22:51,571 INFO L87 Difference]: Start difference. First operand 687 states and 761 transitions. Second operand 18 states. [2018-04-13 02:22:52,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:52,302 INFO L93 Difference]: Finished difference Result 843 states and 924 transitions. [2018-04-13 02:22:52,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-13 02:22:52,303 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 94 [2018-04-13 02:22:52,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:52,304 INFO L225 Difference]: With dead ends: 843 [2018-04-13 02:22:52,304 INFO L226 Difference]: Without dead ends: 843 [2018-04-13 02:22:52,304 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=291, Invalid=969, Unknown=0, NotChecked=0, Total=1260 [2018-04-13 02:22:52,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 843 states. [2018-04-13 02:22:52,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 843 to 792. [2018-04-13 02:22:52,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 792 states. [2018-04-13 02:22:52,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 792 states and 888 transitions. [2018-04-13 02:22:52,309 INFO L78 Accepts]: Start accepts. Automaton has 792 states and 888 transitions. Word has length 94 [2018-04-13 02:22:52,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:52,309 INFO L459 AbstractCegarLoop]: Abstraction has 792 states and 888 transitions. [2018-04-13 02:22:52,309 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-13 02:22:52,309 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 888 transitions. [2018-04-13 02:22:52,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-04-13 02:22:52,310 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:52,310 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:52,310 INFO L408 AbstractCegarLoop]: === Iteration 54 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:52,310 INFO L82 PathProgramCache]: Analyzing trace with hash 1986498221, now seen corresponding path program 1 times [2018-04-13 02:22:52,310 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:52,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:52,320 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:52,829 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:22:52,829 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:52,860 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-13 02:22:52,860 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:52,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:52,861 INFO L182 omatonBuilderFactory]: Interpolants [50400#(and (= main_~end~0.offset 0) (<= 8 (select |#length| main_~end~0.base))), 50379#true, 50380#false, 50381#(= 0 |main_#t~malloc0.offset|), 50382#(= 0 main_~list~0.offset), 50383#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 50384#(and (not (= main_~list~0.base |main_#t~malloc2.base|)) (= 0 main_~list~0.offset) (= 0 |main_#t~malloc2.offset|)), 50385#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 50386#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~mem3.base|))), 50387#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 50388#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= |main_#t~mem4.offset| 0) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 50389#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1))) (= (select |#valid| main_~list~0.base) 1)), 50390#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1))) (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (= (select |#valid| main_~end~0.base) 1)), 50391#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (or (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|))), 50392#(and (= main_~list~0.offset 0) (or (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 50393#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (or (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~mem10.base|))), 50394#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset 0) (or (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 50395#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (or (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 50396#(and (= main_~list~0.offset 0) (or (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4)))), 50397#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (or (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 50398#(and (or (= 0 |main_#t~mem23.base|) (<= 8 (select |#length| |main_#t~mem23.base|))) (= 0 |main_#t~mem23.offset|)), 50399#(and (= main_~end~0.offset 0) (or (= main_~end~0.base 0) (<= 8 (select |#length| main_~end~0.base))))] [2018-04-13 02:22:52,861 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:22:52,861 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-13 02:22:52,861 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-13 02:22:52,861 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=376, Unknown=0, NotChecked=0, Total=462 [2018-04-13 02:22:52,861 INFO L87 Difference]: Start difference. First operand 792 states and 888 transitions. Second operand 22 states. [2018-04-13 02:22:54,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:54,792 INFO L93 Difference]: Finished difference Result 1049 states and 1140 transitions. [2018-04-13 02:22:54,793 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-04-13 02:22:54,793 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 94 [2018-04-13 02:22:54,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:54,794 INFO L225 Difference]: With dead ends: 1049 [2018-04-13 02:22:54,794 INFO L226 Difference]: Without dead ends: 1049 [2018-04-13 02:22:54,795 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1012 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=865, Invalid=3167, Unknown=0, NotChecked=0, Total=4032 [2018-04-13 02:22:54,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1049 states. [2018-04-13 02:22:54,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1049 to 794. [2018-04-13 02:22:54,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 794 states. [2018-04-13 02:22:54,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 887 transitions. [2018-04-13 02:22:54,800 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 887 transitions. Word has length 94 [2018-04-13 02:22:54,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:54,801 INFO L459 AbstractCegarLoop]: Abstraction has 794 states and 887 transitions. [2018-04-13 02:22:54,801 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-13 02:22:54,801 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 887 transitions. [2018-04-13 02:22:54,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-04-13 02:22:54,801 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:54,801 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:54,801 INFO L408 AbstractCegarLoop]: === Iteration 55 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:54,801 INFO L82 PathProgramCache]: Analyzing trace with hash -1439594894, now seen corresponding path program 1 times [2018-04-13 02:22:54,802 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:54,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:54,806 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:54,861 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:22:54,861 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:54,861 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2018-04-13 02:22:54,861 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:54,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:54,862 INFO L182 omatonBuilderFactory]: Interpolants [52336#(or (not (= main_~list~0.offset 0)) (not (= main_~list~0.base 0))), 52328#true, 52329#false, 52330#(and (= main_~list~0.offset main_~end~0.offset) (= main_~list~0.base main_~end~0.base)), 52331#(and (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.base|) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.offset|)), 52332#(and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 52333#(or (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0))), 52334#(or (not (= |main_#t~mem26.offset| 0)) (not (= |main_#t~mem26.base| 0))), 52335#(or (not (= main_~end~0.offset 0)) (not (= main_~end~0.base 0)))] [2018-04-13 02:22:54,862 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:22:54,862 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-13 02:22:54,862 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-13 02:22:54,862 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-04-13 02:22:54,862 INFO L87 Difference]: Start difference. First operand 794 states and 887 transitions. Second operand 9 states. [2018-04-13 02:22:55,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:55,100 INFO L93 Difference]: Finished difference Result 885 states and 987 transitions. [2018-04-13 02:22:55,101 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-13 02:22:55,101 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2018-04-13 02:22:55,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:55,103 INFO L225 Difference]: With dead ends: 885 [2018-04-13 02:22:55,103 INFO L226 Difference]: Without dead ends: 885 [2018-04-13 02:22:55,103 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=208, Unknown=0, NotChecked=0, Total=272 [2018-04-13 02:22:55,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 885 states. [2018-04-13 02:22:55,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 885 to 794. [2018-04-13 02:22:55,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 794 states. [2018-04-13 02:22:55,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 885 transitions. [2018-04-13 02:22:55,111 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 885 transitions. Word has length 94 [2018-04-13 02:22:55,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:55,111 INFO L459 AbstractCegarLoop]: Abstraction has 794 states and 885 transitions. [2018-04-13 02:22:55,111 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-13 02:22:55,111 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 885 transitions. [2018-04-13 02:22:55,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-04-13 02:22:55,112 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:55,112 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:55,112 INFO L408 AbstractCegarLoop]: === Iteration 56 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:55,112 INFO L82 PathProgramCache]: Analyzing trace with hash 204776059, now seen corresponding path program 3 times [2018-04-13 02:22:55,113 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:55,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:55,118 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:55,233 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:55,233 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:55,233 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-13 02:22:55,233 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:55,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:55,234 INFO L182 omatonBuilderFactory]: Interpolants [54048#(= 1 (select |#valid| |main_#t~mem22.base|)), 54049#(= 1 (select |#valid| main_~end~0.base)), 54034#true, 54035#false, 54036#(= 1 (select |#valid| main_~list~0.base)), 54037#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 54038#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 54039#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 54040#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 54041#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 54042#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 54043#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 54044#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 54045#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 54046#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 54047#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))] [2018-04-13 02:22:55,234 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:55,234 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-13 02:22:55,234 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-13 02:22:55,234 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2018-04-13 02:22:55,234 INFO L87 Difference]: Start difference. First operand 794 states and 885 transitions. Second operand 16 states. [2018-04-13 02:22:55,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:55,736 INFO L93 Difference]: Finished difference Result 983 states and 1088 transitions. [2018-04-13 02:22:55,736 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-13 02:22:55,736 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 94 [2018-04-13 02:22:55,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:55,739 INFO L225 Difference]: With dead ends: 983 [2018-04-13 02:22:55,739 INFO L226 Difference]: Without dead ends: 983 [2018-04-13 02:22:55,739 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=209, Invalid=783, Unknown=0, NotChecked=0, Total=992 [2018-04-13 02:22:55,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 983 states. [2018-04-13 02:22:55,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 983 to 848. [2018-04-13 02:22:55,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 848 states. [2018-04-13 02:22:55,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 848 states and 945 transitions. [2018-04-13 02:22:55,747 INFO L78 Accepts]: Start accepts. Automaton has 848 states and 945 transitions. Word has length 94 [2018-04-13 02:22:55,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:55,748 INFO L459 AbstractCegarLoop]: Abstraction has 848 states and 945 transitions. [2018-04-13 02:22:55,748 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-13 02:22:55,748 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 945 transitions. [2018-04-13 02:22:55,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-04-13 02:22:55,748 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:55,748 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:55,748 INFO L408 AbstractCegarLoop]: === Iteration 57 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:55,748 INFO L82 PathProgramCache]: Analyzing trace with hash 204776060, now seen corresponding path program 2 times [2018-04-13 02:22:55,749 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:55,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:55,754 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:55,918 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:55,918 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:55,919 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-13 02:22:55,919 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:55,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:55,919 INFO L182 omatonBuilderFactory]: Interpolants [55913#true, 55914#false, 55915#(= 1 (select |#valid| main_~list~0.base)), 55916#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 55917#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|))), 55918#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 55919#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 55920#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 55921#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 55922#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 55923#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| main_~end~0.base))), 55924#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~mem10.base|))), 55925#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 55926#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 55927#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 55928#(and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|)), 55929#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base)))] [2018-04-13 02:22:55,919 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:55,919 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-13 02:22:55,919 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-13 02:22:55,920 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2018-04-13 02:22:55,920 INFO L87 Difference]: Start difference. First operand 848 states and 945 transitions. Second operand 17 states. [2018-04-13 02:22:56,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:56,536 INFO L93 Difference]: Finished difference Result 1041 states and 1154 transitions. [2018-04-13 02:22:56,537 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-13 02:22:56,537 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 94 [2018-04-13 02:22:56,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:56,538 INFO L225 Difference]: With dead ends: 1041 [2018-04-13 02:22:56,538 INFO L226 Difference]: Without dead ends: 1041 [2018-04-13 02:22:56,538 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=179, Invalid=691, Unknown=0, NotChecked=0, Total=870 [2018-04-13 02:22:56,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1041 states. [2018-04-13 02:22:56,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1041 to 894. [2018-04-13 02:22:56,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 894 states. [2018-04-13 02:22:56,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 894 states and 1001 transitions. [2018-04-13 02:22:56,544 INFO L78 Accepts]: Start accepts. Automaton has 894 states and 1001 transitions. Word has length 94 [2018-04-13 02:22:56,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:56,544 INFO L459 AbstractCegarLoop]: Abstraction has 894 states and 1001 transitions. [2018-04-13 02:22:56,544 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-13 02:22:56,545 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1001 transitions. [2018-04-13 02:22:56,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-04-13 02:22:56,545 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:56,545 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:56,545 INFO L408 AbstractCegarLoop]: === Iteration 58 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:56,545 INFO L82 PathProgramCache]: Analyzing trace with hash 472112552, now seen corresponding path program 2 times [2018-04-13 02:22:56,546 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:56,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:56,563 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:57,008 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:57,008 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:57,008 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-04-13 02:22:57,008 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:57,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:57,008 INFO L182 omatonBuilderFactory]: Interpolants [57891#true, 57892#false, 57893#(= 0 |main_#t~malloc0.offset|), 57894#(= 0 main_~list~0.offset), 57895#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 57896#(and (= 1 (select |#valid| |main_#t~malloc2.base|)) (not (= main_~list~0.base |main_#t~malloc2.base|)) (= 0 |main_#t~malloc2.offset|) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 57897#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 57898#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~mem3.base|))), 57899#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 57900#(and (= |main_#t~mem4.offset| 0) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= main_~list~0.base |main_#t~mem4.base|)) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base |main_#t~mem4.base|))) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 57901#(and (= 0 main_~list~0.offset) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (= (select |#valid| main_~list~0.base) 1)), 57902#(and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= |main_#t~mem5.base| 0) (= |main_#t~mem5.offset| 0))) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 57903#(and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not |main_#t~short7|)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 57904#(and (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 57905#(and (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1)), 57906#(and (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (or (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 57907#(and (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (= (select |#valid| main_~end~0.base) 1) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 57908#(and (or (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 57909#(and (not (= main_~end~0.base main_~list~0.base)) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (= (select |#valid| main_~list~0.base) 1)), 57910#(and (not (= main_~end~0.base main_~list~0.base)) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not (= main_~list~0.base |main_#t~malloc9.base|))), 57911#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 57912#(and (or (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not (= main_~list~0.base |main_#t~mem10.base|))), 57913#(and (not (= main_~end~0.base main_~list~0.base)) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 57914#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1)), 57915#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 57916#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))), 57917#(= 1 (select |#valid| |main_#t~mem18.base|)), 57918#(= 1 (select |#valid| main_~inner~0.base))] [2018-04-13 02:22:57,009 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:57,009 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-13 02:22:57,009 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-13 02:22:57,009 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=658, Unknown=0, NotChecked=0, Total=756 [2018-04-13 02:22:57,009 INFO L87 Difference]: Start difference. First operand 894 states and 1001 transitions. Second operand 28 states. [2018-04-13 02:22:59,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:22:59,017 INFO L93 Difference]: Finished difference Result 1502 states and 1671 transitions. [2018-04-13 02:22:59,017 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-04-13 02:22:59,017 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 97 [2018-04-13 02:22:59,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:22:59,019 INFO L225 Difference]: With dead ends: 1502 [2018-04-13 02:22:59,019 INFO L226 Difference]: Without dead ends: 1502 [2018-04-13 02:22:59,019 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 563 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=714, Invalid=2708, Unknown=0, NotChecked=0, Total=3422 [2018-04-13 02:22:59,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1502 states. [2018-04-13 02:22:59,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1502 to 935. [2018-04-13 02:22:59,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 935 states. [2018-04-13 02:22:59,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 935 states and 1046 transitions. [2018-04-13 02:22:59,027 INFO L78 Accepts]: Start accepts. Automaton has 935 states and 1046 transitions. Word has length 97 [2018-04-13 02:22:59,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:22:59,028 INFO L459 AbstractCegarLoop]: Abstraction has 935 states and 1046 transitions. [2018-04-13 02:22:59,028 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-13 02:22:59,028 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1046 transitions. [2018-04-13 02:22:59,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-04-13 02:22:59,029 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:22:59,029 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:22:59,029 INFO L408 AbstractCegarLoop]: === Iteration 59 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:22:59,029 INFO L82 PathProgramCache]: Analyzing trace with hash -20560611, now seen corresponding path program 1 times [2018-04-13 02:22:59,030 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:22:59,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:22:59,046 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:22:59,668 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 10 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:59,668 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:22:59,668 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2018-04-13 02:22:59,668 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:22:59,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:59,668 INFO L182 omatonBuilderFactory]: Interpolants [60418#true, 60419#false, 60420#(= 0 |main_#t~malloc0.offset|), 60421#(= 0 main_~list~0.offset), 60422#(and (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)), 60423#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 60424#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) |main_#t~mem5.offset|) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 60425#(and (or |main_#t~short7| (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 60426#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 60427#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~end~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 60428#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~end~0.base main_~list~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 60429#(and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (< main_~end~0.offset (+ main_~list~0.offset 1))), 60430#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 60431#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 60432#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= |main_#t~malloc9.base| 0)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 60433#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 60434#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= |main_#t~mem10.base| 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 60435#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (not (= main_~end~0.base 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 60436#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (not (= main_~end~0.base 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 60437#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base 0)) (= 0 |main_#t~malloc12.offset|) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~list~0.base |main_#t~malloc12.base|))), 60438#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 60439#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base 0)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 60440#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 60441#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= |main_#t~mem14.base| main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= main_~end~0.base |main_#t~mem14.base|)) (or (not (= main_~end~0.base |main_#t~mem14.base|)) (and (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) 0)) (= main_~end~0.offset |main_#t~mem14.offset|)))), 60442#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 60443#(or (and (= 0 |main_#t~mem15.base|) (= |main_#t~mem15.offset| 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 60444#(or (not |main_#t~short17|) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 60445#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 60446#(and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 60447#(and (= 0 |main_#t~mem18.base|) (= 0 |main_#t~mem18.offset|)), 60448#(and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base))] [2018-04-13 02:22:59,668 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 10 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:22:59,669 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-13 02:22:59,669 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-13 02:22:59,669 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=141, Invalid=789, Unknown=0, NotChecked=0, Total=930 [2018-04-13 02:22:59,669 INFO L87 Difference]: Start difference. First operand 935 states and 1046 transitions. Second operand 31 states. [2018-04-13 02:23:01,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:01,903 INFO L93 Difference]: Finished difference Result 1125 states and 1247 transitions. [2018-04-13 02:23:01,903 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-04-13 02:23:01,904 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 97 [2018-04-13 02:23:01,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:01,905 INFO L225 Difference]: With dead ends: 1125 [2018-04-13 02:23:01,906 INFO L226 Difference]: Without dead ends: 1125 [2018-04-13 02:23:01,906 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 968 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=994, Invalid=3976, Unknown=0, NotChecked=0, Total=4970 [2018-04-13 02:23:01,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1125 states. [2018-04-13 02:23:01,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1125 to 980. [2018-04-13 02:23:01,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 980 states. [2018-04-13 02:23:01,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 980 states and 1094 transitions. [2018-04-13 02:23:01,914 INFO L78 Accepts]: Start accepts. Automaton has 980 states and 1094 transitions. Word has length 97 [2018-04-13 02:23:01,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:01,914 INFO L459 AbstractCegarLoop]: Abstraction has 980 states and 1094 transitions. [2018-04-13 02:23:01,914 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-13 02:23:01,914 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1094 transitions. [2018-04-13 02:23:01,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-04-13 02:23:01,916 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:01,916 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:01,916 INFO L408 AbstractCegarLoop]: === Iteration 60 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:01,916 INFO L82 PathProgramCache]: Analyzing trace with hash 1638251000, now seen corresponding path program 1 times [2018-04-13 02:23:01,917 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:01,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:01,926 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:02,055 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:23:02,056 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:02,056 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2018-04-13 02:23:02,056 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:02,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:02,057 INFO L182 omatonBuilderFactory]: Interpolants [62634#true, 62635#false, 62636#(= 1 (select |#valid| main_~list~0.base)), 62637#(and (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base main_~list~0.base) (= (select |#valid| main_~end~0.base) 1)), 62638#(and (= main_~list~0.offset main_~end~0.offset) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 62639#(and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 62640#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|))), 62641#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base))), 62642#(= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)), 62643#(and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset))), 62644#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem26.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 62645#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 62646#(= 0 main_~end~0.offset), 62647#(= 0 main_~list~0.offset)] [2018-04-13 02:23:02,057 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:23:02,057 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-13 02:23:02,057 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-13 02:23:02,057 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2018-04-13 02:23:02,058 INFO L87 Difference]: Start difference. First operand 980 states and 1094 transitions. Second operand 14 states. [2018-04-13 02:23:02,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:02,526 INFO L93 Difference]: Finished difference Result 1062 states and 1161 transitions. [2018-04-13 02:23:02,526 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-13 02:23:02,526 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 98 [2018-04-13 02:23:02,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:02,527 INFO L225 Difference]: With dead ends: 1062 [2018-04-13 02:23:02,527 INFO L226 Difference]: Without dead ends: 1062 [2018-04-13 02:23:02,528 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=143, Invalid=613, Unknown=0, NotChecked=0, Total=756 [2018-04-13 02:23:02,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1062 states. [2018-04-13 02:23:02,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1062 to 1014. [2018-04-13 02:23:02,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1014 states. [2018-04-13 02:23:02,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 1014 states and 1136 transitions. [2018-04-13 02:23:02,533 INFO L78 Accepts]: Start accepts. Automaton has 1014 states and 1136 transitions. Word has length 98 [2018-04-13 02:23:02,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:02,533 INFO L459 AbstractCegarLoop]: Abstraction has 1014 states and 1136 transitions. [2018-04-13 02:23:02,533 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-13 02:23:02,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1136 transitions. [2018-04-13 02:23:02,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-04-13 02:23:02,534 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:02,534 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:02,534 INFO L408 AbstractCegarLoop]: === Iteration 61 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:02,534 INFO L82 PathProgramCache]: Analyzing trace with hash -874018534, now seen corresponding path program 1 times [2018-04-13 02:23:02,535 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:02,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:02,542 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:02,901 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:02,901 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:02,901 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-04-13 02:23:02,901 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:02,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:02,901 INFO L182 omatonBuilderFactory]: Interpolants [64768#(and (not (= 0 main_~list~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset)), 64769#(and (= main_~list~0.offset main_~end~0.offset) (not (= 0 main_~list~0.base)) (= main_~list~0.base main_~end~0.base) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 64770#(and (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.base|) (not (= 0 main_~list~0.base)) (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) |main_#t~mem22.offset|))), 64771#(and (or (not (= main_~end~0.base main_~list~0.base)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (or (= main_~end~0.base main_~list~0.base) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 64772#(and (or (not (= main_~end~0.base main_~list~0.base)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (or (= main_~end~0.base main_~list~0.base) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~end~0.base))))), 64773#(or (not (= 0 |main_#t~mem22.base|)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 64774#(or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (not (= 0 main_~end~0.base))), 64775#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 64776#(and (not (= main_~list~0.base |main_#t~mem26.base|)) (= 1 (select |#valid| |main_#t~mem26.base|))), 64777#(and (not (= main_~list~0.base main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base))), 64778#(= 1 (select |#valid| main_~end~0.base)), 64779#(= 1 (select |#valid| main_~list~0.base)), 64752#true, 64753#false, 64754#(and (not (= 0 |main_#t~malloc0.base|)) (= 0 |main_#t~malloc0.offset|)), 64755#(and (not (= 0 main_~list~0.base)) (= 0 main_~list~0.offset)), 64756#(and (not (= 0 main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset)), 64757#(and (not (= 0 main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 main_~list~0.offset)), 64758#(and (not (= 0 main_~list~0.base)) (not (= |main_#t~malloc9.base| main_~end~0.base)) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| main_~list~0.offset)), 64759#(and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset) main_~list~0.offset) (not (= 0 main_~list~0.base)) (= main_~end~0.base main_~list~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base))), 64760#(and (not (= 0 main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= |main_#t~mem10.base| main_~list~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset)), 64761#(and (not (= 0 main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset)), 64762#(and (not (= 0 main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset) (= 1 (select |#valid| main_~end~0.base))), 64763#(and (not (= 0 main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset) (not (= |main_#t~malloc12.base| main_~end~0.base)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 64764#(and (not (= 0 main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 64765#(and (not (= 0 main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 64766#(and (not (= 0 main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 64767#(and (not (= 0 main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset))] [2018-04-13 02:23:02,901 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:02,902 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-13 02:23:02,902 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-13 02:23:02,902 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=669, Unknown=0, NotChecked=0, Total=756 [2018-04-13 02:23:02,902 INFO L87 Difference]: Start difference. First operand 1014 states and 1136 transitions. Second operand 28 states. [2018-04-13 02:23:04,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:04,227 INFO L93 Difference]: Finished difference Result 1210 states and 1336 transitions. [2018-04-13 02:23:04,227 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-04-13 02:23:04,227 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 98 [2018-04-13 02:23:04,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:04,228 INFO L225 Difference]: With dead ends: 1210 [2018-04-13 02:23:04,229 INFO L226 Difference]: Without dead ends: 1210 [2018-04-13 02:23:04,229 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 854 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=750, Invalid=3282, Unknown=0, NotChecked=0, Total=4032 [2018-04-13 02:23:04,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1210 states. [2018-04-13 02:23:04,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1210 to 1050. [2018-04-13 02:23:04,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1050 states. [2018-04-13 02:23:04,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 1050 states and 1192 transitions. [2018-04-13 02:23:04,235 INFO L78 Accepts]: Start accepts. Automaton has 1050 states and 1192 transitions. Word has length 98 [2018-04-13 02:23:04,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:04,235 INFO L459 AbstractCegarLoop]: Abstraction has 1050 states and 1192 transitions. [2018-04-13 02:23:04,235 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-13 02:23:04,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1192 transitions. [2018-04-13 02:23:04,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-04-13 02:23:04,235 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:04,235 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:04,236 INFO L408 AbstractCegarLoop]: === Iteration 62 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:04,236 INFO L82 PathProgramCache]: Analyzing trace with hash 1600241069, now seen corresponding path program 1 times [2018-04-13 02:23:04,236 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:04,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:04,243 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:04,756 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:04,756 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:04,756 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-04-13 02:23:04,756 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:04,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:04,756 INFO L182 omatonBuilderFactory]: Interpolants [67137#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (= 1 (select |#valid| |main_#t~mem22.base|))), 67136#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 67139#(= 1 (select |#valid| main_~end~0.base)), 67138#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (= 1 (select |#valid| main_~end~0.base))), 67113#false, 67112#true, 67115#(= main_~list~0.offset 0), 67114#(= |main_#t~malloc0.offset| 0), 67117#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 67116#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 67119#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 67118#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 67121#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 67120#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 67123#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 67122#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 67125#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 67124#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 |main_#t~mem10.offset|)), 67127#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~malloc12.base|))) (and (= main_~list~0.base |main_#t~malloc12.base|) (= main_~list~0.offset |main_#t~malloc12.offset|))) (= 0 |main_#t~malloc12.offset|) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset)), 67126#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1)), 67129#(and (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (or (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (not (= |main_#t~mem13.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 67128#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (or (and (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 67131#(and (or (and (not (= |main_#t~mem14.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (not (= (+ |main_#t~mem14.offset| 4) main_~list~0.offset)) (= |main_#t~mem14.base| main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (= main_~end~0.base |main_#t~mem14.base|)) (or (and (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))) (not (= main_~end~0.base |main_#t~mem14.base|)))), 67130#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 67133#(or (and (= 0 |main_#t~mem15.base|) (= |main_#t~mem15.offset| 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 67132#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 67135#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 67134#(or (not |main_#t~short17|) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))] [2018-04-13 02:23:04,757 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:04,757 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-13 02:23:04,757 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-13 02:23:04,757 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=654, Unknown=0, NotChecked=0, Total=756 [2018-04-13 02:23:04,757 INFO L87 Difference]: Start difference. First operand 1050 states and 1192 transitions. Second operand 28 states. [2018-04-13 02:23:06,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:06,648 INFO L93 Difference]: Finished difference Result 1445 states and 1627 transitions. [2018-04-13 02:23:06,648 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-04-13 02:23:06,648 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 99 [2018-04-13 02:23:06,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:06,649 INFO L225 Difference]: With dead ends: 1445 [2018-04-13 02:23:06,649 INFO L226 Difference]: Without dead ends: 1445 [2018-04-13 02:23:06,649 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1138 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=953, Invalid=3469, Unknown=0, NotChecked=0, Total=4422 [2018-04-13 02:23:06,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1445 states. [2018-04-13 02:23:06,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1445 to 1189. [2018-04-13 02:23:06,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1189 states. [2018-04-13 02:23:06,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 1189 states and 1349 transitions. [2018-04-13 02:23:06,656 INFO L78 Accepts]: Start accepts. Automaton has 1189 states and 1349 transitions. Word has length 99 [2018-04-13 02:23:06,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:06,656 INFO L459 AbstractCegarLoop]: Abstraction has 1189 states and 1349 transitions. [2018-04-13 02:23:06,656 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-13 02:23:06,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1349 transitions. [2018-04-13 02:23:06,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-04-13 02:23:06,657 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:06,657 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:06,657 INFO L408 AbstractCegarLoop]: === Iteration 63 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:06,657 INFO L82 PathProgramCache]: Analyzing trace with hash 1600241070, now seen corresponding path program 1 times [2018-04-13 02:23:06,657 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:06,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:06,665 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:07,301 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:07,302 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:07,302 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-13 02:23:07,302 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:07,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:07,302 INFO L182 omatonBuilderFactory]: Interpolants [69853#false, 69852#true, 69855#(= main_~list~0.offset 0), 69854#(= |main_#t~malloc0.offset| 0), 69857#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 69856#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 69859#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 69858#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|))), 69861#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 69860#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 69863#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 69862#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 69865#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 |main_#t~mem10.offset|)), 69864#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 69867#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset 0) (= (select |#valid| main_~end~0.base) 1)), 69866#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset 0)), 69869#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 69868#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 |main_#t~malloc12.offset|) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= main_~list~0.offset |main_#t~malloc12.offset|)), 69871#(and (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 69870#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 69873#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 69872#(and (or (and (not (= (+ |main_#t~mem14.offset| 4) main_~list~0.offset)) (= |main_#t~mem14.base| main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (= main_~end~0.base |main_#t~mem14.base|) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| main_~list~0.base)))) (or (and (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))) (not (= main_~end~0.base |main_#t~mem14.base|)))), 69875#(or (not |main_#t~short17|) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 69874#(or (and (= 0 |main_#t~mem15.base|) (= |main_#t~mem15.offset| 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 69877#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 69876#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 69879#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base)))), 69878#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|))), 69880#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base)))] [2018-04-13 02:23:07,302 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:07,303 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-13 02:23:07,303 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-13 02:23:07,303 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=681, Unknown=0, NotChecked=0, Total=812 [2018-04-13 02:23:07,303 INFO L87 Difference]: Start difference. First operand 1189 states and 1349 transitions. Second operand 29 states. [2018-04-13 02:23:09,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:09,950 INFO L93 Difference]: Finished difference Result 1483 states and 1669 transitions. [2018-04-13 02:23:09,950 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2018-04-13 02:23:09,950 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 99 [2018-04-13 02:23:09,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:09,953 INFO L225 Difference]: With dead ends: 1483 [2018-04-13 02:23:09,953 INFO L226 Difference]: Without dead ends: 1483 [2018-04-13 02:23:09,954 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1616 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=1163, Invalid=4537, Unknown=0, NotChecked=0, Total=5700 [2018-04-13 02:23:09,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1483 states. [2018-04-13 02:23:09,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1483 to 1212. [2018-04-13 02:23:09,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1212 states. [2018-04-13 02:23:09,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 1212 states and 1377 transitions. [2018-04-13 02:23:09,964 INFO L78 Accepts]: Start accepts. Automaton has 1212 states and 1377 transitions. Word has length 99 [2018-04-13 02:23:09,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:09,965 INFO L459 AbstractCegarLoop]: Abstraction has 1212 states and 1377 transitions. [2018-04-13 02:23:09,965 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-13 02:23:09,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1377 transitions. [2018-04-13 02:23:09,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-04-13 02:23:09,966 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:09,966 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:09,966 INFO L408 AbstractCegarLoop]: === Iteration 64 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:09,966 INFO L82 PathProgramCache]: Analyzing trace with hash 319601357, now seen corresponding path program 2 times [2018-04-13 02:23:09,967 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:09,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:09,980 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:10,378 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:10,378 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:10,379 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-04-13 02:23:10,379 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:10,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:10,379 INFO L182 omatonBuilderFactory]: Interpolants [72671#false, 72670#true, 72673#(= main_~list~0.offset 0), 72672#(= |main_#t~malloc0.offset| 0), 72675#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 72674#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 72677#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 72676#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 72679#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 72678#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 72681#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 72680#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 72683#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 72682#(and (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 72685#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 72684#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 72687#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (or (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~list~0.base |main_#t~malloc9.base|)))), 72686#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 72689#(and (or (not (= main_~list~0.base |main_#t~mem10.base|)) (= main_~list~0.offset |main_#t~mem10.offset|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 72688#(and (or (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 72691#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 72690#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 72693#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 72692#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 72695#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (= 1 (select |#valid| |main_#t~mem22.base|))), 72694#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 72697#(= 1 (select |#valid| main_~end~0.base)), 72696#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (= 1 (select |#valid| main_~end~0.base)))] [2018-04-13 02:23:10,379 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:10,379 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-13 02:23:10,380 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-13 02:23:10,380 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=652, Unknown=0, NotChecked=0, Total=756 [2018-04-13 02:23:10,380 INFO L87 Difference]: Start difference. First operand 1212 states and 1377 transitions. Second operand 28 states. [2018-04-13 02:23:11,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:11,979 INFO L93 Difference]: Finished difference Result 1464 states and 1644 transitions. [2018-04-13 02:23:11,979 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-04-13 02:23:11,979 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 99 [2018-04-13 02:23:11,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:11,981 INFO L225 Difference]: With dead ends: 1464 [2018-04-13 02:23:11,981 INFO L226 Difference]: Without dead ends: 1464 [2018-04-13 02:23:11,981 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1193 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=976, Invalid=3314, Unknown=0, NotChecked=0, Total=4290 [2018-04-13 02:23:11,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1464 states. [2018-04-13 02:23:11,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1464 to 1292. [2018-04-13 02:23:11,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1292 states. [2018-04-13 02:23:11,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1292 states and 1467 transitions. [2018-04-13 02:23:11,992 INFO L78 Accepts]: Start accepts. Automaton has 1292 states and 1467 transitions. Word has length 99 [2018-04-13 02:23:11,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:11,992 INFO L459 AbstractCegarLoop]: Abstraction has 1292 states and 1467 transitions. [2018-04-13 02:23:11,992 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-13 02:23:11,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1467 transitions. [2018-04-13 02:23:11,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-04-13 02:23:11,993 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:11,993 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:11,993 INFO L408 AbstractCegarLoop]: === Iteration 65 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:11,994 INFO L82 PathProgramCache]: Analyzing trace with hash 319601358, now seen corresponding path program 2 times [2018-04-13 02:23:11,994 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:12,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:12,009 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:12,598 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:12,598 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:12,598 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-13 02:23:12,598 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:12,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:12,599 INFO L182 omatonBuilderFactory]: Interpolants [75531#false, 75530#true, 75533#(= main_~list~0.offset 0), 75532#(= |main_#t~malloc0.offset| 0), 75535#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 75534#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 75537#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 75536#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 75539#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 75538#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 75541#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~list~0.base |main_#t~malloc12.base|))), 75540#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 75543#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= 8 (select |#length| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 75542#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (<= 8 (select |#length| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 75545#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (or (not (= main_~end~0.base |main_#t~mem14.base|)) (and (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1)))) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem14.offset| 0) (= (select |#valid| main_~end~0.base) 1) (<= 8 (select |#length| main_~end~0.base))), 75544#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (<= 8 (select |#length| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 75547#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= 8 (select |#length| main_~end~0.base)))), 75546#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= 8 (select |#length| main_~end~0.base)))), 75549#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= 8 (select |#length| main_~end~0.base))), 75548#(or (not |main_#t~short17|) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= 8 (select |#length| main_~end~0.base)))), 75551#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 8 (select |#length| main_~end~0.base)) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 75550#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 8 (select |#length| main_~end~0.base))), 75553#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 75552#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~list~0.offset |main_#t~mem10.offset|)), 75555#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 75554#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 75557#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 75556#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 75559#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= main_~end~0.offset 0) (<= 8 (select |#length| main_~end~0.base)))), 75558#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 0 |main_#t~mem22.offset|) (<= 8 (select |#length| |main_#t~mem22.base|)))), 75560#(and (= main_~end~0.offset 0) (<= 8 (select |#length| main_~end~0.base)))] [2018-04-13 02:23:12,599 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:12,599 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-13 02:23:12,599 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-13 02:23:12,599 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=788, Unknown=0, NotChecked=0, Total=930 [2018-04-13 02:23:12,599 INFO L87 Difference]: Start difference. First operand 1292 states and 1467 transitions. Second operand 31 states. [2018-04-13 02:23:15,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:15,567 INFO L93 Difference]: Finished difference Result 1518 states and 1699 transitions. [2018-04-13 02:23:15,567 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2018-04-13 02:23:15,567 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 99 [2018-04-13 02:23:15,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:15,569 INFO L225 Difference]: With dead ends: 1518 [2018-04-13 02:23:15,569 INFO L226 Difference]: Without dead ends: 1518 [2018-04-13 02:23:15,569 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1968 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=1316, Invalid=5490, Unknown=0, NotChecked=0, Total=6806 [2018-04-13 02:23:15,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1518 states. [2018-04-13 02:23:15,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1518 to 1137. [2018-04-13 02:23:15,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1137 states. [2018-04-13 02:23:15,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 1137 states and 1282 transitions. [2018-04-13 02:23:15,576 INFO L78 Accepts]: Start accepts. Automaton has 1137 states and 1282 transitions. Word has length 99 [2018-04-13 02:23:15,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:15,577 INFO L459 AbstractCegarLoop]: Abstraction has 1137 states and 1282 transitions. [2018-04-13 02:23:15,577 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-13 02:23:15,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1282 transitions. [2018-04-13 02:23:15,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-04-13 02:23:15,577 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:15,577 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:15,577 INFO L408 AbstractCegarLoop]: === Iteration 66 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:15,578 INFO L82 PathProgramCache]: Analyzing trace with hash 450659647, now seen corresponding path program 1 times [2018-04-13 02:23:15,578 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:15,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:15,584 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:16,187 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:23:16,187 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:16,187 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-04-13 02:23:16,187 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:16,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:16,188 INFO L182 omatonBuilderFactory]: Interpolants [78337#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem26.base|) (+ main_~list~0.offset 4))) (= |main_#t~mem26.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 78336#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))), 78339#(and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ (+ (+ 0 4) (- 4)) 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ 0 4))) (= 0 main_~end~0.offset)), 78338#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 78341#(and (= 0 |main_#t~mem23.offset|) (= 0 |main_#t~mem23.base|)), 78340#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 78342#(and (= main_~end~0.offset 0) (= main_~end~0.base 0)), 78321#false, 78320#true, 78323#(= main_~list~0.offset 0), 78322#(= 0 |main_#t~malloc0.offset|), 78325#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 78324#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 78327#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 78326#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 78329#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (< main_~end~0.offset (+ main_~list~0.offset 1))) (< main_~end~0.offset main_~list~0.offset))), 78328#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 |main_#t~mem10.offset|)), 78331#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1))), 78330#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1))), 78333#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) |main_#t~short17|) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1))), 78332#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= |main_#t~mem15.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))), 78335#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))), 78334#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))] [2018-04-13 02:23:16,188 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:23:16,188 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-13 02:23:16,188 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-13 02:23:16,188 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=436, Unknown=0, NotChecked=0, Total=506 [2018-04-13 02:23:16,188 INFO L87 Difference]: Start difference. First operand 1137 states and 1282 transitions. Second operand 23 states. [2018-04-13 02:23:17,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:17,552 INFO L93 Difference]: Finished difference Result 1336 states and 1484 transitions. [2018-04-13 02:23:17,552 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-04-13 02:23:17,552 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 100 [2018-04-13 02:23:17,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:17,553 INFO L225 Difference]: With dead ends: 1336 [2018-04-13 02:23:17,553 INFO L226 Difference]: Without dead ends: 1336 [2018-04-13 02:23:17,553 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 982 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=649, Invalid=3257, Unknown=0, NotChecked=0, Total=3906 [2018-04-13 02:23:17,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1336 states. [2018-04-13 02:23:17,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1336 to 1200. [2018-04-13 02:23:17,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1200 states. [2018-04-13 02:23:17,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 1200 states and 1348 transitions. [2018-04-13 02:23:17,561 INFO L78 Accepts]: Start accepts. Automaton has 1200 states and 1348 transitions. Word has length 100 [2018-04-13 02:23:17,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:17,562 INFO L459 AbstractCegarLoop]: Abstraction has 1200 states and 1348 transitions. [2018-04-13 02:23:17,562 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-13 02:23:17,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1348 transitions. [2018-04-13 02:23:17,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-04-13 02:23:17,563 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:17,563 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:17,563 INFO L408 AbstractCegarLoop]: === Iteration 67 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:17,563 INFO L82 PathProgramCache]: Analyzing trace with hash 1332284160, now seen corresponding path program 1 times [2018-04-13 02:23:17,564 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:17,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:17,587 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:18,304 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 8 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:18,304 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:18,304 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-13 02:23:18,304 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:18,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:18,304 INFO L182 omatonBuilderFactory]: Interpolants [80961#(= 0 |main_#t~malloc0.offset|), 80960#false, 80963#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 80962#(= 0 main_~list~0.offset), 80965#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)), 80964#(and (not (= main_~list~0.base |main_#t~malloc2.base|)) (= 0 |main_#t~malloc2.offset|) (<= 0 main_~list~0.offset) (= (select |#valid| |main_#t~malloc2.base|) 1) (<= main_~list~0.offset 0)), 80967#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)), 80966#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (not (= main_~list~0.base |main_#t~mem3.base|))), 80969#(and (= 0 main_~list~0.offset) (or (and (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 80968#(and (= 0 main_~list~0.offset) (or (and (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)) (= main_~list~0.base |main_#t~mem4.base|)) (or (= |main_#t~mem4.offset| 0) (not (= main_~list~0.base |main_#t~mem4.base|)))), 80971#(and (or (and (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)) (not |main_#t~short7|)) (= 0 main_~list~0.offset)), 80970#(and (or (and (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)) (and (= |main_#t~mem5.base| 0) (= |main_#t~mem5.offset| 0))) (= 0 main_~list~0.offset)), 80973#(and (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~list~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)), 80972#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)), 80975#(and (= main_~end~0.base main_~list~0.base) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (< main_~end~0.offset (+ main_~list~0.offset 1))), 80974#(and (= main_~end~0.base main_~list~0.base) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 80977#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 80976#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 80979#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~list~0.base) 1) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 80978#(and (not (= main_~end~0.base main_~list~0.base)) (or (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 80981#(and (not (= main_~end~0.base main_~list~0.base)) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (= (select |#valid| main_~list~0.base) 1)), 80980#(and (or (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 80983#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not (= main_~list~0.base |main_#t~malloc12.base|))), 80982#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 80985#(and (not (= |main_#t~mem13.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 80984#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 80987#(and (not (= |main_#t~mem14.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 80986#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 80989#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))), 80988#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 80991#(= 1 (select |#valid| main_~inner~0.base)), 80990#(= 1 (select |#valid| |main_#t~mem18.base|)), 80959#true] [2018-04-13 02:23:18,304 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 8 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:18,304 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-13 02:23:18,305 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-13 02:23:18,305 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=940, Unknown=0, NotChecked=0, Total=1056 [2018-04-13 02:23:18,305 INFO L87 Difference]: Start difference. First operand 1200 states and 1348 transitions. Second operand 33 states. [2018-04-13 02:23:20,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:20,647 INFO L93 Difference]: Finished difference Result 1460 states and 1620 transitions. [2018-04-13 02:23:20,648 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-04-13 02:23:20,648 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 102 [2018-04-13 02:23:20,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:20,649 INFO L225 Difference]: With dead ends: 1460 [2018-04-13 02:23:20,649 INFO L226 Difference]: Without dead ends: 1460 [2018-04-13 02:23:20,649 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 799 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=934, Invalid=3758, Unknown=0, NotChecked=0, Total=4692 [2018-04-13 02:23:20,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1460 states. [2018-04-13 02:23:20,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1460 to 1136. [2018-04-13 02:23:20,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1136 states. [2018-04-13 02:23:20,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 1136 states and 1272 transitions. [2018-04-13 02:23:20,655 INFO L78 Accepts]: Start accepts. Automaton has 1136 states and 1272 transitions. Word has length 102 [2018-04-13 02:23:20,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:20,656 INFO L459 AbstractCegarLoop]: Abstraction has 1136 states and 1272 transitions. [2018-04-13 02:23:20,656 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-13 02:23:20,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1272 transitions. [2018-04-13 02:23:20,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-04-13 02:23:20,656 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:20,656 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:20,657 INFO L408 AbstractCegarLoop]: === Iteration 68 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:20,657 INFO L82 PathProgramCache]: Analyzing trace with hash 1332284161, now seen corresponding path program 1 times [2018-04-13 02:23:20,657 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:20,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:20,668 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:21,369 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:23:21,369 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:21,369 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-04-13 02:23:21,370 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:21,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:21,370 INFO L182 omatonBuilderFactory]: Interpolants [83661#false, 83660#true, 83663#(= 0 main_~list~0.offset), 83662#(= 0 |main_#t~malloc0.offset|), 83665#(and (not (= main_~list~0.base |main_#t~malloc2.base|)) (= 0 |main_#t~malloc2.offset|) (= 8 (select |#length| |main_#t~malloc2.base|)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= (select |#valid| |main_#t~malloc2.base|) 1) (<= main_~list~0.offset 0)), 83664#(and (= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= (select |#valid| main_~list~0.base) 1)), 83667#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~mem3.base|))), 83666#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 83669#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (= main_~list~0.base |main_#t~mem4.base|)) (= 0 main_~list~0.offset) (or (= |main_#t~mem4.offset| 0) (not (= main_~list~0.base |main_#t~mem4.base|)))), 83668#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 83671#(and (= 0 main_~list~0.offset) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (and (= |main_#t~mem5.base| 0) (= |main_#t~mem5.offset| 0)))), 83670#(and (= 0 main_~list~0.offset) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 83673#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~end~0.offset)) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 83672#(and (= 0 main_~list~0.offset) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not |main_#t~short7|))), 83675#(and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (< main_~end~0.offset (+ main_~list~0.offset 1))), 83674#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~end~0.offset)) (= main_~end~0.base main_~list~0.base) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 83677#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 83676#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 83679#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 83678#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 83681#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 83680#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 83683#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 83682#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 83685#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= |main_#t~mem14.base| main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 83684#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 83687#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 83686#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 83689#(and (= 8 (select |#length| main_~inner~0.base)) (= main_~inner~0.offset 0)), 83688#(and (= 8 (select |#length| |main_#t~mem18.base|)) (= 0 |main_#t~mem18.offset|))] [2018-04-13 02:23:21,370 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:23:21,370 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-13 02:23:21,370 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-13 02:23:21,371 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=769, Unknown=0, NotChecked=0, Total=870 [2018-04-13 02:23:21,371 INFO L87 Difference]: Start difference. First operand 1136 states and 1272 transitions. Second operand 30 states. [2018-04-13 02:23:24,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:24,329 INFO L93 Difference]: Finished difference Result 1435 states and 1581 transitions. [2018-04-13 02:23:24,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-04-13 02:23:24,330 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 102 [2018-04-13 02:23:24,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:24,330 INFO L225 Difference]: With dead ends: 1435 [2018-04-13 02:23:24,331 INFO L226 Difference]: Without dead ends: 1435 [2018-04-13 02:23:24,331 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 4 SyntacticMatches, 4 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 912 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=958, Invalid=3872, Unknown=0, NotChecked=0, Total=4830 [2018-04-13 02:23:24,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1435 states. [2018-04-13 02:23:24,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1435 to 1113. [2018-04-13 02:23:24,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1113 states. [2018-04-13 02:23:24,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 1113 states and 1238 transitions. [2018-04-13 02:23:24,337 INFO L78 Accepts]: Start accepts. Automaton has 1113 states and 1238 transitions. Word has length 102 [2018-04-13 02:23:24,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:24,337 INFO L459 AbstractCegarLoop]: Abstraction has 1113 states and 1238 transitions. [2018-04-13 02:23:24,337 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-13 02:23:24,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1238 transitions. [2018-04-13 02:23:24,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-04-13 02:23:24,338 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:24,338 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:24,338 INFO L408 AbstractCegarLoop]: === Iteration 69 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:24,338 INFO L82 PathProgramCache]: Analyzing trace with hash -1091966109, now seen corresponding path program 2 times [2018-04-13 02:23:24,338 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:24,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:24,344 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:24,992 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:24,992 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:24,992 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2018-04-13 02:23:24,992 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:24,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:24,993 INFO L182 omatonBuilderFactory]: Interpolants [86337#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 86336#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 86339#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))) (= 0 |main_#t~mem22.offset|)), 86338#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 86341#(and (= 0 |main_#t~mem18.base|) (= 0 |main_#t~mem18.offset|)), 86340#(and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 86342#(and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base)), 86319#false, 86318#true, 86321#(= main_~list~0.offset 0), 86320#(= 0 |main_#t~malloc0.offset|), 86323#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 86322#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 86325#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 86324#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 86327#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= 0 main_~list~0.offset) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (< main_~end~0.offset main_~list~0.offset)) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select |#valid| main_~list~0.base) 1)), 86326#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 86329#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 86328#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select |#valid| main_~list~0.base) 1)), 86331#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) |main_#t~short17|) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select |#valid| main_~list~0.base) 1)), 86330#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem15.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 86333#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 86332#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 86335#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 86334#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))] [2018-04-13 02:23:24,993 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:24,993 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-13 02:23:24,993 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-13 02:23:24,993 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=508, Unknown=0, NotChecked=0, Total=600 [2018-04-13 02:23:24,993 INFO L87 Difference]: Start difference. First operand 1113 states and 1238 transitions. Second operand 25 states. [2018-04-13 02:23:26,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:26,154 INFO L93 Difference]: Finished difference Result 1340 states and 1483 transitions. [2018-04-13 02:23:26,154 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-04-13 02:23:26,155 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 103 [2018-04-13 02:23:26,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:26,156 INFO L225 Difference]: With dead ends: 1340 [2018-04-13 02:23:26,156 INFO L226 Difference]: Without dead ends: 1340 [2018-04-13 02:23:26,156 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 4 SyntacticMatches, 4 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 650 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=489, Invalid=2373, Unknown=0, NotChecked=0, Total=2862 [2018-04-13 02:23:26,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1340 states. [2018-04-13 02:23:26,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1340 to 1167. [2018-04-13 02:23:26,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1167 states. [2018-04-13 02:23:26,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 1167 states and 1296 transitions. [2018-04-13 02:23:26,161 INFO L78 Accepts]: Start accepts. Automaton has 1167 states and 1296 transitions. Word has length 103 [2018-04-13 02:23:26,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:26,162 INFO L459 AbstractCegarLoop]: Abstraction has 1167 states and 1296 transitions. [2018-04-13 02:23:26,162 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-13 02:23:26,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1296 transitions. [2018-04-13 02:23:26,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-04-13 02:23:26,162 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:26,162 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:26,162 INFO L408 AbstractCegarLoop]: === Iteration 70 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:26,163 INFO L82 PathProgramCache]: Analyzing trace with hash -1662150622, now seen corresponding path program 2 times [2018-04-13 02:23:26,163 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:26,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:26,167 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:26,263 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 2 proven. 30 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:23:26,264 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:26,264 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-13 02:23:26,264 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:26,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:26,264 INFO L182 omatonBuilderFactory]: Interpolants [88909#false, 88908#true, 88911#(and (= |main_#t~mem22.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 88910#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)), 88913#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem22.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem22.base|)), 88912#(and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 88915#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 88914#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) main_~end~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) main_~end~0.offset)), 88917#(and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 88916#(and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) |main_#t~mem26.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem26.base|) |main_#t~mem26.offset|))), 88919#(and (= 0 |main_#t~mem26.base|) (= 0 |main_#t~mem26.offset|)), 88918#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 88921#(and (= 0 main_~list~0.offset) (= 0 main_~list~0.base)), 88920#(and (= 0 main_~end~0.base) (= 0 main_~end~0.offset))] [2018-04-13 02:23:26,264 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 2 proven. 30 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:23:26,264 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-13 02:23:26,265 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-13 02:23:26,265 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2018-04-13 02:23:26,265 INFO L87 Difference]: Start difference. First operand 1167 states and 1296 transitions. Second operand 14 states. [2018-04-13 02:23:26,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:26,788 INFO L93 Difference]: Finished difference Result 1396 states and 1558 transitions. [2018-04-13 02:23:26,788 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-13 02:23:26,788 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 104 [2018-04-13 02:23:26,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:26,789 INFO L225 Difference]: With dead ends: 1396 [2018-04-13 02:23:26,789 INFO L226 Difference]: Without dead ends: 1396 [2018-04-13 02:23:26,789 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=71, Invalid=435, Unknown=0, NotChecked=0, Total=506 [2018-04-13 02:23:26,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1396 states. [2018-04-13 02:23:26,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1396 to 1261. [2018-04-13 02:23:26,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1261 states. [2018-04-13 02:23:26,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 1261 states and 1416 transitions. [2018-04-13 02:23:26,795 INFO L78 Accepts]: Start accepts. Automaton has 1261 states and 1416 transitions. Word has length 104 [2018-04-13 02:23:26,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:26,795 INFO L459 AbstractCegarLoop]: Abstraction has 1261 states and 1416 transitions. [2018-04-13 02:23:26,795 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-13 02:23:26,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1416 transitions. [2018-04-13 02:23:26,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-04-13 02:23:26,796 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:26,796 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:26,796 INFO L408 AbstractCegarLoop]: === Iteration 71 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:26,796 INFO L82 PathProgramCache]: Analyzing trace with hash 1412548273, now seen corresponding path program 1 times [2018-04-13 02:23:26,797 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:26,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:26,802 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:26,983 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:26,984 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:26,984 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-13 02:23:26,984 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:26,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:26,984 INFO L182 omatonBuilderFactory]: Interpolants [91599#false, 91598#true, 91601#(= 0 main_~list~0.offset), 91600#(= 0 |main_#t~malloc0.offset|), 91603#(and (= main_~list~0.base main_~end~0.base) (= 0 main_~list~0.offset) (= 1 (select |#valid| main_~end~0.base))), 91602#(and (= main_~list~0.base main_~end~0.base) (= 0 main_~list~0.offset)), 91605#(and (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset 0)), 91604#(and (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset)), 91607#(and (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) 0)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) 0))), 91606#(and (= 1 (select |#valid| main_~list~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) 0) |main_#t~mem22.offset|) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) 0) |main_#t~mem22.base|)), 91609#(or (not (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0) 0)) (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) 0) 0))), 91608#(and (or (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) 0) 0)) (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) 0) 0))) (= 1 (select |#valid| main_~list~0.base))), 91611#(or (not (= main_~end~0.offset 0)) (not (= |main_#t~mem25.base| 0)) (not (= |main_#t~mem25.offset| 0)) (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)))), 91610#(or (not (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0)) (not (= main_~end~0.offset 0)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0)) (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)))), 91613#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base))), 91612#(or (not (= main_~end~0.offset 0)) (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)))), 91614#(= 1 (select |#valid| main_~list~0.base))] [2018-04-13 02:23:26,984 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:26,985 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-13 02:23:26,985 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-13 02:23:26,985 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2018-04-13 02:23:26,985 INFO L87 Difference]: Start difference. First operand 1261 states and 1416 transitions. Second operand 17 states. [2018-04-13 02:23:27,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:27,578 INFO L93 Difference]: Finished difference Result 1307 states and 1446 transitions. [2018-04-13 02:23:27,578 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-13 02:23:27,578 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 105 [2018-04-13 02:23:27,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:27,579 INFO L225 Difference]: With dead ends: 1307 [2018-04-13 02:23:27,579 INFO L226 Difference]: Without dead ends: 1307 [2018-04-13 02:23:27,580 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=275, Invalid=847, Unknown=0, NotChecked=0, Total=1122 [2018-04-13 02:23:27,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1307 states. [2018-04-13 02:23:27,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1307 to 1258. [2018-04-13 02:23:27,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1258 states. [2018-04-13 02:23:27,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 1258 states and 1408 transitions. [2018-04-13 02:23:27,585 INFO L78 Accepts]: Start accepts. Automaton has 1258 states and 1408 transitions. Word has length 105 [2018-04-13 02:23:27,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:27,586 INFO L459 AbstractCegarLoop]: Abstraction has 1258 states and 1408 transitions. [2018-04-13 02:23:27,586 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-13 02:23:27,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1408 transitions. [2018-04-13 02:23:27,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-04-13 02:23:27,587 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:27,587 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:27,587 INFO L408 AbstractCegarLoop]: === Iteration 72 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:27,587 INFO L82 PathProgramCache]: Analyzing trace with hash 12939452, now seen corresponding path program 2 times [2018-04-13 02:23:27,588 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:27,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:27,593 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:27,900 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:23:27,900 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:27,900 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-13 02:23:27,900 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:27,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:27,900 INFO L182 omatonBuilderFactory]: Interpolants [94215#false, 94214#true, 94217#(= (store |#valid| |main_#t~malloc0.base| 0) |old(#valid)|), 94216#(= |#valid| |old(#valid)|), 94219#(and (= 1 (select |#valid| main_~list~0.base)) (= (store |#valid| main_~list~0.base 0) |old(#valid)|)), 94218#(= (store |#valid| main_~list~0.base 0) |old(#valid)|), 94221#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= (store (store |#valid| main_~list~0.base 0) |main_#t~malloc9.base| 0) |old(#valid)|)), 94220#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (= (store |#valid| main_~list~0.base 0) |old(#valid)|)), 94223#(and (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 94222#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0) |old(#valid)|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 94225#(or (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 94224#(and (not (= main_~end~0.base main_~list~0.base)) (or (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 94227#(or (= main_~list~0.base |main_#t~mem26.base|) (= |old(#valid)| (store (store |#valid| main_~list~0.base 0) |main_#t~mem26.base| 0))), 94226#(or (and (= main_~list~0.base main_~end~0.base) (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0) |old(#valid)|)) (and (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (= main_~end~0.base main_~list~0.base))), 94229#(or (= 0 (select |#valid| main_~end~0.base)) (= (store |#valid| main_~end~0.base 0) |old(#valid)|)), 94228#(or (= main_~list~0.base main_~end~0.base) (= |old(#valid)| (store (store |#valid| main_~list~0.base 0) main_~end~0.base 0))), 94230#(or (= 0 (select |#valid| main_~list~0.base)) (= (store |#valid| main_~list~0.base 0) |old(#valid)|))] [2018-04-13 02:23:27,901 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:23:27,901 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-13 02:23:27,901 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-13 02:23:27,901 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2018-04-13 02:23:27,901 INFO L87 Difference]: Start difference. First operand 1258 states and 1408 transitions. Second operand 17 states. [2018-04-13 02:23:28,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:28,429 INFO L93 Difference]: Finished difference Result 1287 states and 1436 transitions. [2018-04-13 02:23:28,429 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-13 02:23:28,429 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 105 [2018-04-13 02:23:28,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:28,431 INFO L225 Difference]: With dead ends: 1287 [2018-04-13 02:23:28,431 INFO L226 Difference]: Without dead ends: 1233 [2018-04-13 02:23:28,431 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 5 SyntacticMatches, 6 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=138, Invalid=732, Unknown=0, NotChecked=0, Total=870 [2018-04-13 02:23:28,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1233 states. [2018-04-13 02:23:28,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1233 to 1225. [2018-04-13 02:23:28,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1225 states. [2018-04-13 02:23:28,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 1225 states and 1374 transitions. [2018-04-13 02:23:28,437 INFO L78 Accepts]: Start accepts. Automaton has 1225 states and 1374 transitions. Word has length 105 [2018-04-13 02:23:28,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:28,437 INFO L459 AbstractCegarLoop]: Abstraction has 1225 states and 1374 transitions. [2018-04-13 02:23:28,437 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-13 02:23:28,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1374 transitions. [2018-04-13 02:23:28,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-04-13 02:23:28,438 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:28,438 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:28,438 INFO L408 AbstractCegarLoop]: === Iteration 73 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:28,438 INFO L82 PathProgramCache]: Analyzing trace with hash -1523258765, now seen corresponding path program 4 times [2018-04-13 02:23:28,438 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:28,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:28,443 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:28,657 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:28,657 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:28,657 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-13 02:23:28,657 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:28,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:28,658 INFO L182 omatonBuilderFactory]: Interpolants [96769#true, 96771#(= 1 (select |#valid| main_~list~0.base)), 96770#false, 96773#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 96772#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 96775#(and (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 96774#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 96777#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 96776#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 96779#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 96778#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 96781#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 96780#(and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 96783#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 96782#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1)), 96785#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|))), 96784#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 96787#(= 1 (select |#valid| |main_#t~mem22.base|)), 96786#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))), 96788#(= 1 (select |#valid| main_~end~0.base))] [2018-04-13 02:23:28,658 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:28,658 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-13 02:23:28,658 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-13 02:23:28,658 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2018-04-13 02:23:28,658 INFO L87 Difference]: Start difference. First operand 1225 states and 1374 transitions. Second operand 20 states. [2018-04-13 02:23:29,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:29,513 INFO L93 Difference]: Finished difference Result 1412 states and 1579 transitions. [2018-04-13 02:23:29,513 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-13 02:23:29,513 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 105 [2018-04-13 02:23:29,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:29,515 INFO L225 Difference]: With dead ends: 1412 [2018-04-13 02:23:29,515 INFO L226 Difference]: Without dead ends: 1412 [2018-04-13 02:23:29,515 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=208, Invalid=1198, Unknown=0, NotChecked=0, Total=1406 [2018-04-13 02:23:29,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1412 states. [2018-04-13 02:23:29,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1412 to 1245. [2018-04-13 02:23:29,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1245 states. [2018-04-13 02:23:29,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 1245 states and 1398 transitions. [2018-04-13 02:23:29,521 INFO L78 Accepts]: Start accepts. Automaton has 1245 states and 1398 transitions. Word has length 105 [2018-04-13 02:23:29,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:29,521 INFO L459 AbstractCegarLoop]: Abstraction has 1245 states and 1398 transitions. [2018-04-13 02:23:29,521 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-13 02:23:29,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1398 transitions. [2018-04-13 02:23:29,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-04-13 02:23:29,522 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:29,522 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:29,522 INFO L408 AbstractCegarLoop]: === Iteration 74 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:29,522 INFO L82 PathProgramCache]: Analyzing trace with hash -1523258764, now seen corresponding path program 3 times [2018-04-13 02:23:29,523 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:29,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:29,530 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:29,730 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:29,730 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:29,730 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-13 02:23:29,730 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:29,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:29,730 INFO L182 omatonBuilderFactory]: Interpolants [99489#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 99488#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 99491#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 99490#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 99493#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 99492#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))), 99495#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 99494#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 99497#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)))), 99496#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 99499#(and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|)), 99498#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 99500#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 99483#false, 99482#true, 99485#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 99484#(= 1 (select |#valid| main_~list~0.base)), 99487#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 99486#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)))] [2018-04-13 02:23:29,730 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:29,731 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-13 02:23:29,731 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-13 02:23:29,731 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2018-04-13 02:23:29,731 INFO L87 Difference]: Start difference. First operand 1245 states and 1398 transitions. Second operand 19 states. [2018-04-13 02:23:30,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:30,625 INFO L93 Difference]: Finished difference Result 1478 states and 1652 transitions. [2018-04-13 02:23:30,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-13 02:23:30,625 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 105 [2018-04-13 02:23:30,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:30,627 INFO L225 Difference]: With dead ends: 1478 [2018-04-13 02:23:30,627 INFO L226 Difference]: Without dead ends: 1478 [2018-04-13 02:23:30,627 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=144, Invalid=848, Unknown=0, NotChecked=0, Total=992 [2018-04-13 02:23:30,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1478 states. [2018-04-13 02:23:30,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1478 to 1291. [2018-04-13 02:23:30,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1291 states. [2018-04-13 02:23:30,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 1291 states and 1454 transitions. [2018-04-13 02:23:30,633 INFO L78 Accepts]: Start accepts. Automaton has 1291 states and 1454 transitions. Word has length 105 [2018-04-13 02:23:30,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:30,633 INFO L459 AbstractCegarLoop]: Abstraction has 1291 states and 1454 transitions. [2018-04-13 02:23:30,633 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-13 02:23:30,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 1454 transitions. [2018-04-13 02:23:30,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-04-13 02:23:30,634 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:30,634 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:30,634 INFO L408 AbstractCegarLoop]: === Iteration 75 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:30,634 INFO L82 PathProgramCache]: Analyzing trace with hash 654415889, now seen corresponding path program 1 times [2018-04-13 02:23:30,635 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:30,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:30,644 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:31,132 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:23:31,132 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:31,132 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2018-04-13 02:23:31,132 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:31,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:31,132 INFO L182 omatonBuilderFactory]: Interpolants [102297#false, 102296#true, 102299#(= main_~list~0.offset 0), 102298#(= 0 |main_#t~malloc0.offset|), 102301#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 102300#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 102303#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 102302#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 102305#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select |#valid| main_~list~0.base) 1)), 102304#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 102307#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 102306#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select |#valid| main_~list~0.base) 1)), 102309#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~mem13.base|))), 102308#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 102311#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem14.base|)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 102310#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 102313#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))), 102312#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 102315#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= |main_#t~mem26.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) (+ main_~list~0.offset 4))))), 102314#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))), 102317#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4)))) (= 0 main_~end~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4))))), 102316#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 102319#(and (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 102318#(and (= 0 main_~end~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4))))), 102321#(= 1 (select |#valid| main_~end~0.base)), 102320#(= 1 (select |#valid| |main_#t~mem23.base|))] [2018-04-13 02:23:31,132 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:23:31,133 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-13 02:23:31,133 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-13 02:23:31,133 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=553, Unknown=0, NotChecked=0, Total=650 [2018-04-13 02:23:31,133 INFO L87 Difference]: Start difference. First operand 1291 states and 1454 transitions. Second operand 26 states. [2018-04-13 02:23:32,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:32,325 INFO L93 Difference]: Finished difference Result 1387 states and 1553 transitions. [2018-04-13 02:23:32,325 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-13 02:23:32,325 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 105 [2018-04-13 02:23:32,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:32,326 INFO L225 Difference]: With dead ends: 1387 [2018-04-13 02:23:32,326 INFO L226 Difference]: Without dead ends: 1387 [2018-04-13 02:23:32,327 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 2 SyntacticMatches, 4 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 604 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=461, Invalid=2295, Unknown=0, NotChecked=0, Total=2756 [2018-04-13 02:23:32,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1387 states. [2018-04-13 02:23:32,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1387 to 1317. [2018-04-13 02:23:32,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1317 states. [2018-04-13 02:23:32,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 1317 states and 1483 transitions. [2018-04-13 02:23:32,332 INFO L78 Accepts]: Start accepts. Automaton has 1317 states and 1483 transitions. Word has length 105 [2018-04-13 02:23:32,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:32,332 INFO L459 AbstractCegarLoop]: Abstraction has 1317 states and 1483 transitions. [2018-04-13 02:23:32,332 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-13 02:23:32,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1483 transitions. [2018-04-13 02:23:32,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-04-13 02:23:32,333 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:32,333 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:32,333 INFO L408 AbstractCegarLoop]: === Iteration 76 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:32,333 INFO L82 PathProgramCache]: Analyzing trace with hash 654415890, now seen corresponding path program 1 times [2018-04-13 02:23:32,333 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:32,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:32,342 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:32,913 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:32,913 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:32,913 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-13 02:23:32,913 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:32,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:32,914 INFO L182 omatonBuilderFactory]: Interpolants [105089#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= (select |#valid| main_~list~0.base) 1)), 105088#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 105091#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 105090#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 105093#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 105092#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 105095#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base))), 105094#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 105097#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset))), 105096#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0)), 105099#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 105098#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.offset|)), 105101#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~inner~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 105100#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem18.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem18.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 105103#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))), 105102#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 105105#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 105104#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem26.base|) (+ main_~list~0.offset 4))) (= |main_#t~mem26.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 105107#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 105106#(and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 105109#(and (= main_~end~0.offset 0) (= main_~end~0.base 0)), 105108#(and (= 0 |main_#t~mem23.offset|) (= 0 |main_#t~mem23.base|)), 105081#false, 105080#true, 105083#(= main_~list~0.offset 0), 105082#(= 0 |main_#t~malloc0.offset|), 105085#(and (= main_~list~0.offset 0) (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base main_~list~0.base) (= (select |#valid| main_~end~0.base) 1)), 105084#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 105087#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 105086#(and (= main_~list~0.offset 0) (= main_~list~0.offset main_~end~0.offset) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)))] [2018-04-13 02:23:32,914 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:32,914 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-13 02:23:32,914 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-13 02:23:32,914 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=757, Unknown=0, NotChecked=0, Total=870 [2018-04-13 02:23:32,914 INFO L87 Difference]: Start difference. First operand 1317 states and 1483 transitions. Second operand 30 states. [2018-04-13 02:23:35,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:35,796 INFO L93 Difference]: Finished difference Result 1647 states and 1804 transitions. [2018-04-13 02:23:35,796 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2018-04-13 02:23:35,797 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 105 [2018-04-13 02:23:35,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:35,798 INFO L225 Difference]: With dead ends: 1647 [2018-04-13 02:23:35,798 INFO L226 Difference]: Without dead ends: 1647 [2018-04-13 02:23:35,799 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 107 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3651 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=1622, Invalid=10150, Unknown=0, NotChecked=0, Total=11772 [2018-04-13 02:23:35,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1647 states. [2018-04-13 02:23:35,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1647 to 1433. [2018-04-13 02:23:35,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1433 states. [2018-04-13 02:23:35,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1433 states and 1623 transitions. [2018-04-13 02:23:35,805 INFO L78 Accepts]: Start accepts. Automaton has 1433 states and 1623 transitions. Word has length 105 [2018-04-13 02:23:35,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:35,805 INFO L459 AbstractCegarLoop]: Abstraction has 1433 states and 1623 transitions. [2018-04-13 02:23:35,805 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-13 02:23:35,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1623 transitions. [2018-04-13 02:23:35,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-04-13 02:23:35,806 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:35,806 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:35,806 INFO L408 AbstractCegarLoop]: === Iteration 77 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:35,806 INFO L82 PathProgramCache]: Analyzing trace with hash -1494529860, now seen corresponding path program 3 times [2018-04-13 02:23:35,807 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:35,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:35,811 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:35,922 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:35,922 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:35,923 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-13 02:23:35,923 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:35,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:35,923 INFO L182 omatonBuilderFactory]: Interpolants [108353#(and (= main_~end~0.base main_~list~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 108352#(and (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base main_~list~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= |main_#t~malloc9.base| 0))), 108355#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| main_~list~0.base) 1)), 108354#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 108357#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 108356#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 108359#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0))), 108358#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base |main_#t~mem10.base|))), 108361#(and (= main_~list~0.base main_~end~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0))), 108360#(not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)), 108363#(not (= main_~end~0.base 0)), 108362#(not (= |main_#t~mem26.base| 0)), 108364#(not (= main_~list~0.base 0)), 108349#false, 108348#true, 108351#(and (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base main_~list~0.base) (= (select |#valid| main_~end~0.base) 1)), 108350#(= 1 (select |#valid| main_~list~0.base))] [2018-04-13 02:23:35,923 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:35,923 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-13 02:23:35,923 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-13 02:23:35,923 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=224, Unknown=0, NotChecked=0, Total=272 [2018-04-13 02:23:35,924 INFO L87 Difference]: Start difference. First operand 1433 states and 1623 transitions. Second operand 17 states. [2018-04-13 02:23:36,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:36,514 INFO L93 Difference]: Finished difference Result 2011 states and 2275 transitions. [2018-04-13 02:23:36,514 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-13 02:23:36,514 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 108 [2018-04-13 02:23:36,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:36,516 INFO L225 Difference]: With dead ends: 2011 [2018-04-13 02:23:36,516 INFO L226 Difference]: Without dead ends: 1998 [2018-04-13 02:23:36,516 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=157, Invalid=773, Unknown=0, NotChecked=0, Total=930 [2018-04-13 02:23:36,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1998 states. [2018-04-13 02:23:36,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1998 to 1617. [2018-04-13 02:23:36,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1617 states. [2018-04-13 02:23:36,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1617 states and 1822 transitions. [2018-04-13 02:23:36,524 INFO L78 Accepts]: Start accepts. Automaton has 1617 states and 1822 transitions. Word has length 108 [2018-04-13 02:23:36,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:36,524 INFO L459 AbstractCegarLoop]: Abstraction has 1617 states and 1822 transitions. [2018-04-13 02:23:36,524 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-13 02:23:36,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 1822 transitions. [2018-04-13 02:23:36,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-04-13 02:23:36,525 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:36,525 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:36,525 INFO L408 AbstractCegarLoop]: === Iteration 78 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:36,525 INFO L82 PathProgramCache]: Analyzing trace with hash -550958515, now seen corresponding path program 1 times [2018-04-13 02:23:36,526 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:36,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:36,536 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:36,723 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:23:36,723 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:36,723 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-13 02:23:36,723 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:36,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:36,724 INFO L182 omatonBuilderFactory]: Interpolants [112033#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 112032#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~malloc12.base| main_~end~0.base)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 112035#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 112034#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 112037#(not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)), 112036#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= |main_#t~mem14.base| main_~list~0.base))), 112039#(not (= |main_#t~mem22.base| 0)), 112038#(not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0)), 112040#(not (= main_~end~0.base 0)), 112021#true, 112023#(= 1 (select |#valid| main_~list~0.base)), 112022#false, 112025#(and (not (= |main_#t~malloc9.base| main_~end~0.base)) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= |main_#t~malloc9.base| 0))), 112024#(and (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base)), 112027#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 1 (select |#valid| main_~list~0.base)) (not (= |main_#t~mem10.base| main_~list~0.base))), 112026#(and (= main_~end~0.base main_~list~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0)) (= 1 (select |#valid| main_~end~0.base))), 112029#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 1 (select |#valid| main_~list~0.base)) (not (= |main_#t~malloc9.base| main_~list~0.base))), 112028#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 1 (select |#valid| main_~list~0.base))), 112031#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base))), 112030#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 1 (select |#valid| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base)))] [2018-04-13 02:23:36,724 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:23:36,724 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-13 02:23:36,724 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-13 02:23:36,724 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=320, Unknown=0, NotChecked=0, Total=380 [2018-04-13 02:23:36,724 INFO L87 Difference]: Start difference. First operand 1617 states and 1822 transitions. Second operand 20 states. [2018-04-13 02:23:37,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:37,388 INFO L93 Difference]: Finished difference Result 1602 states and 1785 transitions. [2018-04-13 02:23:37,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-13 02:23:37,388 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 108 [2018-04-13 02:23:37,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:37,389 INFO L225 Difference]: With dead ends: 1602 [2018-04-13 02:23:37,389 INFO L226 Difference]: Without dead ends: 1602 [2018-04-13 02:23:37,389 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 240 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=256, Invalid=1150, Unknown=0, NotChecked=0, Total=1406 [2018-04-13 02:23:37,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1602 states. [2018-04-13 02:23:37,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1602 to 1416. [2018-04-13 02:23:37,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1416 states. [2018-04-13 02:23:37,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1416 states and 1599 transitions. [2018-04-13 02:23:37,397 INFO L78 Accepts]: Start accepts. Automaton has 1416 states and 1599 transitions. Word has length 108 [2018-04-13 02:23:37,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:37,397 INFO L459 AbstractCegarLoop]: Abstraction has 1416 states and 1599 transitions. [2018-04-13 02:23:37,397 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-13 02:23:37,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1599 transitions. [2018-04-13 02:23:37,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-04-13 02:23:37,398 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:37,398 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:37,398 INFO L408 AbstractCegarLoop]: === Iteration 79 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:37,398 INFO L82 PathProgramCache]: Analyzing trace with hash 597903473, now seen corresponding path program 1 times [2018-04-13 02:23:37,398 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:37,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:37,410 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:38,541 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:38,541 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:38,541 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-13 02:23:38,541 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:38,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:38,542 INFO L182 omatonBuilderFactory]: Interpolants [115095#true, 115097#(= |main_#t~malloc0.offset| 0), 115096#false, 115099#(and (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset)), 115098#(= 0 main_~list~0.offset), 115101#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 115100#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 115103#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 115102#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 115105#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 115104#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= 0 main_~list~0.offset) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.offset main_~end~0.offset))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 115107#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem15.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 115106#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 115109#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 115108#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) |main_#t~short17|) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select |#valid| main_~list~0.base) 1)), 115111#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 115110#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 115113#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 115112#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 115115#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.base |main_#t~malloc12.base|)) (<= 0 main_~list~0.offset) (or (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~list~0.base |main_#t~malloc12.base|)) (<= main_~list~0.offset 0)), 115114#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 115117#(and (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= |main_#t~mem13.offset| 0) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (<= 0 main_~list~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 115116#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~list~0.offset) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 115119#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~mem14.base|)) (= |main_#t~mem14.offset| 0) (or (and (= |main_#t~mem14.base| main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (<= main_~list~0.offset 0) (< |main_#t~mem14.offset| (+ main_~list~0.offset 1))), 115118#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 115121#(and (or (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ (+ (+ 0 4) (- 4)) 4))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 115120#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)))), 115123#(and (or (= main_~end~0.base 0) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (= main_~end~0.offset 0)), 115122#(and (= 0 |main_#t~mem22.offset|) (or (= 0 |main_#t~mem22.base|) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ (+ (+ 0 4) (- 4)) 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))))), 115125#(and (= 0 |main_#t~mem18.base|) (= 0 |main_#t~mem18.offset|)), 115124#(and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 115126#(and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base))] [2018-04-13 02:23:38,542 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:38,542 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-13 02:23:38,542 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-13 02:23:38,542 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=871, Unknown=0, NotChecked=0, Total=992 [2018-04-13 02:23:38,542 INFO L87 Difference]: Start difference. First operand 1416 states and 1599 transitions. Second operand 32 states. [2018-04-13 02:23:39,902 WARN L151 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 76 DAG size of output 72 [2018-04-13 02:23:41,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:41,157 INFO L93 Difference]: Finished difference Result 1784 states and 2005 transitions. [2018-04-13 02:23:41,157 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2018-04-13 02:23:41,157 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 108 [2018-04-13 02:23:41,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:41,159 INFO L225 Difference]: With dead ends: 1784 [2018-04-13 02:23:41,159 INFO L226 Difference]: Without dead ends: 1784 [2018-04-13 02:23:41,160 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 4 SyntacticMatches, 4 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1667 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=782, Invalid=5224, Unknown=0, NotChecked=0, Total=6006 [2018-04-13 02:23:41,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1784 states. [2018-04-13 02:23:41,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1784 to 1497. [2018-04-13 02:23:41,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1497 states. [2018-04-13 02:23:41,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1497 states and 1686 transitions. [2018-04-13 02:23:41,171 INFO L78 Accepts]: Start accepts. Automaton has 1497 states and 1686 transitions. Word has length 108 [2018-04-13 02:23:41,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:41,172 INFO L459 AbstractCegarLoop]: Abstraction has 1497 states and 1686 transitions. [2018-04-13 02:23:41,172 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-13 02:23:41,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1686 transitions. [2018-04-13 02:23:41,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-04-13 02:23:41,173 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:41,173 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:41,173 INFO L408 AbstractCegarLoop]: === Iteration 80 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:41,173 INFO L82 PathProgramCache]: Analyzing trace with hash 221450065, now seen corresponding path program 2 times [2018-04-13 02:23:41,174 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:41,193 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:42,115 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:42,115 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:42,115 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-13 02:23:42,116 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:42,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:42,116 INFO L182 omatonBuilderFactory]: Interpolants [118529#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 118528#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (= 0 |main_#t~mem22.offset|))), 118531#(= 1 (select |#valid| |main_#t~mem18.base|)), 118530#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))), 118532#(= 1 (select |#valid| main_~inner~0.base)), 118501#false, 118500#true, 118503#(= main_~list~0.offset 0), 118502#(= |main_#t~malloc0.offset| 0), 118505#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 118504#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 118507#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 118506#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 118509#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 118508#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 118511#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))), 118510#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 118513#(and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 118512#(and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 118515#(and (or (and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base |main_#t~mem14.base|)) (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))), 118514#(and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 118517#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0))), 118516#(or (and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 118519#(and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)), 118518#(or (not |main_#t~short17|) (and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0))), 118521#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (or (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0)), 118520#(and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (or (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~list~0.base |main_#t~malloc9.base|))) (or (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (<= main_~list~0.offset 0)), 118523#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 118522#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (or (not (= main_~list~0.base |main_#t~mem10.base|)) (= main_~list~0.offset |main_#t~mem10.offset|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 118525#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 118524#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 118527#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 118526#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))] [2018-04-13 02:23:42,116 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:42,116 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-13 02:23:42,116 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-13 02:23:42,117 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=954, Unknown=0, NotChecked=0, Total=1056 [2018-04-13 02:23:42,117 INFO L87 Difference]: Start difference. First operand 1497 states and 1686 transitions. Second operand 33 states. [2018-04-13 02:23:46,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:46,020 INFO L93 Difference]: Finished difference Result 2112 states and 2366 transitions. [2018-04-13 02:23:46,020 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2018-04-13 02:23:46,020 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 108 [2018-04-13 02:23:46,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:46,021 INFO L225 Difference]: With dead ends: 2112 [2018-04-13 02:23:46,022 INFO L226 Difference]: Without dead ends: 2112 [2018-04-13 02:23:46,022 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 2 SyntacticMatches, 4 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2022 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=1007, Invalid=7003, Unknown=0, NotChecked=0, Total=8010 [2018-04-13 02:23:46,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2112 states. [2018-04-13 02:23:46,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2112 to 1627. [2018-04-13 02:23:46,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1627 states. [2018-04-13 02:23:46,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 1627 states and 1830 transitions. [2018-04-13 02:23:46,030 INFO L78 Accepts]: Start accepts. Automaton has 1627 states and 1830 transitions. Word has length 108 [2018-04-13 02:23:46,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:46,030 INFO L459 AbstractCegarLoop]: Abstraction has 1627 states and 1830 transitions. [2018-04-13 02:23:46,030 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-13 02:23:46,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 1830 transitions. [2018-04-13 02:23:46,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-04-13 02:23:46,031 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:46,031 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:46,031 INFO L408 AbstractCegarLoop]: === Iteration 81 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:46,031 INFO L82 PathProgramCache]: Analyzing trace with hash 221450066, now seen corresponding path program 1 times [2018-04-13 02:23:46,032 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:46,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:46,041 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:47,059 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:47,059 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:47,060 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-13 02:23:47,060 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:47,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:47,060 INFO L182 omatonBuilderFactory]: Interpolants [122387#false, 122386#true, 122389#(= main_~list~0.offset 0), 122388#(= |main_#t~malloc0.offset| 0), 122391#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 122390#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 122393#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 122392#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 122395#(and (not (= main_~end~0.base main_~list~0.base)) (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (< main_~end~0.offset (+ main_~list~0.offset 1))) (< main_~end~0.offset main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 122394#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 122397#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= (select |#valid| |main_#t~malloc12.base|) 1) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~malloc12.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 122396#(and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select |#valid| main_~list~0.base) 1)), 122399#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= |main_#t~mem13.base| main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~list~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (< main_~end~0.offset (+ main_~list~0.offset 1))), 122398#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (<= main_~list~0.offset main_~end~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 122401#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 122400#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base |main_#t~mem14.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (<= main_~list~0.offset main_~end~0.offset) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~list~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1))), 122403#(and (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 122402#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset |main_#t~malloc9.offset|) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 122405#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 122404#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= main_~list~0.offset |main_#t~mem10.offset|) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 122407#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 122406#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 122409#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 122408#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 122411#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 122410#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (= 0 |main_#t~mem22.offset|))), 122413#(and (= 8 (select |#length| |main_#t~mem18.base|)) (= 0 |main_#t~mem18.offset|)), 122412#(and (= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 122414#(and (= 8 (select |#length| main_~inner~0.base)) (= main_~inner~0.offset 0))] [2018-04-13 02:23:47,060 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:47,060 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-13 02:23:47,061 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-13 02:23:47,061 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=697, Unknown=0, NotChecked=0, Total=812 [2018-04-13 02:23:47,061 INFO L87 Difference]: Start difference. First operand 1627 states and 1830 transitions. Second operand 29 states. [2018-04-13 02:23:50,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:50,259 INFO L93 Difference]: Finished difference Result 1807 states and 2013 transitions. [2018-04-13 02:23:50,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2018-04-13 02:23:50,259 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 108 [2018-04-13 02:23:50,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:50,261 INFO L225 Difference]: With dead ends: 1807 [2018-04-13 02:23:50,261 INFO L226 Difference]: Without dead ends: 1807 [2018-04-13 02:23:50,261 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 6 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1676 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=879, Invalid=5127, Unknown=0, NotChecked=0, Total=6006 [2018-04-13 02:23:50,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1807 states. [2018-04-13 02:23:50,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1807 to 1627. [2018-04-13 02:23:50,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1627 states. [2018-04-13 02:23:50,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 1627 states and 1822 transitions. [2018-04-13 02:23:50,269 INFO L78 Accepts]: Start accepts. Automaton has 1627 states and 1822 transitions. Word has length 108 [2018-04-13 02:23:50,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:50,269 INFO L459 AbstractCegarLoop]: Abstraction has 1627 states and 1822 transitions. [2018-04-13 02:23:50,270 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-13 02:23:50,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 1822 transitions. [2018-04-13 02:23:50,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-04-13 02:23:50,271 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:50,271 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:50,271 INFO L408 AbstractCegarLoop]: === Iteration 82 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:50,271 INFO L82 PathProgramCache]: Analyzing trace with hash -1316904033, now seen corresponding path program 1 times [2018-04-13 02:23:50,272 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:50,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:50,277 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:50,533 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-04-13 02:23:50,533 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:50,533 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-13 02:23:50,533 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:50,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:50,533 INFO L182 omatonBuilderFactory]: Interpolants [125953#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not |main_#t~short7|))), 125952#(and (= 0 main_~list~0.offset) (= |main_#t~mem5.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1) (= |main_#t~mem5.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 125955#(and (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (= (select |#valid| main_~end~0.base) 1) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)))), 125954#(and (= 0 main_~list~0.offset) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0))) (= (select |#valid| main_~list~0.base) 1)), 125957#(and (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (or (not (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)) 0)))), 125956#(and (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)))), 125959#(and (not (= main_~end~0.base main_~list~0.base)) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)))), 125958#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)))), 125961#(and (= main_~list~0.base main_~end~0.base) (or (not (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)) 0)))), 125960#(or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0))), 125963#(or (not (= main_~end~0.offset 0)) (not (= main_~end~0.base 0))), 125962#(or (not (= |main_#t~mem23.offset| 0)) (not (= |main_#t~mem23.base| 0))), 125947#true, 125949#(= 0 |main_#t~malloc0.offset|), 125948#false, 125951#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 125950#(= 0 main_~list~0.offset)] [2018-04-13 02:23:50,534 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-04-13 02:23:50,534 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-13 02:23:50,534 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-13 02:23:50,534 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2018-04-13 02:23:50,534 INFO L87 Difference]: Start difference. First operand 1627 states and 1822 transitions. Second operand 17 states. [2018-04-13 02:23:51,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:51,274 INFO L93 Difference]: Finished difference Result 1668 states and 1859 transitions. [2018-04-13 02:23:51,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-13 02:23:51,275 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 110 [2018-04-13 02:23:51,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:51,276 INFO L225 Difference]: With dead ends: 1668 [2018-04-13 02:23:51,276 INFO L226 Difference]: Without dead ends: 1668 [2018-04-13 02:23:51,276 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 219 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=292, Invalid=1040, Unknown=0, NotChecked=0, Total=1332 [2018-04-13 02:23:51,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1668 states. [2018-04-13 02:23:51,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1668 to 1639. [2018-04-13 02:23:51,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1639 states. [2018-04-13 02:23:51,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 1639 states and 1834 transitions. [2018-04-13 02:23:51,282 INFO L78 Accepts]: Start accepts. Automaton has 1639 states and 1834 transitions. Word has length 110 [2018-04-13 02:23:51,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:51,283 INFO L459 AbstractCegarLoop]: Abstraction has 1639 states and 1834 transitions. [2018-04-13 02:23:51,283 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-13 02:23:51,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 1834 transitions. [2018-04-13 02:23:51,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-04-13 02:23:51,283 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:51,284 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:51,284 INFO L408 AbstractCegarLoop]: === Iteration 83 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:51,284 INFO L82 PathProgramCache]: Analyzing trace with hash -1056228351, now seen corresponding path program 3 times [2018-04-13 02:23:51,284 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:51,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:51,295 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:52,102 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:52,102 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:52,102 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2018-04-13 02:23:52,102 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:52,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:52,103 INFO L182 omatonBuilderFactory]: Interpolants [129311#true, 129313#(= |main_#t~malloc0.offset| 0), 129312#false, 129315#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 129314#(= main_~list~0.offset 0), 129317#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|))), 129316#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 129319#(and (= main_~list~0.offset 0) (= |main_#t~mem10.offset| 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 129318#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 129321#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 129320#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 129323#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#length| main_~end~0.base) 8) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 129322#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 129325#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 129324#(and (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= 0 |main_#t~mem10.offset|) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 129327#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= main_~list~0.offset |main_#t~malloc12.offset|)), 129326#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 129329#(and (or (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 129328#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 129331#(and (or (and (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (not (= (+ |main_#t~mem14.offset| 4) main_~list~0.offset)) (= |main_#t~mem14.base| main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (= main_~end~0.base |main_#t~mem14.base|)) (or (and (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))) (not (= main_~end~0.base |main_#t~mem14.base|)))), 129330#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 129333#(or (and (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= 0 |main_#t~mem15.base|) (= |main_#t~mem15.offset| 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 129332#(or (and (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 129335#(or (and (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 129334#(or (not |main_#t~short17|) (and (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 129337#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (<= (select |#length| |main_#t~mem22.base|) 8))), 129336#(or (and (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 8) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 129339#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (or (<= (select |#length| main_~end~0.base) 8) (<= main_~end~0.offset 0)) (not (= main_~end~0.offset 0)))), 129338#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (or (<= (select |#length| main_~end~0.base) 8) (<= main_~end~0.offset 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))))), 129341#(= 1 (select |#valid| |main_#t~mem22.base|)), 129340#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.offset 0)) (<= main_~end~0.offset 0))), 129342#(= 1 (select |#valid| main_~end~0.base))] [2018-04-13 02:23:52,103 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:52,103 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-13 02:23:52,103 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-13 02:23:52,103 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=887, Unknown=0, NotChecked=0, Total=992 [2018-04-13 02:23:52,103 INFO L87 Difference]: Start difference. First operand 1639 states and 1834 transitions. Second operand 32 states. [2018-04-13 02:23:55,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:55,161 INFO L93 Difference]: Finished difference Result 1937 states and 2166 transitions. [2018-04-13 02:23:55,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2018-04-13 02:23:55,161 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 110 [2018-04-13 02:23:55,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:55,162 INFO L225 Difference]: With dead ends: 1937 [2018-04-13 02:23:55,162 INFO L226 Difference]: Without dead ends: 1937 [2018-04-13 02:23:55,162 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1597 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=1016, Invalid=5464, Unknown=0, NotChecked=0, Total=6480 [2018-04-13 02:23:55,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1937 states. [2018-04-13 02:23:55,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1937 to 1706. [2018-04-13 02:23:55,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1706 states. [2018-04-13 02:23:55,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1706 states and 1907 transitions. [2018-04-13 02:23:55,169 INFO L78 Accepts]: Start accepts. Automaton has 1706 states and 1907 transitions. Word has length 110 [2018-04-13 02:23:55,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:55,170 INFO L459 AbstractCegarLoop]: Abstraction has 1706 states and 1907 transitions. [2018-04-13 02:23:55,170 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-13 02:23:55,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 1907 transitions. [2018-04-13 02:23:55,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-04-13 02:23:55,171 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:55,171 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:55,171 INFO L408 AbstractCegarLoop]: === Iteration 84 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:55,171 INFO L82 PathProgramCache]: Analyzing trace with hash -1056228350, now seen corresponding path program 3 times [2018-04-13 02:23:55,171 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:55,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:55,183 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:56,040 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:56,040 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:56,040 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-04-13 02:23:56,040 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:56,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:56,041 INFO L182 omatonBuilderFactory]: Interpolants [133086#(= |main_#t~malloc0.offset| 0), 133087#(= main_~list~0.offset 0), 133084#true, 133085#false, 133090#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|))), 133091#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 133088#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 133089#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 133094#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 133095#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 133092#(and (= main_~list~0.offset 0) (= |main_#t~mem10.offset| 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 133093#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 133098#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| main_~end~0.base))), 133099#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| main_~end~0.base))), 133096#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#length| main_~end~0.base) 8) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 133097#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= 8 (select |#length| |main_#t~mem10.base|)) (= 0 |main_#t~mem10.offset|) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 133102#(and (or (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= |main_#t~mem13.offset| main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| main_~end~0.base)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 133103#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (<= main_~list~0.offset 0) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| main_~end~0.base))))), 133100#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= 8 (select |#length| main_~end~0.base)) (= main_~list~0.offset |main_#t~malloc12.offset|)), 133101#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| main_~end~0.base))), 133106#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 133107#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 8) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))))), 133104#(and (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (not (= (+ |main_#t~mem14.offset| 4) main_~list~0.offset)) (= |main_#t~mem14.base| main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| main_~end~0.base))))), 133105#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| main_~end~0.base))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 133110#(and (or (<= (select |#length| main_~end~0.base) 8) (<= main_~end~0.offset 0)) (or (not (= main_~end~0.offset 0)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 133111#(and (<= main_~end~0.offset 0) (or (not (= main_~end~0.offset 0)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 133108#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (<= (select |#length| |main_#t~mem22.base|) 8) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|))), 133109#(or (and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)))) (not (= main_~end~0.offset 0))) (or (<= (select |#length| main_~end~0.base) 8) (<= main_~end~0.offset 0))) (and (= main_~end~0.offset 0) (= main_~end~0.base 0))), 133112#(and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|)), 133113#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base)))] [2018-04-13 02:23:56,041 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:56,041 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-13 02:23:56,041 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-13 02:23:56,041 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=758, Unknown=0, NotChecked=0, Total=870 [2018-04-13 02:23:56,041 INFO L87 Difference]: Start difference. First operand 1706 states and 1907 transitions. Second operand 30 states. [2018-04-13 02:23:58,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:23:58,805 INFO L93 Difference]: Finished difference Result 1967 states and 2196 transitions. [2018-04-13 02:23:58,805 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-04-13 02:23:58,805 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 110 [2018-04-13 02:23:58,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:23:58,806 INFO L225 Difference]: With dead ends: 1967 [2018-04-13 02:23:58,806 INFO L226 Difference]: Without dead ends: 1967 [2018-04-13 02:23:58,806 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1082 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=683, Invalid=3873, Unknown=0, NotChecked=0, Total=4556 [2018-04-13 02:23:58,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1967 states. [2018-04-13 02:23:58,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1967 to 1729. [2018-04-13 02:23:58,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1729 states. [2018-04-13 02:23:58,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1729 states and 1935 transitions. [2018-04-13 02:23:58,815 INFO L78 Accepts]: Start accepts. Automaton has 1729 states and 1935 transitions. Word has length 110 [2018-04-13 02:23:58,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:23:58,815 INFO L459 AbstractCegarLoop]: Abstraction has 1729 states and 1935 transitions. [2018-04-13 02:23:58,815 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-13 02:23:58,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 1935 transitions. [2018-04-13 02:23:58,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-04-13 02:23:58,816 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:23:58,816 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:23:58,816 INFO L408 AbstractCegarLoop]: === Iteration 85 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:23:58,816 INFO L82 PathProgramCache]: Analyzing trace with hash -514502358, now seen corresponding path program 1 times [2018-04-13 02:23:58,817 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:23:58,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:23:58,837 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:23:59,536 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:59,536 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:23:59,536 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-13 02:23:59,536 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:23:59,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:59,537 INFO L182 omatonBuilderFactory]: Interpolants [136898#(and (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 136899#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 136896#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 136897#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (not (= 0 |main_#t~malloc12.base|)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 |main_#t~malloc12.offset|) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~list~0.base |main_#t~malloc12.base|))), 136902#(and (= main_~list~0.offset 0) (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))))), 136903#(and (= main_~list~0.offset 0) (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= 0 |main_#t~mem15.base|) (= |main_#t~mem15.offset| 0)))), 136900#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 136901#(and (= main_~list~0.offset 0) (or (and (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= main_~end~0.base |main_#t~mem14.base|)) (or (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.offset |main_#t~mem14.offset|))), 136906#(and (= main_~list~0.offset main_~end~0.offset) (= main_~list~0.offset 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ main_~list~0.offset 4)))) (= main_~list~0.base main_~end~0.base)), 136907#(and (= main_~list~0.offset 0) (not (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.offset|)), 136904#(and (= main_~list~0.offset 0) (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not |main_#t~short17|))), 136905#(and (= main_~list~0.offset 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))), 136910#(and (= main_~list~0.offset 0) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (< main_~end~0.offset (+ main_~list~0.offset 1))) (or (not (= 0 |main_#t~mem18.base|)) (not (= main_~list~0.offset main_~end~0.offset)))), 136911#(and (= main_~list~0.offset 0) (or (not (= main_~list~0.offset main_~end~0.offset)) (not (= 0 main_~inner~0.base))) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (< main_~end~0.offset (+ main_~list~0.offset 1)))), 136908#(and (= main_~list~0.offset 0) (or (not (= main_~list~0.offset main_~end~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))))) (or (< main_~end~0.offset (+ main_~list~0.offset 1)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 136909#(and (= main_~list~0.offset 0) (or (not (= main_~list~0.offset main_~end~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))))) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (< main_~end~0.offset (+ main_~list~0.offset 1)))), 136914#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (= |main_#t~mem26.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 136915#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 136912#(and (= main_~list~0.offset 0) (or (and (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.offset main_~end~0.offset))) (< main_~end~0.offset main_~list~0.offset))), 136913#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0))), 136916#(not (= main_~end~0.offset 0)), 136917#(not (= main_~list~0.offset 0)), 136886#true, 136887#false, 136890#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 136891#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 136888#(= 0 |main_#t~malloc0.offset|), 136889#(= main_~list~0.offset 0), 136894#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 136895#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 136892#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 136893#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))] [2018-04-13 02:23:59,537 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:23:59,537 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-13 02:23:59,537 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-13 02:23:59,537 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=132, Invalid=860, Unknown=0, NotChecked=0, Total=992 [2018-04-13 02:23:59,537 INFO L87 Difference]: Start difference. First operand 1729 states and 1935 transitions. Second operand 32 states. [2018-04-13 02:24:01,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:24:01,613 INFO L93 Difference]: Finished difference Result 1961 states and 2172 transitions. [2018-04-13 02:24:01,613 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2018-04-13 02:24:01,613 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 110 [2018-04-13 02:24:01,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:24:01,614 INFO L225 Difference]: With dead ends: 1961 [2018-04-13 02:24:01,614 INFO L226 Difference]: Without dead ends: 1935 [2018-04-13 02:24:01,614 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1283 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=767, Invalid=4489, Unknown=0, NotChecked=0, Total=5256 [2018-04-13 02:24:01,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1935 states. [2018-04-13 02:24:01,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1935 to 1823. [2018-04-13 02:24:01,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1823 states. [2018-04-13 02:24:01,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1823 states to 1823 states and 2032 transitions. [2018-04-13 02:24:01,625 INFO L78 Accepts]: Start accepts. Automaton has 1823 states and 2032 transitions. Word has length 110 [2018-04-13 02:24:01,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:24:01,625 INFO L459 AbstractCegarLoop]: Abstraction has 1823 states and 2032 transitions. [2018-04-13 02:24:01,625 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-13 02:24:01,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 2032 transitions. [2018-04-13 02:24:01,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-04-13 02:24:01,626 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:24:01,626 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:24:01,626 INFO L408 AbstractCegarLoop]: === Iteration 86 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:24:01,626 INFO L82 PathProgramCache]: Analyzing trace with hash -2050700575, now seen corresponding path program 4 times [2018-04-13 02:24:01,627 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:24:01,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:24:01,642 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:24:02,496 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:02,497 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:24:02,497 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-13 02:24:02,497 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:24:02,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:02,497 INFO L182 omatonBuilderFactory]: Interpolants [140802#(and (= main_~end~0.offset 0) (or (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 8 (select |#length| main_~end~0.base))), 140803#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (not (= main_~list~0.base |main_#t~mem10.base|)) (= main_~list~0.offset |main_#t~mem10.offset|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 140800#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 140801#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (or (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~list~0.base |main_#t~malloc9.base|))) (= 8 (select |#length| main_~end~0.base))), 140806#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 140807#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 140804#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 140805#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 140810#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (or (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))))), 140811#(or (and (not (= main_~end~0.offset 0)) (= 8 (select |#length| main_~end~0.base))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 140808#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))))), 140809#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= 8 (select |#length| |main_#t~mem22.base|)))), 140814#(= 1 (select |#valid| main_~end~0.base)), 140812#(or (and (not (= main_~end~0.offset 0)) (= (select |#length| main_~end~0.base) 8) (<= main_~end~0.offset 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 140813#(= 1 (select |#valid| |main_#t~mem22.base|)), 140786#(= |main_#t~malloc0.offset| 0), 140787#(= main_~list~0.offset 0), 140784#true, 140785#false, 140790#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|))), 140791#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 140788#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 140789#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 140794#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 140795#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= 8 (select |#length| main_~end~0.base))), 140792#(and (= main_~list~0.offset 0) (= |main_#t~mem10.offset| 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 140793#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 140798#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base))), 140799#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 140796#(and (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base))), 140797#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 8 (select |#length| main_~end~0.base)))] [2018-04-13 02:24:02,497 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:02,497 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-13 02:24:02,498 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-13 02:24:02,498 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=828, Unknown=0, NotChecked=0, Total=930 [2018-04-13 02:24:02,498 INFO L87 Difference]: Start difference. First operand 1823 states and 2032 transitions. Second operand 31 states. [2018-04-13 02:24:04,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:24:04,705 INFO L93 Difference]: Finished difference Result 1903 states and 2104 transitions. [2018-04-13 02:24:04,705 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2018-04-13 02:24:04,705 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 110 [2018-04-13 02:24:04,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:24:04,706 INFO L225 Difference]: With dead ends: 1903 [2018-04-13 02:24:04,706 INFO L226 Difference]: Without dead ends: 1903 [2018-04-13 02:24:04,707 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1461 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=840, Invalid=5012, Unknown=0, NotChecked=0, Total=5852 [2018-04-13 02:24:04,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1903 states. [2018-04-13 02:24:04,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1903 to 1827. [2018-04-13 02:24:04,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1827 states. [2018-04-13 02:24:04,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 1827 states and 2040 transitions. [2018-04-13 02:24:04,715 INFO L78 Accepts]: Start accepts. Automaton has 1827 states and 2040 transitions. Word has length 110 [2018-04-13 02:24:04,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:24:04,715 INFO L459 AbstractCegarLoop]: Abstraction has 1827 states and 2040 transitions. [2018-04-13 02:24:04,715 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-13 02:24:04,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 2040 transitions. [2018-04-13 02:24:04,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-04-13 02:24:04,716 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:24:04,716 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:24:04,716 INFO L408 AbstractCegarLoop]: === Iteration 87 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:24:04,717 INFO L82 PathProgramCache]: Analyzing trace with hash -2050700574, now seen corresponding path program 4 times [2018-04-13 02:24:04,717 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:24:04,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:24:04,727 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:24:05,512 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:05,513 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:24:05,513 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2018-04-13 02:24:05,513 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:24:05,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:05,513 INFO L182 omatonBuilderFactory]: Interpolants [144642#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~list~0.base) 1)), 144643#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|))), 144640#(= main_~list~0.offset 0), 144641#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 144646#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 144647#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 144644#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 144645#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 144650#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 8 (select |#length| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 144651#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| main_~end~0.base))), 144648#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= 8 (select |#length| main_~end~0.base))), 144649#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| main_~end~0.base))), 144654#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~end~0.base)))), 144655#(or (not |main_#t~short17|) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~end~0.base)))), 144652#(and (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1)) (or (= main_~end~0.base |main_#t~mem14.base|) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~end~0.base))))), 144653#(or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~end~0.base))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 144658#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (or (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (= 8 (select |#length| main_~end~0.base))), 144659#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (not (= main_~list~0.base |main_#t~mem10.base|)) (= main_~list~0.offset |main_#t~mem10.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 144656#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 144657#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (or (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~list~0.base |main_#t~malloc9.base|))) (= 8 (select |#length| |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 144662#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 144663#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 144660#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)) (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 144661#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 144666#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (not (= 0 main_~end~0.offset))) (= 8 (select |#length| main_~end~0.base)))), 144667#(and (or (not (= main_~end~0.offset 0)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 8 (select |#length| main_~end~0.base))), 144664#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))))), 144665#(or (and (or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)))) (not (= 0 |main_#t~mem22.offset|))) (= 8 (select |#length| |main_#t~mem22.base|))) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|))), 144670#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 144668#(and (<= main_~end~0.offset 0) (or (not (= main_~end~0.offset 0)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 8 (select |#length| main_~end~0.base))), 144669#(and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|)), 144638#false, 144639#(= |main_#t~malloc0.offset| 0), 144637#true] [2018-04-13 02:24:05,513 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:05,513 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-13 02:24:05,514 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-13 02:24:05,514 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=993, Unknown=0, NotChecked=0, Total=1122 [2018-04-13 02:24:05,514 INFO L87 Difference]: Start difference. First operand 1827 states and 2040 transitions. Second operand 34 states. [2018-04-13 02:24:08,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:24:08,851 INFO L93 Difference]: Finished difference Result 2033 states and 2253 transitions. [2018-04-13 02:24:08,852 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2018-04-13 02:24:08,852 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 110 [2018-04-13 02:24:08,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:24:08,853 INFO L225 Difference]: With dead ends: 2033 [2018-04-13 02:24:08,853 INFO L226 Difference]: Without dead ends: 2033 [2018-04-13 02:24:08,853 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1884 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=1031, Invalid=6109, Unknown=0, NotChecked=0, Total=7140 [2018-04-13 02:24:08,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2033 states. [2018-04-13 02:24:08,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2033 to 1857. [2018-04-13 02:24:08,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1857 states. [2018-04-13 02:24:08,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 1857 states and 2076 transitions. [2018-04-13 02:24:08,861 INFO L78 Accepts]: Start accepts. Automaton has 1857 states and 2076 transitions. Word has length 110 [2018-04-13 02:24:08,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:24:08,861 INFO L459 AbstractCegarLoop]: Abstraction has 1857 states and 2076 transitions. [2018-04-13 02:24:08,862 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-13 02:24:08,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 2076 transitions. [2018-04-13 02:24:08,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-04-13 02:24:08,863 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:24:08,863 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:24:08,863 INFO L408 AbstractCegarLoop]: === Iteration 88 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:24:08,863 INFO L82 PathProgramCache]: Analyzing trace with hash -1302189972, now seen corresponding path program 1 times [2018-04-13 02:24:08,863 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:24:08,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:24:08,869 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:24:08,935 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-04-13 02:24:08,936 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 02:24:08,936 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-04-13 02:24:08,936 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:24:08,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:08,936 INFO L182 omatonBuilderFactory]: Interpolants [148672#|main_#t~short17|, 148663#true, 148666#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= 0 |main_#t~malloc12.base|))), 148667#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 148664#false, 148665#(= (select |#valid| main_~end~0.base) 1), 148670#(not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))), 148671#(not (= 0 |main_#t~mem15.base|)), 148668#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 148669#(and (not (= main_~end~0.base |main_#t~mem14.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))] [2018-04-13 02:24:08,936 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-04-13 02:24:08,936 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-13 02:24:08,937 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-13 02:24:08,937 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2018-04-13 02:24:08,937 INFO L87 Difference]: Start difference. First operand 1857 states and 2076 transitions. Second operand 10 states. [2018-04-13 02:24:09,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:24:09,097 INFO L93 Difference]: Finished difference Result 1663 states and 1858 transitions. [2018-04-13 02:24:09,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-13 02:24:09,097 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2018-04-13 02:24:09,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:24:09,099 INFO L225 Difference]: With dead ends: 1663 [2018-04-13 02:24:09,099 INFO L226 Difference]: Without dead ends: 1663 [2018-04-13 02:24:09,099 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2018-04-13 02:24:09,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1663 states. [2018-04-13 02:24:09,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1663 to 1643. [2018-04-13 02:24:09,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1643 states. [2018-04-13 02:24:09,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1643 states and 1836 transitions. [2018-04-13 02:24:09,106 INFO L78 Accepts]: Start accepts. Automaton has 1643 states and 1836 transitions. Word has length 110 [2018-04-13 02:24:09,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:24:09,106 INFO L459 AbstractCegarLoop]: Abstraction has 1643 states and 1836 transitions. [2018-04-13 02:24:09,106 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-13 02:24:09,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 1836 transitions. [2018-04-13 02:24:09,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-04-13 02:24:09,107 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:24:09,107 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:24:09,107 INFO L408 AbstractCegarLoop]: === Iteration 89 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:24:09,107 INFO L82 PathProgramCache]: Analyzing trace with hash -1275146405, now seen corresponding path program 1 times [2018-04-13 02:24:09,107 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:24:09,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:24:09,114 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:24:09,649 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:24:09,650 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:24:09,650 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-04-13 02:24:09,650 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:24:09,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:09,650 INFO L182 omatonBuilderFactory]: Interpolants [152002#(and (or (not (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|)), 152003#(and (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 152000#(and (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base main_~list~0.base) (or (and (= 0 |main_#t~malloc9.offset|) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not (= main_~end~0.base |main_#t~malloc9.base|))), 152001#(and (= main_~list~0.offset main_~end~0.offset) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))))) (= main_~end~0.base main_~list~0.base) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 152006#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset))) (= main_~end~0.base main_~list~0.base) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)))), 152007#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 |main_#t~mem23.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem23.base|))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 152004#(and (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 152005#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 152010#(and (or (= 1 (select |#valid| |main_#t~mem26.base|)) (and (= 0 |main_#t~mem26.base|) (= 0 |main_#t~mem26.offset|))) (not (= main_~list~0.base |main_#t~mem26.base|))), 152011#(or (and (= 0 main_~end~0.base) (not (= main_~list~0.base main_~end~0.base)) (= 0 main_~end~0.offset)) (and (not (= main_~list~0.base main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base)))), 152008#(or (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 152009#(and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 152014#(= 1 (select |#valid| main_~list~0.base)), 152012#(or (and (= 0 main_~end~0.base) (= 0 main_~end~0.offset)) (= 1 (select |#valid| main_~end~0.base))), 152013#(or (= 1 (select |#valid| main_~list~0.base)) (and (= 0 main_~list~0.offset) (= 0 main_~list~0.base))), 151994#(= 0 |main_#t~malloc0.offset|), 151995#(= 0 main_~list~0.offset), 151992#true, 151993#false, 151998#(and (= 0 main_~list~0.offset) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 151999#(and (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base main_~list~0.base) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1)), 151996#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 151997#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))] [2018-04-13 02:24:09,650 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:24:09,650 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-13 02:24:09,651 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-13 02:24:09,651 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=436, Unknown=0, NotChecked=0, Total=506 [2018-04-13 02:24:09,651 INFO L87 Difference]: Start difference. First operand 1643 states and 1836 transitions. Second operand 23 states. [2018-04-13 02:24:10,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:24:10,874 INFO L93 Difference]: Finished difference Result 1696 states and 1877 transitions. [2018-04-13 02:24:10,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-13 02:24:10,874 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 113 [2018-04-13 02:24:10,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:24:10,875 INFO L225 Difference]: With dead ends: 1696 [2018-04-13 02:24:10,875 INFO L226 Difference]: Without dead ends: 1696 [2018-04-13 02:24:10,875 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 621 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=555, Invalid=2201, Unknown=0, NotChecked=0, Total=2756 [2018-04-13 02:24:10,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1696 states. [2018-04-13 02:24:10,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1696 to 1658. [2018-04-13 02:24:10,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1658 states. [2018-04-13 02:24:10,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 1658 states and 1851 transitions. [2018-04-13 02:24:10,882 INFO L78 Accepts]: Start accepts. Automaton has 1658 states and 1851 transitions. Word has length 113 [2018-04-13 02:24:10,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:24:10,882 INFO L459 AbstractCegarLoop]: Abstraction has 1658 states and 1851 transitions. [2018-04-13 02:24:10,882 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-13 02:24:10,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 1851 transitions. [2018-04-13 02:24:10,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-04-13 02:24:10,883 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:24:10,883 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:24:10,883 INFO L408 AbstractCegarLoop]: === Iteration 90 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:24:10,884 INFO L82 PathProgramCache]: Analyzing trace with hash -1430689469, now seen corresponding path program 2 times [2018-04-13 02:24:10,884 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:24:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:24:10,902 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:24:11,795 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:11,795 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:24:11,795 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-13 02:24:11,795 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:24:11,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:11,795 INFO L182 omatonBuilderFactory]: Interpolants [155458#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (= 0 |main_#t~mem22.offset|)), 155459#(and (= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 155456#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 155457#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 155460#(= 1 (select |#valid| |main_#t~mem18.base|)), 155461#(= 1 (select |#valid| main_~inner~0.base)), 155430#false, 155431#(= 0 |main_#t~malloc0.offset|), 155429#true, 155434#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 155435#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 155432#(= main_~list~0.offset 0), 155433#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 155438#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 155439#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 155436#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 155437#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 155442#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset main_~end~0.offset) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 155443#(and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 155440#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|))), 155441#(and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 155446#(and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (or (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc9.base|))), 155447#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (not (= (select |#valid| main_~end~0.base) 0))), 155444#(and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base |main_#t~mem14.base|)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 155445#(and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 155450#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0) (not (= (select |#valid| main_~end~0.base) 0))), 155451#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))), 155448#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (or (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 155449#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0)), 155454#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)), 155455#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 155452#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)), 155453#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))] [2018-04-13 02:24:11,796 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:11,796 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-13 02:24:11,796 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-13 02:24:11,796 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=925, Unknown=0, NotChecked=0, Total=1056 [2018-04-13 02:24:11,796 INFO L87 Difference]: Start difference. First operand 1658 states and 1851 transitions. Second operand 33 states. [2018-04-13 02:24:14,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:24:14,114 INFO L93 Difference]: Finished difference Result 2000 states and 2233 transitions. [2018-04-13 02:24:14,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-04-13 02:24:14,115 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 113 [2018-04-13 02:24:14,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:24:14,116 INFO L225 Difference]: With dead ends: 2000 [2018-04-13 02:24:14,116 INFO L226 Difference]: Without dead ends: 2000 [2018-04-13 02:24:14,116 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 3 SyntacticMatches, 5 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1196 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=708, Invalid=4404, Unknown=0, NotChecked=0, Total=5112 [2018-04-13 02:24:14,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2000 states. [2018-04-13 02:24:14,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2000 to 1658. [2018-04-13 02:24:14,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1658 states. [2018-04-13 02:24:14,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 1658 states and 1850 transitions. [2018-04-13 02:24:14,123 INFO L78 Accepts]: Start accepts. Automaton has 1658 states and 1850 transitions. Word has length 113 [2018-04-13 02:24:14,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:24:14,123 INFO L459 AbstractCegarLoop]: Abstraction has 1658 states and 1850 transitions. [2018-04-13 02:24:14,123 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-13 02:24:14,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 1850 transitions. [2018-04-13 02:24:14,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-04-13 02:24:14,124 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:24:14,124 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:24:14,124 INFO L408 AbstractCegarLoop]: === Iteration 91 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:24:14,124 INFO L82 PathProgramCache]: Analyzing trace with hash -1430689468, now seen corresponding path program 2 times [2018-04-13 02:24:14,125 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:24:14,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:24:14,152 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:24:15,636 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:15,637 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:24:15,637 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-04-13 02:24:15,637 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:24:15,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:15,637 INFO L182 omatonBuilderFactory]: Interpolants [159234#(and (= 8 (select |#length| main_~inner~0.base)) (= 0 main_~inner~0.offset)), 159232#(and (= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 159233#(and (= 8 (select |#length| |main_#t~mem18.base|)) (= 0 |main_#t~mem18.offset|)), 159198#true, 159199#false, 159202#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 159203#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 159200#(= |main_#t~malloc0.offset| 0), 159201#(= main_~list~0.offset 0), 159206#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 159207#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 159204#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 159205#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 159210#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset main_~end~0.offset) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (< main_~end~0.offset (+ main_~list~0.offset 1))), 159211#(and (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= |main_#t~mem13.base| main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (< main_~end~0.offset (+ main_~list~0.offset 1))), 159208#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= 0 main_~end~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1))), 159209#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~malloc12.base|)) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))), 159214#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 159215#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 159212#(and (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (< main_~end~0.offset (+ main_~list~0.offset 1))), 159213#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base |main_#t~mem14.base|)) (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))), 159218#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset |main_#t~malloc9.offset|) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (= |main_#t~malloc9.base| main_~list~0.base) (not (= (select |#valid| main_~list~0.base) 0))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 159219#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= main_~list~0.offset main_~end~0.offset) (or (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base) (not (= (select |#valid| main_~list~0.base) 0))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= (select |#valid| main_~end~0.base) 0))), 159216#(or (not |main_#t~short17|) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 159217#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 159222#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= (select |#valid| main_~end~0.base) 1)), 159223#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))))), 159220#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (or (not (= (select |#valid| main_~list~0.base) 0)) (= |main_#t~mem10.base| main_~list~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (= main_~list~0.offset |main_#t~mem10.offset|) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 159221#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 159226#(and (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 159227#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 159224#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)))), 159225#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 159230#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (= 0 |main_#t~mem22.offset|))), 159231#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 159228#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 159229#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))] [2018-04-13 02:24:15,637 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:15,638 INFO L442 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-04-13 02:24:15,638 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-04-13 02:24:15,638 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=1164, Unknown=0, NotChecked=0, Total=1332 [2018-04-13 02:24:15,638 INFO L87 Difference]: Start difference. First operand 1658 states and 1850 transitions. Second operand 37 states. [2018-04-13 02:24:16,676 WARN L151 SmtUtils]: Spent 105ms on a formula simplification. DAG size of input: 57 DAG size of output 55 [2018-04-13 02:24:20,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:24:20,533 INFO L93 Difference]: Finished difference Result 2077 states and 2313 transitions. [2018-04-13 02:24:20,534 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2018-04-13 02:24:20,534 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 113 [2018-04-13 02:24:20,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:24:20,535 INFO L225 Difference]: With dead ends: 2077 [2018-04-13 02:24:20,535 INFO L226 Difference]: Without dead ends: 2077 [2018-04-13 02:24:20,535 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 3 SyntacticMatches, 6 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2817 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=1224, Invalid=8282, Unknown=0, NotChecked=0, Total=9506 [2018-04-13 02:24:20,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2077 states. [2018-04-13 02:24:20,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2077 to 1658. [2018-04-13 02:24:20,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1658 states. [2018-04-13 02:24:20,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 1658 states and 1847 transitions. [2018-04-13 02:24:20,543 INFO L78 Accepts]: Start accepts. Automaton has 1658 states and 1847 transitions. Word has length 113 [2018-04-13 02:24:20,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:24:20,544 INFO L459 AbstractCegarLoop]: Abstraction has 1658 states and 1847 transitions. [2018-04-13 02:24:20,544 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-04-13 02:24:20,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 1847 transitions. [2018-04-13 02:24:20,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-04-13 02:24:20,544 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:24:20,545 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:24:20,545 INFO L408 AbstractCegarLoop]: === Iteration 92 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:24:20,545 INFO L82 PathProgramCache]: Analyzing trace with hash 1265572459, now seen corresponding path program 3 times [2018-04-13 02:24:20,545 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:24:20,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:24:20,551 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:24:21,118 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:21,118 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:24:21,118 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-13 02:24:21,118 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:24:21,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:21,118 INFO L182 omatonBuilderFactory]: Interpolants [163094#(= 0 |main_#t~malloc0.offset|), 163095#(= main_~list~0.offset 0), 163092#true, 163093#false, 163098#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 163099#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0)), 163096#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 163097#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 163102#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 163103#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 163100#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 163101#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 163106#(and (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (or (and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset)) (not (= main_~list~0.offset main_~end~0.offset)))), 163107#(and (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 163104#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 163105#(and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 163110#(and (or |main_#t~short17| (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (<= main_~list~0.offset main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1))), 163111#(and (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 163108#(and (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 163109#(and (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem15.base|) (<= main_~list~0.offset main_~end~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem15.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 163114#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4)))), 163115#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 163112#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 163113#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4)))), 163118#(and (= 0 |main_#t~mem18.base|) (= 0 |main_#t~mem18.offset|)), 163119#(and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base)), 163116#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))) (= 0 |main_#t~mem22.offset|)), 163117#(and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))] [2018-04-13 02:24:21,118 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:21,119 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-13 02:24:21,119 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-13 02:24:21,119 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=674, Unknown=0, NotChecked=0, Total=756 [2018-04-13 02:24:21,119 INFO L87 Difference]: Start difference. First operand 1658 states and 1847 transitions. Second operand 28 states. [2018-04-13 02:24:22,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:24:22,891 INFO L93 Difference]: Finished difference Result 1829 states and 2031 transitions. [2018-04-13 02:24:22,891 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-04-13 02:24:22,891 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 114 [2018-04-13 02:24:22,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:24:22,892 INFO L225 Difference]: With dead ends: 1829 [2018-04-13 02:24:22,892 INFO L226 Difference]: Without dead ends: 1829 [2018-04-13 02:24:22,892 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 4 SyntacticMatches, 4 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 754 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=467, Invalid=2955, Unknown=0, NotChecked=0, Total=3422 [2018-04-13 02:24:22,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1829 states. [2018-04-13 02:24:22,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1829 to 1676. [2018-04-13 02:24:22,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1676 states. [2018-04-13 02:24:22,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1676 states and 1867 transitions. [2018-04-13 02:24:22,898 INFO L78 Accepts]: Start accepts. Automaton has 1676 states and 1867 transitions. Word has length 114 [2018-04-13 02:24:22,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:24:22,898 INFO L459 AbstractCegarLoop]: Abstraction has 1676 states and 1867 transitions. [2018-04-13 02:24:22,898 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-13 02:24:22,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 1867 transitions. [2018-04-13 02:24:22,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-04-13 02:24:22,899 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:24:22,899 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:24:22,899 INFO L408 AbstractCegarLoop]: === Iteration 93 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:24:22,900 INFO L82 PathProgramCache]: Analyzing trace with hash -618893229, now seen corresponding path program 3 times [2018-04-13 02:24:22,900 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:24:22,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:24:22,915 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:24:23,956 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:23,956 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:24:23,956 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [37] total 37 [2018-04-13 02:24:23,956 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:24:23,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:23,957 INFO L182 omatonBuilderFactory]: Interpolants [166722#(or (and (not (= main_~end~0.offset 0)) (= (select |#length| main_~end~0.base) 8) (<= main_~end~0.offset 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 166723#(= 1 (select |#valid| |main_#t~mem22.base|)), 166720#(or (and (= 8 (select |#length| main_~end~0.base)) (not (= 0 main_~end~0.offset))) (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 166721#(or (and (not (= main_~end~0.offset 0)) (= 8 (select |#length| main_~end~0.base))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 166724#(= 1 (select |#valid| main_~end~0.base)), 166687#true, 166690#(= main_~list~0.offset 0), 166691#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 166688#false, 166689#(= |main_#t~malloc0.offset| 0), 166694#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 166695#(and (= main_~list~0.offset 0) (= |main_#t~mem10.offset| 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 166692#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 166693#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|))), 166698#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= 8 (select |#length| main_~end~0.base))), 166699#(and (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base))), 166696#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 166697#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 166702#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 166703#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 166700#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 8 (select |#length| main_~end~0.base))), 166701#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base))), 166706#(and (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= 0 |main_#t~mem10.offset|) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 166707#(and (= main_~end~0.offset 0) (or (and (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)))), 166704#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 166705#(and (= main_~list~0.offset 0) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 8 (select |#length| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 166710#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 166711#(and (<= main_~end~0.offset 0) (or (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 166708#(and (= main_~end~0.offset 0) (= (select |#valid| main_~end~0.base) 1) (or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 166709#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (= main_~list~0.base |main_#t~malloc12.base|) (= main_~list~0.offset |main_#t~malloc12.offset|)) (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~malloc12.base|))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 |main_#t~malloc12.offset|) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset)), 166714#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 166715#(or (and (= 0 |main_#t~mem15.base|) (= |main_#t~mem15.offset| 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 166712#(and (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 166713#(and (= |main_#t~mem14.offset| 0) (or (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.offset |main_#t~mem14.offset|)) (or (and (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base |main_#t~mem14.base|))), 166718#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))))), 166719#(or (and (= 8 (select |#length| |main_#t~mem22.base|)) (not (= 0 |main_#t~mem22.offset|))) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)))), 166716#(or (not |main_#t~short17|) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 166717#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))))] [2018-04-13 02:24:23,957 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:23,957 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-13 02:24:23,957 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-13 02:24:23,957 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=1272, Unknown=0, NotChecked=0, Total=1406 [2018-04-13 02:24:23,957 INFO L87 Difference]: Start difference. First operand 1676 states and 1867 transitions. Second operand 38 states. [2018-04-13 02:24:25,838 WARN L151 SmtUtils]: Spent 106ms on a formula simplification. DAG size of input: 83 DAG size of output 71 [2018-04-13 02:24:26,024 WARN L151 SmtUtils]: Spent 143ms on a formula simplification. DAG size of input: 99 DAG size of output 86 [2018-04-13 02:24:27,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:24:27,750 INFO L93 Difference]: Finished difference Result 1836 states and 2035 transitions. [2018-04-13 02:24:27,750 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2018-04-13 02:24:27,750 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 115 [2018-04-13 02:24:27,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:24:27,751 INFO L225 Difference]: With dead ends: 1836 [2018-04-13 02:24:27,751 INFO L226 Difference]: Without dead ends: 1836 [2018-04-13 02:24:27,752 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2285 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=1152, Invalid=7590, Unknown=0, NotChecked=0, Total=8742 [2018-04-13 02:24:27,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1836 states. [2018-04-13 02:24:27,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1836 to 1686. [2018-04-13 02:24:27,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1686 states. [2018-04-13 02:24:27,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1686 states and 1879 transitions. [2018-04-13 02:24:27,759 INFO L78 Accepts]: Start accepts. Automaton has 1686 states and 1879 transitions. Word has length 115 [2018-04-13 02:24:27,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:24:27,759 INFO L459 AbstractCegarLoop]: Abstraction has 1686 states and 1879 transitions. [2018-04-13 02:24:27,759 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-13 02:24:27,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 1879 transitions. [2018-04-13 02:24:27,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-04-13 02:24:27,760 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:24:27,760 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:24:27,760 INFO L408 AbstractCegarLoop]: === Iteration 94 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:24:27,760 INFO L82 PathProgramCache]: Analyzing trace with hash -618893228, now seen corresponding path program 2 times [2018-04-13 02:24:27,760 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:24:27,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:24:27,780 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:24:28,740 WARN L151 SmtUtils]: Spent 124ms on a formula simplification. DAG size of input: 81 DAG size of output 69 [2018-04-13 02:24:29,263 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:29,264 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:24:29,264 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-04-13 02:24:29,264 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:24:29,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:29,264 INFO L182 omatonBuilderFactory]: Interpolants [170370#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 170371#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 170368#(and (= main_~list~0.offset 0) (= |main_#t~mem10.offset| 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (= 0 (select |#valid| 0)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 170369#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 170374#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 170375#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 170372#(and (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 170373#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 170378#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= 1 (select |#valid| 0))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| |main_#t~mem10.base|)) (= main_~list~0.offset |main_#t~mem10.offset|) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 170379#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= 1 (select |#valid| 0))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| main_~end~0.base))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 170376#(and (not (= 1 (select |#valid| 0))) (= 0 |main_#t~malloc9.offset|) (not (= main_~list~0.base main_~end~0.base)) (= main_~list~0.offset |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 170377#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= 1 (select |#valid| 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 170382#(or (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= 1 (select |#valid| 0))) (or (and (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| main_~end~0.base)))), 170383#(or (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= 1 (select |#valid| 0))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~end~0.base))) (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 170380#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= 1 (select |#valid| 0))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| main_~end~0.base))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 170381#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= 1 (select |#valid| 0))) (not (= main_~end~0.base main_~list~0.base)) (or (and (= 0 |main_#t~malloc12.offset|) (= main_~list~0.offset |main_#t~malloc12.offset|)) (not (= main_~list~0.base |main_#t~malloc12.base|))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| main_~end~0.base))) (and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 170386#(or (and (not (= 1 (select |#valid| 0))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| main_~end~0.base))))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 170387#(or (and (not (= 1 (select |#valid| 0))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 170384#(or (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= 1 (select |#valid| 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| main_~end~0.base)))), 170385#(or (and (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= |main_#t~mem14.offset| 0) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (and (not (= 1 (select |#valid| 0))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset)) 0)) (= |main_#t~mem14.base| main_~list~0.base) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (= 8 (select |#length| main_~end~0.base))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| main_~end~0.base)))))), 170390#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (not (= 1 (select |#valid| 0))) (or (and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base 0) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))))))), 170391#(or (and (not (= 1 (select |#valid| 0))) (= main_~end~0.base 0)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 170388#(or (and (or (and (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= 1 (select |#valid| 0)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 170389#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (not (= 1 (select |#valid| 0))) (or (= 0 |main_#t~mem22.base|) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 0 |main_#t~mem22.offset|)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= 0 |main_#t~mem22.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))))), 170394#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base)))), 170395#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 170392#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 170393#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|))), 170359#true, 170362#(and (= 0 (select |#valid| 0)) (= |main_#t~malloc0.offset| 0)), 170363#(and (= main_~list~0.offset 0) (= 0 (select |#valid| 0))), 170360#false, 170361#(= 0 (select |#valid| 0)), 170366#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 0 (select |#valid| 0))), 170367#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select |#valid| 0)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 170364#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (= 0 (select |#valid| 0))), 170365#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select |#valid| 0)) (= (select |#valid| main_~end~0.base) 1))] [2018-04-13 02:24:29,265 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:29,265 INFO L442 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-04-13 02:24:29,265 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-04-13 02:24:29,265 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=132, Invalid=1200, Unknown=0, NotChecked=0, Total=1332 [2018-04-13 02:24:29,265 INFO L87 Difference]: Start difference. First operand 1686 states and 1879 transitions. Second operand 37 states. [2018-04-13 02:24:30,793 WARN L151 SmtUtils]: Spent 139ms on a formula simplification. DAG size of input: 106 DAG size of output 84 [2018-04-13 02:24:31,456 WARN L151 SmtUtils]: Spent 105ms on a formula simplification. DAG size of input: 107 DAG size of output 85 [2018-04-13 02:24:31,598 WARN L151 SmtUtils]: Spent 103ms on a formula simplification. DAG size of input: 104 DAG size of output 81 [2018-04-13 02:24:31,774 WARN L151 SmtUtils]: Spent 132ms on a formula simplification. DAG size of input: 123 DAG size of output 99 [2018-04-13 02:24:31,981 WARN L151 SmtUtils]: Spent 162ms on a formula simplification. DAG size of input: 138 DAG size of output 112 [2018-04-13 02:24:32,149 WARN L151 SmtUtils]: Spent 122ms on a formula simplification. DAG size of input: 112 DAG size of output 92 [2018-04-13 02:24:32,587 WARN L151 SmtUtils]: Spent 177ms on a formula simplification. DAG size of input: 129 DAG size of output 89 [2018-04-13 02:24:34,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:24:34,585 INFO L93 Difference]: Finished difference Result 1851 states and 2052 transitions. [2018-04-13 02:24:34,585 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2018-04-13 02:24:34,585 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 115 [2018-04-13 02:24:34,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:24:34,586 INFO L225 Difference]: With dead ends: 1851 [2018-04-13 02:24:34,586 INFO L226 Difference]: Without dead ends: 1851 [2018-04-13 02:24:34,587 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 2 SyntacticMatches, 4 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2081 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=1224, Invalid=6608, Unknown=0, NotChecked=0, Total=7832 [2018-04-13 02:24:34,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1851 states. [2018-04-13 02:24:34,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1851 to 1676. [2018-04-13 02:24:34,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1676 states. [2018-04-13 02:24:34,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1676 states and 1867 transitions. [2018-04-13 02:24:34,595 INFO L78 Accepts]: Start accepts. Automaton has 1676 states and 1867 transitions. Word has length 115 [2018-04-13 02:24:34,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:24:34,595 INFO L459 AbstractCegarLoop]: Abstraction has 1676 states and 1867 transitions. [2018-04-13 02:24:34,595 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-04-13 02:24:34,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 1867 transitions. [2018-04-13 02:24:34,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-04-13 02:24:34,596 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:24:34,596 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:24:34,596 INFO L408 AbstractCegarLoop]: === Iteration 95 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:24:34,596 INFO L82 PathProgramCache]: Analyzing trace with hash 623540091, now seen corresponding path program 5 times [2018-04-13 02:24:34,596 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:24:34,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:24:34,602 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:24:34,872 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 3 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:34,872 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:24:34,872 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-04-13 02:24:34,872 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:24:34,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:34,873 INFO L182 omatonBuilderFactory]: Interpolants [174048#(and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)), 174049#(and (= main_~end~0.offset 0) (= main_~end~0.base 0)), 174027#true, 174030#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 174031#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 174028#false, 174029#(= 1 (select |#valid| main_~list~0.base)), 174034#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 174035#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 174032#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 174033#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 174038#(and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.offset|) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 174039#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 174036#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 174037#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 174042#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))), 174043#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 174040#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 174041#(and (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 174046#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|))), 174047#(and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 174044#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)))), 174045#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))] [2018-04-13 02:24:34,873 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 3 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:34,873 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-13 02:24:34,873 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-13 02:24:34,873 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=450, Unknown=0, NotChecked=0, Total=506 [2018-04-13 02:24:34,873 INFO L87 Difference]: Start difference. First operand 1676 states and 1867 transitions. Second operand 23 states. [2018-04-13 02:24:36,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:24:36,020 INFO L93 Difference]: Finished difference Result 1769 states and 1961 transitions. [2018-04-13 02:24:36,020 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-13 02:24:36,020 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 116 [2018-04-13 02:24:36,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:24:36,021 INFO L225 Difference]: With dead ends: 1769 [2018-04-13 02:24:36,021 INFO L226 Difference]: Without dead ends: 1769 [2018-04-13 02:24:36,021 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 423 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=231, Invalid=1931, Unknown=0, NotChecked=0, Total=2162 [2018-04-13 02:24:36,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1769 states. [2018-04-13 02:24:36,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1769 to 1694. [2018-04-13 02:24:36,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1694 states. [2018-04-13 02:24:36,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 1694 states and 1885 transitions. [2018-04-13 02:24:36,028 INFO L78 Accepts]: Start accepts. Automaton has 1694 states and 1885 transitions. Word has length 116 [2018-04-13 02:24:36,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:24:36,028 INFO L459 AbstractCegarLoop]: Abstraction has 1694 states and 1885 transitions. [2018-04-13 02:24:36,028 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-13 02:24:36,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 1885 transitions. [2018-04-13 02:24:36,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-04-13 02:24:36,029 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:24:36,029 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:24:36,030 INFO L408 AbstractCegarLoop]: === Iteration 96 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:24:36,030 INFO L82 PathProgramCache]: Analyzing trace with hash 1766314451, now seen corresponding path program 1 times [2018-04-13 02:24:36,030 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:24:36,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:24:36,042 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:24:36,967 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:36,967 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:24:36,967 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2018-04-13 02:24:36,967 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:24:36,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:36,968 INFO L182 omatonBuilderFactory]: Interpolants [177562#false, 177563#(and (not (= 0 |main_#t~malloc0.base|)) (= 0 |main_#t~malloc0.offset|)), 177561#true, 177566#(and (= 1 (select |#valid| |main_#t~malloc2.base|)) (not (= 0 main_~list~0.base)) (not (= main_~list~0.base |main_#t~malloc2.base|)) (= 0 main_~list~0.offset)), 177567#(and (not (= 0 main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 177564#(and (not (= 0 main_~list~0.base)) (= 0 main_~list~0.offset)), 177565#(and (not (= 0 main_~list~0.base)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 177570#(and (not (= 0 main_~list~0.base)) (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 177571#(and (not (= 0 main_~list~0.base)) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 177568#(and (not (= 0 main_~list~0.base)) (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~mem3.base|))), 177569#(and (not (= 0 main_~list~0.base)) (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~mem4.base|))), 177574#(and (not (= 0 main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 177575#(and (not (= 0 main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 177572#(and (not (= 0 main_~list~0.base)) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= |main_#t~malloc9.offset| main_~list~0.offset) (not (= main_~list~0.base |main_#t~malloc9.base|))), 177573#(and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset) main_~list~0.offset) (not (= 0 main_~list~0.base)) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~list~0.base) 1)), 177578#(and (not (= 0 main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 177579#(and (not (= 0 main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 177576#(and (not (= 0 main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset) (= 1 (select |#valid| main_~end~0.base)) (= (select |#valid| main_~list~0.base) 1)), 177577#(and (not (= 0 main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (= 0 |main_#t~malloc12.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset) (not (= |main_#t~malloc12.base| main_~end~0.base)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 177582#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (or (and (not (= 0 main_~list~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base)))), 177583#(and (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (or (and (not (= 0 main_~list~0.base)) (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) |main_#t~mem22.offset|))) (not (= |main_#t~mem22.base| main_~list~0.base))) (not (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 177580#(and (not (= 0 main_~list~0.base)) (not (= main_~end~0.base |main_#t~mem14.base|)) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= |main_#t~mem14.offset| 0) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset)), 177581#(and (or (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (not (= 0 main_~list~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 177586#(and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (not (= 0 |main_#t~mem22.base|)))), 177587#(and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (not (= 0 main_~end~0.base)))), 177584#(and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (or (not (= main_~end~0.base main_~list~0.base)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 177585#(and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (or (not (= main_~end~0.base main_~list~0.base)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| main_~end~0.base))), 177590#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 177591#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 177588#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 177589#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem23.base|))), 177594#(= 1 (select |#valid| main_~end~0.base)), 177595#(= 1 (select |#valid| main_~list~0.base)), 177592#(and (not (= main_~list~0.base |main_#t~mem26.base|)) (= 1 (select |#valid| |main_#t~mem26.base|))), 177593#(and (not (= main_~list~0.base main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base)))] [2018-04-13 02:24:36,968 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:36,968 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-13 02:24:36,968 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-13 02:24:36,968 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=1071, Unknown=0, NotChecked=0, Total=1190 [2018-04-13 02:24:36,968 INFO L87 Difference]: Start difference. First operand 1694 states and 1885 transitions. Second operand 35 states. [2018-04-13 02:24:39,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:24:39,125 INFO L93 Difference]: Finished difference Result 1984 states and 2197 transitions. [2018-04-13 02:24:39,125 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-04-13 02:24:39,126 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 118 [2018-04-13 02:24:39,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:24:39,127 INFO L225 Difference]: With dead ends: 1984 [2018-04-13 02:24:39,127 INFO L226 Difference]: Without dead ends: 1948 [2018-04-13 02:24:39,128 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 1 SyntacticMatches, 5 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1157 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=865, Invalid=4391, Unknown=0, NotChecked=0, Total=5256 [2018-04-13 02:24:39,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1948 states. [2018-04-13 02:24:39,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1948 to 1673. [2018-04-13 02:24:39,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1673 states. [2018-04-13 02:24:39,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1673 states and 1863 transitions. [2018-04-13 02:24:39,136 INFO L78 Accepts]: Start accepts. Automaton has 1673 states and 1863 transitions. Word has length 118 [2018-04-13 02:24:39,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:24:39,137 INFO L459 AbstractCegarLoop]: Abstraction has 1673 states and 1863 transitions. [2018-04-13 02:24:39,137 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-13 02:24:39,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 1863 transitions. [2018-04-13 02:24:39,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-04-13 02:24:39,138 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:24:39,138 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:24:39,139 INFO L408 AbstractCegarLoop]: === Iteration 97 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:24:39,139 INFO L82 PathProgramCache]: Analyzing trace with hash -1721341319, now seen corresponding path program 2 times [2018-04-13 02:24:39,139 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:24:39,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:24:39,148 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:24:39,521 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-04-13 02:24:39,521 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:24:39,521 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-13 02:24:39,521 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:24:39,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:39,521 INFO L182 omatonBuilderFactory]: Interpolants [181346#(and (= 0 |main_#t~mem23.offset|) (= 0 |main_#t~mem23.base|)), 181347#(and (= main_~end~0.offset 0) (= main_~end~0.base 0)), 181344#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= |main_#t~mem13.base| main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 181345#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 181330#false, 181331#(= 0 |main_#t~malloc0.offset|), 181329#true, 181334#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 181335#(and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~end~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1))), 181332#(= 0 main_~list~0.offset), 181333#(and (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset)), 181338#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 181339#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 181336#(and (= main_~end~0.base main_~list~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1))), 181337#(and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (< main_~end~0.offset (+ main_~list~0.offset 1))), 181342#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base |main_#t~malloc12.base|))), 181343#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 181340#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 181341#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1))] [2018-04-13 02:24:39,522 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-04-13 02:24:39,522 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-13 02:24:39,522 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-13 02:24:39,522 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2018-04-13 02:24:39,522 INFO L87 Difference]: Start difference. First operand 1673 states and 1863 transitions. Second operand 19 states. [2018-04-13 02:24:40,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:24:40,146 INFO L93 Difference]: Finished difference Result 1920 states and 2130 transitions. [2018-04-13 02:24:40,146 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-13 02:24:40,146 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 119 [2018-04-13 02:24:40,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:24:40,148 INFO L225 Difference]: With dead ends: 1920 [2018-04-13 02:24:40,148 INFO L226 Difference]: Without dead ends: 1920 [2018-04-13 02:24:40,148 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 5 SyntacticMatches, 7 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 342 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=388, Invalid=1418, Unknown=0, NotChecked=0, Total=1806 [2018-04-13 02:24:40,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1920 states. [2018-04-13 02:24:40,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1920 to 1834. [2018-04-13 02:24:40,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1834 states. [2018-04-13 02:24:40,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 1834 states and 2053 transitions. [2018-04-13 02:24:40,156 INFO L78 Accepts]: Start accepts. Automaton has 1834 states and 2053 transitions. Word has length 119 [2018-04-13 02:24:40,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:24:40,157 INFO L459 AbstractCegarLoop]: Abstraction has 1834 states and 2053 transitions. [2018-04-13 02:24:40,157 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-13 02:24:40,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 2053 transitions. [2018-04-13 02:24:40,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-04-13 02:24:40,158 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:24:40,158 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:24:40,158 INFO L408 AbstractCegarLoop]: === Iteration 98 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:24:40,158 INFO L82 PathProgramCache]: Analyzing trace with hash -572479331, now seen corresponding path program 3 times [2018-04-13 02:24:40,158 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:24:40,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:24:40,171 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:24:41,225 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:41,225 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:24:41,225 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2018-04-13 02:24:41,225 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:24:41,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:41,226 INFO L182 omatonBuilderFactory]: Interpolants [185154#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 185155#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 185152#(= |main_#t~malloc0.offset| 0), 185153#(= main_~list~0.offset 0), 185158#(and (= |main_#t~mem10.offset| 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~mem10.base|)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 185159#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 185156#(and (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (= 8 (select |#length| |main_#t~malloc9.base|)) (<= main_~list~0.offset 0)), 185157#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0)), 185162#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#length| main_~end~0.base) 8) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 185163#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 0 |main_#t~mem10.offset|) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 185160#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 185161#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 185166#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~list~0.offset main_~end~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~end~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (= main_~list~0.offset |main_#t~malloc12.offset|)), 185167#(and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 185164#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 185165#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (<= main_~list~0.offset 0)), 185170#(and (or (and (= main_~list~0.offset main_~end~0.offset) (= |main_#t~mem14.offset| 0) (or (and (not (= |main_#t~mem14.base| main_~list~0.base)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8)) (and (= |main_#t~mem14.base| main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)))) (or (and (= |main_#t~mem14.base| main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))))) (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.offset |main_#t~mem14.offset|)), 185171#(or (and (= main_~list~0.offset main_~end~0.offset) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 185168#(and (= main_~list~0.offset main_~end~0.offset) (or (and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= |main_#t~mem13.offset| main_~list~0.offset))) (= |main_#t~mem13.offset| 0) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (or (and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))))), 185169#(and (= main_~list~0.offset main_~end~0.offset) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8))) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 185174#(and (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (<= main_~list~0.offset 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 185175#(and (or (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (+ 0 4)))))) (or (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 8) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 185172#(or (and (= 0 |main_#t~mem15.base|) (= |main_#t~mem15.offset| 0)) (and (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (<= main_~list~0.offset 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 185173#(or (not |main_#t~short17|) (and (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (<= main_~list~0.offset 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 185178#(or (and (or (<= (select |#length| main_~end~0.base) 8) (<= main_~end~0.offset 0)) (not (= main_~end~0.offset 0))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 185179#(or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.offset 0)) (<= main_~end~0.offset 0))), 185176#(and (or (<= (select |#length| |main_#t~mem22.base|) 8) (= 0 |main_#t~mem22.offset|)) (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))) (= 0 |main_#t~mem22.base|))), 185177#(and (or (<= (select |#length| main_~end~0.base) 8) (<= main_~end~0.offset 0)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)) (+ 0 4))))) (= main_~end~0.base 0))), 185182#(= 1 (select |#valid| |main_#t~mem18.base|)), 185183#(= 1 (select |#valid| main_~inner~0.base)), 185180#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (= 0 |main_#t~mem22.offset|)), 185181#(and (= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 185150#true, 185151#false] [2018-04-13 02:24:41,226 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:41,226 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-13 02:24:41,226 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-13 02:24:41,226 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=1021, Unknown=0, NotChecked=0, Total=1122 [2018-04-13 02:24:41,227 INFO L87 Difference]: Start difference. First operand 1834 states and 2053 transitions. Second operand 34 states. [2018-04-13 02:24:45,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:24:45,697 INFO L93 Difference]: Finished difference Result 2111 states and 2361 transitions. [2018-04-13 02:24:45,697 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2018-04-13 02:24:45,698 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 119 [2018-04-13 02:24:45,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:24:45,699 INFO L225 Difference]: With dead ends: 2111 [2018-04-13 02:24:45,699 INFO L226 Difference]: Without dead ends: 2111 [2018-04-13 02:24:45,699 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 2 SyntacticMatches, 6 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1729 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=809, Invalid=6331, Unknown=0, NotChecked=0, Total=7140 [2018-04-13 02:24:45,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2111 states. [2018-04-13 02:24:45,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2111 to 1872. [2018-04-13 02:24:45,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1872 states. [2018-04-13 02:24:45,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1872 states and 2099 transitions. [2018-04-13 02:24:45,714 INFO L78 Accepts]: Start accepts. Automaton has 1872 states and 2099 transitions. Word has length 119 [2018-04-13 02:24:45,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:24:45,715 INFO L459 AbstractCegarLoop]: Abstraction has 1872 states and 2099 transitions. [2018-04-13 02:24:45,715 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-13 02:24:45,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 2099 transitions. [2018-04-13 02:24:45,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-04-13 02:24:45,716 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:24:45,717 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:24:45,717 INFO L408 AbstractCegarLoop]: === Iteration 99 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:24:45,717 INFO L82 PathProgramCache]: Analyzing trace with hash -572479330, now seen corresponding path program 2 times [2018-04-13 02:24:45,717 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:24:45,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:24:45,727 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:24:46,565 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:46,566 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:24:46,566 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2018-04-13 02:24:46,566 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:24:46,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:46,566 INFO L182 omatonBuilderFactory]: Interpolants [189270#false, 189271#(= 0 |main_#t~malloc0.offset|), 189269#true, 189274#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 189275#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 189272#(= main_~list~0.offset 0), 189273#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 189278#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 189279#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 189276#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0)), 189277#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 189282#(and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 189283#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 189280#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 189281#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 189286#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 189287#(and (<= main_~list~0.offset main_~end~0.offset) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 189284#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 189285#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~end~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))), 189290#(or (and (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 189291#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= 0 |main_#t~mem15.base|) (= |main_#t~mem15.offset| 0))), 189288#(and (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 189289#(and (or (= main_~end~0.base |main_#t~mem14.base|) (and (<= main_~list~0.offset main_~end~0.offset) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (or (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.offset |main_#t~mem14.offset|))), 189294#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4)))), 189295#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4)))), 189292#(or (not |main_#t~short17|) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0))), 189293#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 189298#(and (= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 189299#(and (= 8 (select |#length| |main_#t~mem18.base|)) (= 0 |main_#t~mem18.offset|)), 189296#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 189297#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (= 0 |main_#t~mem22.offset|)), 189300#(and (= 8 (select |#length| main_~inner~0.base)) (= main_~inner~0.offset 0))] [2018-04-13 02:24:46,567 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:46,567 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-13 02:24:46,567 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-13 02:24:46,567 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=881, Unknown=0, NotChecked=0, Total=992 [2018-04-13 02:24:46,567 INFO L87 Difference]: Start difference. First operand 1872 states and 2099 transitions. Second operand 32 states. [2018-04-13 02:24:50,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:24:50,367 INFO L93 Difference]: Finished difference Result 2184 states and 2440 transitions. [2018-04-13 02:24:50,367 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-04-13 02:24:50,367 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 119 [2018-04-13 02:24:50,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:24:50,368 INFO L225 Difference]: With dead ends: 2184 [2018-04-13 02:24:50,368 INFO L226 Difference]: Without dead ends: 2184 [2018-04-13 02:24:50,369 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 4 SyntacticMatches, 4 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1354 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=771, Invalid=5081, Unknown=0, NotChecked=0, Total=5852 [2018-04-13 02:24:50,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2184 states. [2018-04-13 02:24:50,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2184 to 1886. [2018-04-13 02:24:50,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1886 states. [2018-04-13 02:24:50,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1886 states to 1886 states and 2111 transitions. [2018-04-13 02:24:50,378 INFO L78 Accepts]: Start accepts. Automaton has 1886 states and 2111 transitions. Word has length 119 [2018-04-13 02:24:50,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:24:50,378 INFO L459 AbstractCegarLoop]: Abstraction has 1886 states and 2111 transitions. [2018-04-13 02:24:50,378 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-13 02:24:50,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 2111 transitions. [2018-04-13 02:24:50,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-04-13 02:24:50,379 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:24:50,379 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:24:50,379 INFO L408 AbstractCegarLoop]: === Iteration 100 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:24:50,379 INFO L82 PathProgramCache]: Analyzing trace with hash -699804227, now seen corresponding path program 4 times [2018-04-13 02:24:50,379 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:24:50,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:24:50,390 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:24:51,291 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:51,291 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:24:51,291 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2018-04-13 02:24:51,291 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:24:51,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:51,292 INFO L182 omatonBuilderFactory]: Interpolants [193474#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 193475#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base |main_#t~mem14.base|)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 193472#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 193473#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 193478#(and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 193479#(and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~list~0.offset |main_#t~mem10.offset|) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 193476#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 193477#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 193482#(or (and (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 193483#(or (and (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem15.base|) (<= main_~list~0.offset main_~end~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem15.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 193480#(or (and (not (= main_~end~0.base main_~list~0.base)) (or (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset)) (< main_~end~0.offset main_~list~0.offset)) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 193481#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)))), 193486#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0))), 193487#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ (+ (+ 0 4) (- 4)) 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 193484#(or (and (or |main_#t~short17| (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (<= main_~list~0.offset main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 193485#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 193490#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ (+ (+ 0 4) (- 4)) 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 193491#(and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ (+ (+ 0 4) (- 4)) 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 0 |main_#t~mem22.offset|)), 193488#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ (+ (+ 0 4) (- 4)) 4)))) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|))), 193489#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ (+ (+ 0 4) (- 4)) 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 193494#(and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base)), 193492#(and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 193493#(and (= 0 |main_#t~mem18.base|) (= 0 |main_#t~mem18.offset|)), 193462#false, 193463#(= |main_#t~malloc0.offset| 0), 193461#true, 193466#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 193467#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 193464#(= main_~list~0.offset 0), 193465#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 193470#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 193471#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 193468#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0)), 193469#(and (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1))] [2018-04-13 02:24:51,292 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:51,292 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-13 02:24:51,292 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-13 02:24:51,292 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=1020, Unknown=0, NotChecked=0, Total=1122 [2018-04-13 02:24:51,292 INFO L87 Difference]: Start difference. First operand 1886 states and 2111 transitions. Second operand 34 states. [2018-04-13 02:24:54,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:24:54,519 INFO L93 Difference]: Finished difference Result 1881 states and 2073 transitions. [2018-04-13 02:24:54,519 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2018-04-13 02:24:54,519 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 119 [2018-04-13 02:24:54,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:24:54,520 INFO L225 Difference]: With dead ends: 1881 [2018-04-13 02:24:54,520 INFO L226 Difference]: Without dead ends: 1881 [2018-04-13 02:24:54,521 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 4 SyntacticMatches, 6 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1995 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=816, Invalid=6494, Unknown=0, NotChecked=0, Total=7310 [2018-04-13 02:24:54,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1881 states. [2018-04-13 02:24:54,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1881 to 1822. [2018-04-13 02:24:54,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1822 states. [2018-04-13 02:24:54,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1822 states and 2023 transitions. [2018-04-13 02:24:54,528 INFO L78 Accepts]: Start accepts. Automaton has 1822 states and 2023 transitions. Word has length 119 [2018-04-13 02:24:54,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:24:54,528 INFO L459 AbstractCegarLoop]: Abstraction has 1822 states and 2023 transitions. [2018-04-13 02:24:54,528 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-13 02:24:54,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 2023 transitions. [2018-04-13 02:24:54,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-04-13 02:24:54,529 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:24:54,529 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:24:54,529 INFO L408 AbstractCegarLoop]: === Iteration 101 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:24:54,530 INFO L82 PathProgramCache]: Analyzing trace with hash -512671443, now seen corresponding path program 5 times [2018-04-13 02:24:54,530 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:24:54,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:24:54,550 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:24:55,457 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 16 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:55,457 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:24:55,457 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-13 02:24:55,457 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:24:55,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:55,458 INFO L182 omatonBuilderFactory]: Interpolants [197315#(and (= main_~list~0.offset 0) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 197314#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 197313#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 197312#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 197319#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 197318#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (and (= 0 |main_#t~malloc12.offset|) (= main_~list~0.base |main_#t~malloc12.base|) (= main_~list~0.offset |main_#t~malloc12.offset|)) (and (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 197317#(and (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 197316#(and (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 197323#(or (and (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 197322#(and (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (= main_~end~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (not (= (+ |main_#t~mem14.offset| 4) main_~list~0.offset)) (= |main_#t~mem14.base| main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset)) (= |main_#t~mem14.offset| 0)))), 197321#(or (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)) (<= main_~list~0.offset 0) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 197320#(and (or (and (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= |main_#t~mem13.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (not (= main_~end~0.base |main_#t~mem13.base|))), 197327#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 197326#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) 0))) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|))), 197325#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) 0)))), 197324#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 0))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 197331#(and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 197330#(and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 197329#(and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (= 0 |main_#t~mem22.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))), 197328#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 197333#(and (= main_~end~0.offset 0) (= main_~end~0.base 0)), 197332#(and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)), 197303#false, 197302#true, 197307#(and (= main_~end~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 197306#(and (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset)), 197305#(= 0 main_~list~0.offset), 197304#(= |main_#t~malloc0.offset| 0), 197311#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 197310#(and (= main_~list~0.offset 0) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 197309#(and (= main_~end~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 197308#(and (= main_~end~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)))] [2018-04-13 02:24:55,458 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 16 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:55,458 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-13 02:24:55,458 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-13 02:24:55,458 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=895, Unknown=0, NotChecked=0, Total=992 [2018-04-13 02:24:55,458 INFO L87 Difference]: Start difference. First operand 1822 states and 2023 transitions. Second operand 32 states. [2018-04-13 02:24:56,510 WARN L151 SmtUtils]: Spent 104ms on a formula simplification. DAG size of input: 81 DAG size of output 66 [2018-04-13 02:24:57,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:24:57,875 INFO L93 Difference]: Finished difference Result 1993 states and 2198 transitions. [2018-04-13 02:24:57,875 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-04-13 02:24:57,875 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 121 [2018-04-13 02:24:57,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:24:57,877 INFO L225 Difference]: With dead ends: 1993 [2018-04-13 02:24:57,877 INFO L226 Difference]: Without dead ends: 1993 [2018-04-13 02:24:57,877 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1120 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=593, Invalid=4099, Unknown=0, NotChecked=0, Total=4692 [2018-04-13 02:24:57,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1993 states. [2018-04-13 02:24:57,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1993 to 1842. [2018-04-13 02:24:57,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1842 states. [2018-04-13 02:24:57,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1842 states and 2043 transitions. [2018-04-13 02:24:57,885 INFO L78 Accepts]: Start accepts. Automaton has 1842 states and 2043 transitions. Word has length 121 [2018-04-13 02:24:57,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:24:57,885 INFO L459 AbstractCegarLoop]: Abstraction has 1842 states and 2043 transitions. [2018-04-13 02:24:57,885 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-13 02:24:57,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2043 transitions. [2018-04-13 02:24:57,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-04-13 02:24:57,886 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:24:57,886 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:24:57,886 INFO L408 AbstractCegarLoop]: === Iteration 102 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:24:57,886 INFO L82 PathProgramCache]: Analyzing trace with hash -1289981489, now seen corresponding path program 1 times [2018-04-13 02:24:57,887 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:24:57,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:24:57,896 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:24:58,658 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:58,659 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:24:58,659 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-13 02:24:58,659 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:24:58,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:58,659 INFO L182 omatonBuilderFactory]: Interpolants [201243#true, 201247#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 201246#(= main_~list~0.offset 0), 201245#(= 0 |main_#t~malloc0.offset|), 201244#false, 201251#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 201250#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 201249#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 201248#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 201255#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 201254#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~list~0.base |main_#t~malloc12.base|))), 201253#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 201252#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 201259#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset)), 201258#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= |main_#t~mem14.base| main_~list~0.base))), 201257#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= main_~list~0.offset main_~end~0.offset) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 201256#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 201263#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (< main_~end~0.offset main_~list~0.offset))), 201262#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 |main_#t~mem22.offset|)), 201261#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 201260#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0)), 201267#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~inner~0.offset) (= main_~end~0.offset 0) (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~inner~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (<= (+ main_~inner~0.offset 8) (select |#length| main_~inner~0.base))) (< main_~end~0.offset main_~list~0.offset))), 201266#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset 0) (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~inner~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (<= (+ main_~inner~0.offset 8) (select |#length| main_~inner~0.base))) (< main_~end~0.offset main_~list~0.offset))), 201265#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset 0) (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~inner~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (< main_~end~0.offset main_~list~0.offset))), 201264#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem18.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4)) |main_#t~mem18.base|)) (< main_~end~0.offset main_~list~0.offset))), 201271#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ 0 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4)))) (<= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ 0 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 201270#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= (+ (select (select |#memory_$Pointer$.offset| |main_#t~mem26.base|) (+ 0 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) (+ 0 4)))) (= |main_#t~mem26.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem26.base|) (+ 0 4)))), 201269#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))), 201268#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (<= (+ (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4))))) (< main_~end~0.offset main_~list~0.offset))), 201275#(and (<= (+ main_~end~0.offset 8) (select |#length| main_~end~0.base)) (<= 0 main_~end~0.offset)), 201274#(and (<= 0 |main_#t~mem23.offset|) (<= (+ |main_#t~mem23.offset| 8) (select |#length| |main_#t~mem23.base|))), 201273#(and (= 0 main_~list~0.offset) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)))), 201272#(and (<= (+ (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ 0 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4)))) (= 0 main_~end~0.offset) (<= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ 0 4))))] [2018-04-13 02:24:58,659 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:24:58,660 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-13 02:24:58,660 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-13 02:24:58,660 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=925, Unknown=0, NotChecked=0, Total=1056 [2018-04-13 02:24:58,660 INFO L87 Difference]: Start difference. First operand 1842 states and 2043 transitions. Second operand 33 states. [2018-04-13 02:25:00,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:25:00,583 INFO L93 Difference]: Finished difference Result 1888 states and 2062 transitions. [2018-04-13 02:25:00,583 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2018-04-13 02:25:00,583 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 121 [2018-04-13 02:25:00,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:25:00,584 INFO L225 Difference]: With dead ends: 1888 [2018-04-13 02:25:00,584 INFO L226 Difference]: Without dead ends: 1888 [2018-04-13 02:25:00,584 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 4 SyntacticMatches, 4 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1385 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=764, Invalid=4638, Unknown=0, NotChecked=0, Total=5402 [2018-04-13 02:25:00,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1888 states. [2018-04-13 02:25:00,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1888 to 1842. [2018-04-13 02:25:00,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1842 states. [2018-04-13 02:25:00,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1842 states and 2038 transitions. [2018-04-13 02:25:00,591 INFO L78 Accepts]: Start accepts. Automaton has 1842 states and 2038 transitions. Word has length 121 [2018-04-13 02:25:00,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:25:00,591 INFO L459 AbstractCegarLoop]: Abstraction has 1842 states and 2038 transitions. [2018-04-13 02:25:00,591 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-13 02:25:00,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2038 transitions. [2018-04-13 02:25:00,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-04-13 02:25:00,592 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:25:00,592 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:25:00,592 INFO L408 AbstractCegarLoop]: === Iteration 103 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:25:00,592 INFO L82 PathProgramCache]: Analyzing trace with hash 1682155085, now seen corresponding path program 6 times [2018-04-13 02:25:00,593 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:25:00,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:25:00,601 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:25:01,172 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 16 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:01,172 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:25:01,172 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-13 02:25:01,173 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:25:01,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:01,173 INFO L182 omatonBuilderFactory]: Interpolants [205091#(= main_~list~0.offset 0), 205090#(= |main_#t~malloc0.offset| 0), 205089#false, 205088#true, 205095#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 205094#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 205093#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 205092#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 205099#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 205098#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 205097#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 205096#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 205103#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 205102#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 205101#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 205100#(and (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 205107#(and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.offset|) (or (not (= main_~list~0.base |main_#t~mem10.base|)) (= main_~list~0.offset |main_#t~mem10.offset|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 205106#(and (or (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 205105#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (or (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~list~0.base |main_#t~malloc9.base|))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 205104#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 205111#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 205110#(or (and (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 205109#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 205108#(or (and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 205115#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 205114#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 205113#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)))) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|))), 205112#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 205119#(and (= main_~end~0.offset 0) (= main_~end~0.base 0)), 205118#(and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)), 205117#(and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 205116#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)))] [2018-04-13 02:25:01,173 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 16 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:01,173 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-13 02:25:01,173 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-13 02:25:01,173 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=889, Unknown=0, NotChecked=0, Total=992 [2018-04-13 02:25:01,174 INFO L87 Difference]: Start difference. First operand 1842 states and 2038 transitions. Second operand 32 states. [2018-04-13 02:25:03,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:25:03,550 INFO L93 Difference]: Finished difference Result 1774 states and 1926 transitions. [2018-04-13 02:25:03,551 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-04-13 02:25:03,551 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 121 [2018-04-13 02:25:03,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:25:03,552 INFO L225 Difference]: With dead ends: 1774 [2018-04-13 02:25:03,552 INFO L226 Difference]: Without dead ends: 1774 [2018-04-13 02:25:03,552 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1364 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=679, Invalid=4723, Unknown=0, NotChecked=0, Total=5402 [2018-04-13 02:25:03,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1774 states. [2018-04-13 02:25:03,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1774 to 1710. [2018-04-13 02:25:03,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1710 states. [2018-04-13 02:25:03,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1710 states and 1864 transitions. [2018-04-13 02:25:03,559 INFO L78 Accepts]: Start accepts. Automaton has 1710 states and 1864 transitions. Word has length 121 [2018-04-13 02:25:03,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:25:03,559 INFO L459 AbstractCegarLoop]: Abstraction has 1710 states and 1864 transitions. [2018-04-13 02:25:03,559 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-13 02:25:03,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 1864 transitions. [2018-04-13 02:25:03,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-04-13 02:25:03,560 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:25:03,560 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:25:03,560 INFO L408 AbstractCegarLoop]: === Iteration 104 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:25:03,560 INFO L82 PathProgramCache]: Analyzing trace with hash 1294880860, now seen corresponding path program 1 times [2018-04-13 02:25:03,560 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:25:03,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:25:03,567 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:25:03,977 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 10 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:03,977 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:25:03,977 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-04-13 02:25:03,978 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:25:03,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:03,978 INFO L182 omatonBuilderFactory]: Interpolants [208707#(or (and (= 0 |main_#t~mem15.base|) (= |main_#t~mem15.offset| 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 208706#(or (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 208705#(and (or (and (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))) (not (= main_~end~0.base |main_#t~mem14.base|))) (or (= main_~end~0.base |main_#t~mem14.base|) (and (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))))), 208704#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 208711#(and (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.base|) (not (= main_~list~0.base |main_#t~mem22.base|))), 208710#(and (= main_~list~0.offset main_~end~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.base main_~end~0.base)), 208709#(not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 208708#(or (not |main_#t~short17|) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 208715#(and (not (= main_~list~0.base |main_#t~mem26.base|)) (= 1 (select |#valid| |main_#t~mem26.base|))), 208714#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 208713#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~end~0.base))), 208712#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 208717#(= 1 (select |#valid| main_~end~0.base)), 208716#(and (not (= main_~list~0.base main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base))), 208691#(and (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base)), 208690#(= 1 (select |#valid| main_~list~0.base)), 208689#false, 208688#true, 208695#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 208694#(and (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 208693#(and (= main_~end~0.base main_~list~0.base) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset))) (= 1 (select |#valid| main_~end~0.base))), 208692#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~list~0.base |main_#t~malloc9.base|))), 208699#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 208698#(and (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 |main_#t~mem10.offset|)), 208697#(and (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 208696#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~malloc9.base|))), 208703#(and (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 208702#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 208701#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc12.offset|) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~list~0.base |main_#t~malloc12.base|))), 208700#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| main_~end~0.base)))] [2018-04-13 02:25:03,978 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 10 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:03,978 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-13 02:25:03,978 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-13 02:25:03,979 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=717, Unknown=0, NotChecked=0, Total=870 [2018-04-13 02:25:03,979 INFO L87 Difference]: Start difference. First operand 1710 states and 1864 transitions. Second operand 30 states. [2018-04-13 02:25:05,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:25:05,355 INFO L93 Difference]: Finished difference Result 2208 states and 2407 transitions. [2018-04-13 02:25:05,355 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-04-13 02:25:05,356 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 123 [2018-04-13 02:25:05,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:25:05,357 INFO L225 Difference]: With dead ends: 2208 [2018-04-13 02:25:05,357 INFO L226 Difference]: Without dead ends: 2208 [2018-04-13 02:25:05,357 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 6 SyntacticMatches, 2 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 947 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=791, Invalid=3369, Unknown=0, NotChecked=0, Total=4160 [2018-04-13 02:25:05,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2208 states. [2018-04-13 02:25:05,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2208 to 2035. [2018-04-13 02:25:05,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2035 states. [2018-04-13 02:25:05,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 2035 states and 2240 transitions. [2018-04-13 02:25:05,372 INFO L78 Accepts]: Start accepts. Automaton has 2035 states and 2240 transitions. Word has length 123 [2018-04-13 02:25:05,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:25:05,372 INFO L459 AbstractCegarLoop]: Abstraction has 2035 states and 2240 transitions. [2018-04-13 02:25:05,372 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-13 02:25:05,372 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 2240 transitions. [2018-04-13 02:25:05,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-04-13 02:25:05,374 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:25:05,374 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:25:05,374 INFO L408 AbstractCegarLoop]: === Iteration 105 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:25:05,374 INFO L82 PathProgramCache]: Analyzing trace with hash -646818788, now seen corresponding path program 1 times [2018-04-13 02:25:05,375 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:25:05,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:25:05,389 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:25:05,865 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:05,865 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:25:05,865 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-13 02:25:05,865 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:25:05,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:05,865 INFO L182 omatonBuilderFactory]: Interpolants [213058#(not (= main_~end~0.base 0)), 213057#(not (= |main_#t~mem22.base| 0)), 213056#(not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0)), 213031#true, 213035#(and (= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 213034#(= main_~list~0.offset 0), 213033#(= |main_#t~malloc0.offset| 0), 213032#false, 213039#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 213038#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 213037#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 213036#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 213043#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 213042#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= |main_#t~malloc9.base| 0)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 213041#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 213040#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 213047#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~list~0.offset |main_#t~malloc12.offset|)), 213046#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~end~0.base) 1)), 213045#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0))), 213044#(and (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 213051#(or (and (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0))) (and (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset)))), 213050#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 213049#(and (or (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0)) (= |main_#t~mem13.offset| main_~list~0.offset) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (not (= main_~end~0.base |main_#t~mem13.base|))), 213048#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 213055#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0))), 213054#(or (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|) 0)) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|))), 213053#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) 0))), 213052#(or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))] [2018-04-13 02:25:05,865 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:05,866 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-13 02:25:05,866 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-13 02:25:05,866 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=671, Unknown=0, NotChecked=0, Total=756 [2018-04-13 02:25:05,866 INFO L87 Difference]: Start difference. First operand 2035 states and 2240 transitions. Second operand 28 states. [2018-04-13 02:25:07,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:25:07,880 INFO L93 Difference]: Finished difference Result 2111 states and 2309 transitions. [2018-04-13 02:25:07,881 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-04-13 02:25:07,881 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 124 [2018-04-13 02:25:07,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:25:07,882 INFO L225 Difference]: With dead ends: 2111 [2018-04-13 02:25:07,882 INFO L226 Difference]: Without dead ends: 2111 [2018-04-13 02:25:07,882 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1013 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=578, Invalid=3844, Unknown=0, NotChecked=0, Total=4422 [2018-04-13 02:25:07,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2111 states. [2018-04-13 02:25:07,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2111 to 2035. [2018-04-13 02:25:07,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2035 states. [2018-04-13 02:25:07,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 2035 states and 2236 transitions. [2018-04-13 02:25:07,890 INFO L78 Accepts]: Start accepts. Automaton has 2035 states and 2236 transitions. Word has length 124 [2018-04-13 02:25:07,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:25:07,890 INFO L459 AbstractCegarLoop]: Abstraction has 2035 states and 2236 transitions. [2018-04-13 02:25:07,890 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-13 02:25:07,890 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 2236 transitions. [2018-04-13 02:25:07,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-04-13 02:25:07,891 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:25:07,891 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:25:07,891 INFO L408 AbstractCegarLoop]: === Iteration 106 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:25:07,891 INFO L82 PathProgramCache]: Analyzing trace with hash 116645547, now seen corresponding path program 7 times [2018-04-13 02:25:07,892 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:25:07,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:25:07,899 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:25:08,493 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:08,493 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:25:08,493 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-13 02:25:08,493 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:25:08,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:08,494 INFO L182 omatonBuilderFactory]: Interpolants [217283#true, 217287#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 217286#(= main_~list~0.offset 0), 217285#(= |main_#t~malloc0.offset| 0), 217284#false, 217291#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 217290#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 217289#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 217288#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 217295#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 217294#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~end~0.base))), 217293#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 217292#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 217299#(and (= main_~list~0.offset 0) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (not (= main_~list~0.base |main_#t~mem10.base|)) (= main_~list~0.offset |main_#t~mem10.offset|))), 217298#(and (= main_~list~0.offset 0) (or (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 217297#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~list~0.base |main_#t~malloc9.base|)))), 217296#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 217303#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 217302#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (not (= main_~end~0.base main_~list~0.base)) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (not (= main_~list~0.base |main_#t~malloc12.base|))) (and (= main_~list~0.base |main_#t~malloc12.base|) (= main_~list~0.offset |main_#t~malloc12.offset|)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 |main_#t~malloc12.offset|)), 217301#(and (or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= (select |#valid| main_~end~0.base) 1)), 217300#(or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 217307#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 217306#(and (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (not (= |main_#t~mem14.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 217305#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 217304#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= |main_#t~mem13.offset| 0) (not (= main_~end~0.base |main_#t~mem13.base|)) (or (and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (not (= |main_#t~mem13.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 217311#(= 1 (select |#valid| main_~end~0.base)), 217310#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (= 1 (select |#valid| main_~end~0.base))), 217309#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (= 1 (select |#valid| |main_#t~mem22.base|))), 217308#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))] [2018-04-13 02:25:08,494 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:08,494 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-13 02:25:08,494 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-13 02:25:08,494 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=713, Unknown=0, NotChecked=0, Total=812 [2018-04-13 02:25:08,494 INFO L87 Difference]: Start difference. First operand 2035 states and 2236 transitions. Second operand 29 states. [2018-04-13 02:25:11,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:25:11,229 INFO L93 Difference]: Finished difference Result 2333 states and 2570 transitions. [2018-04-13 02:25:11,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-04-13 02:25:11,229 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 124 [2018-04-13 02:25:11,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:25:11,230 INFO L225 Difference]: With dead ends: 2333 [2018-04-13 02:25:11,230 INFO L226 Difference]: Without dead ends: 2333 [2018-04-13 02:25:11,231 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 6 SyntacticMatches, 2 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1469 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=1162, Invalid=4240, Unknown=0, NotChecked=0, Total=5402 [2018-04-13 02:25:11,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2333 states. [2018-04-13 02:25:11,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2333 to 2121. [2018-04-13 02:25:11,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2121 states. [2018-04-13 02:25:11,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 2121 states and 2328 transitions. [2018-04-13 02:25:11,240 INFO L78 Accepts]: Start accepts. Automaton has 2121 states and 2328 transitions. Word has length 124 [2018-04-13 02:25:11,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:25:11,240 INFO L459 AbstractCegarLoop]: Abstraction has 2121 states and 2328 transitions. [2018-04-13 02:25:11,240 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-13 02:25:11,240 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 2328 transitions. [2018-04-13 02:25:11,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-04-13 02:25:11,241 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:25:11,241 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:25:11,241 INFO L408 AbstractCegarLoop]: === Iteration 107 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:25:11,241 INFO L82 PathProgramCache]: Analyzing trace with hash 116645548, now seen corresponding path program 5 times [2018-04-13 02:25:11,241 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:25:11,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:25:11,258 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:25:12,109 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:12,109 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:25:12,109 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-04-13 02:25:12,109 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:25:12,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:12,109 INFO L182 omatonBuilderFactory]: Interpolants [221859#(= 0 main_~list~0.offset), 221858#(= |main_#t~malloc0.offset| 0), 221857#false, 221856#true, 221863#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 221862#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 0 main_~list~0.offset) (= 8 (select |#length| |main_#t~malloc9.base|))), 221861#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 221860#(and (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset)), 221867#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 221866#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 221865#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 221864#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 221871#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~list~0.offset |main_#t~malloc9.offset|) (= 0 main_~list~0.offset)), 221870#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= 0 main_~list~0.offset)), 221869#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= 0 main_~list~0.offset) (not (= main_~list~0.base |main_#t~mem10.base|))), 221868#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 221875#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)) (and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))), 221874#(and (or (and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 main_~list~0.offset))) (or (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~list~0.base main_~end~0.base))), 221873#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 main_~list~0.offset) (= main_~list~0.offset |main_#t~mem10.offset|)), 221872#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 main_~list~0.offset) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 221879#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))), 221878#(or (and (= |main_#t~mem13.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.base| main_~list~0.base) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem13.base| main_~list~0.base)) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)))), 221877#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.offset)), 221876#(and (or (and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~list~0.offset |main_#t~malloc12.offset|)) (and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset |main_#t~malloc12.offset|))) (or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))), 221883#(and (= 0 |main_#t~mem22.offset|) (or (= 0 |main_#t~mem22.base|) (= 8 (select |#length| |main_#t~mem22.base|)))), 221882#(and (or (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 221881#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 221880#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| main_~list~0.base)))), 221885#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 221884#(and (= main_~end~0.offset 0) (or (= main_~end~0.base 0) (= 8 (select |#length| main_~end~0.base))))] [2018-04-13 02:25:12,110 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:12,110 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-13 02:25:12,110 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-13 02:25:12,110 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=760, Unknown=0, NotChecked=0, Total=870 [2018-04-13 02:25:12,110 INFO L87 Difference]: Start difference. First operand 2121 states and 2328 transitions. Second operand 30 states. [2018-04-13 02:25:15,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:25:15,316 INFO L93 Difference]: Finished difference Result 2369 states and 2599 transitions. [2018-04-13 02:25:15,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2018-04-13 02:25:15,316 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 124 [2018-04-13 02:25:15,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:25:15,317 INFO L225 Difference]: With dead ends: 2369 [2018-04-13 02:25:15,317 INFO L226 Difference]: Without dead ends: 2369 [2018-04-13 02:25:15,318 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2175 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=1278, Invalid=6204, Unknown=0, NotChecked=0, Total=7482 [2018-04-13 02:25:15,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2369 states. [2018-04-13 02:25:15,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2369 to 2155. [2018-04-13 02:25:15,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2155 states. [2018-04-13 02:25:15,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 2155 states and 2372 transitions. [2018-04-13 02:25:15,327 INFO L78 Accepts]: Start accepts. Automaton has 2155 states and 2372 transitions. Word has length 124 [2018-04-13 02:25:15,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:25:15,327 INFO L459 AbstractCegarLoop]: Abstraction has 2155 states and 2372 transitions. [2018-04-13 02:25:15,327 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-13 02:25:15,327 INFO L276 IsEmpty]: Start isEmpty. Operand 2155 states and 2372 transitions. [2018-04-13 02:25:15,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-04-13 02:25:15,328 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:25:15,328 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:25:15,328 INFO L408 AbstractCegarLoop]: === Iteration 108 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:25:15,328 INFO L82 PathProgramCache]: Analyzing trace with hash -1163994165, now seen corresponding path program 8 times [2018-04-13 02:25:15,329 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:25:15,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:25:15,338 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:25:15,832 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:15,833 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:25:15,833 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-13 02:25:15,833 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:25:15,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:15,833 INFO L182 omatonBuilderFactory]: Interpolants [226527#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 226526#(= 1 (select |#valid| main_~list~0.base)), 226525#false, 226524#true, 226531#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 226530#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 226529#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 226528#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 226535#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1)), 226534#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 226533#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~end~0.base)) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 226532#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 226539#(and (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~list~0.base) 0)) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 226538#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~list~0.base) 0)) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 226537#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc12.offset|) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (not (= (select |#valid| main_~list~0.base) 0)) (<= 0 main_~end~0.offset) (not (= main_~list~0.base |main_#t~malloc12.base|))), 226536#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 226543#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| main_~list~0.base) 0)))), 226542#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| main_~list~0.base) 0))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 226541#(and (or (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.offset |main_#t~mem14.offset|)) (or (and (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| main_~list~0.base) 0))) (= main_~end~0.base |main_#t~mem14.base|))), 226540#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~list~0.base) 0)) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 226547#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 226546#(and (not (= main_~end~0.base main_~list~0.base)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~malloc9.base|))), 226545#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| main_~list~0.base) 0))), 226544#(or (not |main_#t~short17|) (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| main_~list~0.base) 0)))), 226551#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 226550#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1)), 226549#(and (not (= main_~end~0.base main_~list~0.base)) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 226548#(and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~mem10.base|))), 226554#(= 1 (select |#valid| main_~end~0.base)), 226553#(= 1 (select |#valid| |main_#t~mem22.base|)), 226552#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))] [2018-04-13 02:25:15,833 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:15,833 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-13 02:25:15,833 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-13 02:25:15,834 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=800, Unknown=0, NotChecked=0, Total=930 [2018-04-13 02:25:15,834 INFO L87 Difference]: Start difference. First operand 2155 states and 2372 transitions. Second operand 31 states. [2018-04-13 02:25:17,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:25:17,607 INFO L93 Difference]: Finished difference Result 2522 states and 2784 transitions. [2018-04-13 02:25:17,607 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-04-13 02:25:17,607 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 124 [2018-04-13 02:25:17,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:25:17,609 INFO L225 Difference]: With dead ends: 2522 [2018-04-13 02:25:17,609 INFO L226 Difference]: Without dead ends: 2522 [2018-04-13 02:25:17,609 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 870 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=762, Invalid=3270, Unknown=0, NotChecked=0, Total=4032 [2018-04-13 02:25:17,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2522 states. [2018-04-13 02:25:17,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2522 to 2257. [2018-04-13 02:25:17,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2257 states. [2018-04-13 02:25:17,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 2257 states and 2482 transitions. [2018-04-13 02:25:17,621 INFO L78 Accepts]: Start accepts. Automaton has 2257 states and 2482 transitions. Word has length 124 [2018-04-13 02:25:17,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:25:17,622 INFO L459 AbstractCegarLoop]: Abstraction has 2257 states and 2482 transitions. [2018-04-13 02:25:17,622 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-13 02:25:17,622 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 2482 transitions. [2018-04-13 02:25:17,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-04-13 02:25:17,623 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:25:17,623 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:25:17,623 INFO L408 AbstractCegarLoop]: === Iteration 109 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:25:17,623 INFO L82 PathProgramCache]: Analyzing trace with hash -1163994164, now seen corresponding path program 6 times [2018-04-13 02:25:17,623 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:25:17,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:25:17,634 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:25:18,757 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:18,757 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:25:18,757 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2018-04-13 02:25:18,757 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:25:18,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:18,758 INFO L182 omatonBuilderFactory]: Interpolants [231427#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset |main_#t~mem10.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~list~0.offset |main_#t~mem10.offset|))), 231426#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 231425#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset |main_#t~malloc9.offset|) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset |main_#t~malloc9.offset|) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 231424#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 231431#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 231430#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 231429#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 231428#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 231434#(and (= main_~end~0.offset 0) (<= 8 (select |#length| main_~end~0.base))), 231433#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= main_~end~0.offset 0) (<= 8 (select |#length| main_~end~0.base)))), 231432#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 0 |main_#t~mem22.offset|) (<= 8 (select |#length| |main_#t~mem22.base|)))), 231403#(= main_~list~0.offset 0), 231402#(= |main_#t~malloc0.offset| 0), 231401#false, 231400#true, 231407#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 231406#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|)) (not (= |main_#t~malloc9.base| 0))), 231405#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 231404#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 231411#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 231410#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 231409#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 231408#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 231415#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1)), 231414#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 231413#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 |main_#t~mem10.offset|)), 231412#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#length| main_~end~0.base) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 231419#(and (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base)) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (or (and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base)) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 231418#(and (= |main_#t~mem13.offset| 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset)) (and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base)))) (and (or (and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset)) (and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 231417#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 231416#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 |main_#t~malloc12.offset|) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= main_~list~0.offset |main_#t~malloc12.offset|)), 231423#(or (not |main_#t~short17|) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 231422#(and (or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (= |main_#t~mem15.offset| 0)), 231421#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 231420#(and (or (= main_~end~0.base |main_#t~mem14.base|) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~list~0.offset 0) (not (= (+ |main_#t~mem14.offset| 4) main_~list~0.offset)) (= |main_#t~mem14.base| main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (= main_~end~0.base |main_#t~mem14.base|)) (or (and (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))) (not (= main_~end~0.base |main_#t~mem14.base|))))] [2018-04-13 02:25:18,758 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:18,758 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-13 02:25:18,758 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-13 02:25:18,758 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=1035, Unknown=0, NotChecked=0, Total=1190 [2018-04-13 02:25:18,758 INFO L87 Difference]: Start difference. First operand 2257 states and 2482 transitions. Second operand 35 states. [2018-04-13 02:25:19,660 WARN L151 SmtUtils]: Spent 117ms on a formula simplification. DAG size of input: 88 DAG size of output 66 [2018-04-13 02:25:20,049 WARN L151 SmtUtils]: Spent 117ms on a formula simplification. DAG size of input: 101 DAG size of output 79 [2018-04-13 02:25:21,441 WARN L151 SmtUtils]: Spent 118ms on a formula simplification. DAG size of input: 86 DAG size of output 67 [2018-04-13 02:25:23,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:25:23,411 INFO L93 Difference]: Finished difference Result 2799 states and 3086 transitions. [2018-04-13 02:25:23,411 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2018-04-13 02:25:23,411 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 124 [2018-04-13 02:25:23,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:25:23,413 INFO L225 Difference]: With dead ends: 2799 [2018-04-13 02:25:23,413 INFO L226 Difference]: Without dead ends: 2799 [2018-04-13 02:25:23,413 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 2 SyntacticMatches, 5 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3026 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=1947, Invalid=7755, Unknown=0, NotChecked=0, Total=9702 [2018-04-13 02:25:23,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2799 states. [2018-04-13 02:25:23,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2799 to 2393. [2018-04-13 02:25:23,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2393 states. [2018-04-13 02:25:23,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2393 states to 2393 states and 2628 transitions. [2018-04-13 02:25:23,423 INFO L78 Accepts]: Start accepts. Automaton has 2393 states and 2628 transitions. Word has length 124 [2018-04-13 02:25:23,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:25:23,424 INFO L459 AbstractCegarLoop]: Abstraction has 2393 states and 2628 transitions. [2018-04-13 02:25:23,424 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-13 02:25:23,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2393 states and 2628 transitions. [2018-04-13 02:25:23,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-04-13 02:25:23,424 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:25:23,424 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:25:23,425 INFO L408 AbstractCegarLoop]: === Iteration 110 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:25:23,425 INFO L82 PathProgramCache]: Analyzing trace with hash -1669012821, now seen corresponding path program 9 times [2018-04-13 02:25:23,425 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:25:23,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:25:23,437 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:25:23,774 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:23,775 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:25:23,775 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-04-13 02:25:23,775 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:25:23,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:23,775 INFO L182 omatonBuilderFactory]: Interpolants [236755#true, 236759#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 236758#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 236757#(= 1 (select |#valid| main_~list~0.base)), 236756#false, 236763#(and (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 236762#(and (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 236761#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 236760#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 236767#(and (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 236766#(and (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= (select |#valid| main_~list~0.base) 1)), 236765#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 236764#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|))), 236771#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| main_~list~0.base) 0))), 236770#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select |#valid| main_~list~0.base) 0)) (= 1 (select |#valid| main_~end~0.base))), 236769#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 236768#(and (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 236775#(and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~mem10.base|))), 236774#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 236773#(and (not (= main_~end~0.base main_~list~0.base)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~malloc9.base|))), 236772#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| main_~list~0.base) 0))), 236779#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))), 236778#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 236777#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1)), 236776#(and (not (= main_~end~0.base main_~list~0.base)) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 236781#(= 1 (select |#valid| main_~end~0.base)), 236780#(= 1 (select |#valid| |main_#t~mem22.base|))] [2018-04-13 02:25:23,775 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:23,775 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-13 02:25:23,776 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-13 02:25:23,776 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=606, Unknown=0, NotChecked=0, Total=702 [2018-04-13 02:25:23,776 INFO L87 Difference]: Start difference. First operand 2393 states and 2628 transitions. Second operand 27 states. [2018-04-13 02:25:24,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:25:24,810 INFO L93 Difference]: Finished difference Result 2960 states and 3282 transitions. [2018-04-13 02:25:24,810 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-13 02:25:24,810 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 124 [2018-04-13 02:25:24,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:25:24,811 INFO L225 Difference]: With dead ends: 2960 [2018-04-13 02:25:24,811 INFO L226 Difference]: Without dead ends: 2960 [2018-04-13 02:25:24,811 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 665 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=526, Invalid=2230, Unknown=0, NotChecked=0, Total=2756 [2018-04-13 02:25:24,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2960 states. [2018-04-13 02:25:24,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2960 to 2495. [2018-04-13 02:25:24,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2495 states. [2018-04-13 02:25:24,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 2495 states and 2738 transitions. [2018-04-13 02:25:24,822 INFO L78 Accepts]: Start accepts. Automaton has 2495 states and 2738 transitions. Word has length 124 [2018-04-13 02:25:24,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:25:24,822 INFO L459 AbstractCegarLoop]: Abstraction has 2495 states and 2738 transitions. [2018-04-13 02:25:24,822 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-13 02:25:24,822 INFO L276 IsEmpty]: Start isEmpty. Operand 2495 states and 2738 transitions. [2018-04-13 02:25:24,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-04-13 02:25:24,823 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:25:24,823 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:25:24,823 INFO L408 AbstractCegarLoop]: === Iteration 111 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:25:24,823 INFO L82 PathProgramCache]: Analyzing trace with hash -1669012820, now seen corresponding path program 7 times [2018-04-13 02:25:24,824 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:25:24,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:25:24,836 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:25:25,613 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:25,613 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:25:25,613 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2018-04-13 02:25:25,613 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:25:25,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:25,614 INFO L182 omatonBuilderFactory]: Interpolants [242307#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 8 (select |#length| main_~end~0.base))), 242306#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) |main_#t~malloc9.offset|)) (= |main_#t~malloc9.offset| main_~list~0.offset) (= 8 (select |#length| main_~end~0.base))), 242305#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 242304#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 242311#(or (and (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))), 242310#(or (and (= main_~list~0.offset |main_#t~malloc9.offset|) (= main_~list~0.base |main_#t~malloc9.base|)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~malloc9.base|))) (and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|)))), 242309#(or (and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1))), 242308#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) |main_#t~mem10.offset|)) 1) (= main_~list~0.offset |main_#t~mem10.offset|)), 242315#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 242314#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 242313#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 242312#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~mem10.base|))) (and (= |main_#t~mem10.base| main_~list~0.base) (= main_~list~0.offset |main_#t~mem10.offset|))), 242319#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base)))), 242318#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|))), 242317#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 242316#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 242320#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 242291#(= |main_#t~malloc0.offset| 0), 242290#false, 242289#true, 242295#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 0 main_~list~0.offset) (= 8 (select |#length| |main_#t~malloc9.base|))), 242294#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 242293#(and (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset)), 242292#(= 0 main_~list~0.offset), 242299#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 242298#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 242297#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 242296#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 242303#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base))), 242302#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 8 (select |#length| main_~end~0.base))), 242301#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base))), 242300#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= 8 (select |#length| main_~end~0.base)))] [2018-04-13 02:25:25,614 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:25,614 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-13 02:25:25,614 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-13 02:25:25,614 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=831, Unknown=0, NotChecked=0, Total=992 [2018-04-13 02:25:25,614 INFO L87 Difference]: Start difference. First operand 2495 states and 2738 transitions. Second operand 32 states. [2018-04-13 02:25:28,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:25:28,195 INFO L93 Difference]: Finished difference Result 3217 states and 3550 transitions. [2018-04-13 02:25:28,195 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2018-04-13 02:25:28,195 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 124 [2018-04-13 02:25:28,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:25:28,197 INFO L225 Difference]: With dead ends: 3217 [2018-04-13 02:25:28,198 INFO L226 Difference]: Without dead ends: 3217 [2018-04-13 02:25:28,198 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1710 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=1156, Invalid=5006, Unknown=0, NotChecked=0, Total=6162 [2018-04-13 02:25:28,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3217 states. [2018-04-13 02:25:28,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3217 to 2677. [2018-04-13 02:25:28,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2677 states. [2018-04-13 02:25:28,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2677 states to 2677 states and 2940 transitions. [2018-04-13 02:25:28,216 INFO L78 Accepts]: Start accepts. Automaton has 2677 states and 2940 transitions. Word has length 124 [2018-04-13 02:25:28,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:25:28,216 INFO L459 AbstractCegarLoop]: Abstraction has 2677 states and 2940 transitions. [2018-04-13 02:25:28,216 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-13 02:25:28,216 INFO L276 IsEmpty]: Start isEmpty. Operand 2677 states and 2940 transitions. [2018-04-13 02:25:28,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-04-13 02:25:28,218 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:25:28,218 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:25:28,218 INFO L408 AbstractCegarLoop]: === Iteration 112 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:25:28,218 INFO L82 PathProgramCache]: Analyzing trace with hash -1318047605, now seen corresponding path program 3 times [2018-04-13 02:25:28,219 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:25:28,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:25:28,236 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:25:29,394 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:29,394 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:25:29,394 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2018-04-13 02:25:29,394 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:25:29,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:29,395 INFO L182 omatonBuilderFactory]: Interpolants [248323#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 248322#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 248321#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 248320#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 248327#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 248326#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (not (= (select |#valid| main_~end~0.base) 0)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 248325#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 248324#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 248331#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 248330#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| |main_#t~malloc12.base|)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))), 248329#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (not (= (select |#valid| main_~end~0.base) 0))), 248328#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 248335#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 248334#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 248333#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~mem14.base|)) (not (= |main_#t~mem14.base| main_~list~0.base)) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)))), 248332#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= main_~list~0.offset main_~end~0.offset) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 248339#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 248338#(and (= main_~end~0.offset 0) (or (= main_~end~0.base 0) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 248337#(and (= 0 |main_#t~mem22.offset|) (or (= 0 |main_#t~mem22.base|) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4))))))), 248336#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4))))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 248343#(= 1 (select |#valid| main_~inner~0.base)), 248342#(= 1 (select |#valid| |main_#t~mem18.base|)), 248341#(and (= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 248340#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (= 0 |main_#t~mem22.offset|)), 248311#(= |main_#t~malloc0.offset| 0), 248310#false, 248309#true, 248315#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 248314#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 248313#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 248312#(= main_~list~0.offset 0), 248319#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 248318#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 248317#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 248316#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0))] [2018-04-13 02:25:29,395 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:29,395 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-13 02:25:29,395 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-13 02:25:29,395 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=1073, Unknown=0, NotChecked=0, Total=1190 [2018-04-13 02:25:29,395 INFO L87 Difference]: Start difference. First operand 2677 states and 2940 transitions. Second operand 35 states. [2018-04-13 02:25:33,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:25:33,274 INFO L93 Difference]: Finished difference Result 2930 states and 3210 transitions. [2018-04-13 02:25:33,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2018-04-13 02:25:33,275 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 124 [2018-04-13 02:25:33,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:25:33,276 INFO L225 Difference]: With dead ends: 2930 [2018-04-13 02:25:33,276 INFO L226 Difference]: Without dead ends: 2930 [2018-04-13 02:25:33,276 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 2 SyntacticMatches, 8 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2008 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=838, Invalid=6818, Unknown=0, NotChecked=0, Total=7656 [2018-04-13 02:25:33,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2930 states. [2018-04-13 02:25:33,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2930 to 2677. [2018-04-13 02:25:33,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2677 states. [2018-04-13 02:25:33,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2677 states to 2677 states and 2938 transitions. [2018-04-13 02:25:33,288 INFO L78 Accepts]: Start accepts. Automaton has 2677 states and 2938 transitions. Word has length 124 [2018-04-13 02:25:33,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:25:33,288 INFO L459 AbstractCegarLoop]: Abstraction has 2677 states and 2938 transitions. [2018-04-13 02:25:33,288 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-13 02:25:33,288 INFO L276 IsEmpty]: Start isEmpty. Operand 2677 states and 2938 transitions. [2018-04-13 02:25:33,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-04-13 02:25:33,289 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:25:33,289 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:25:33,289 INFO L408 AbstractCegarLoop]: === Iteration 113 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:25:33,289 INFO L82 PathProgramCache]: Analyzing trace with hash -1318047604, now seen corresponding path program 3 times [2018-04-13 02:25:33,290 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:25:33,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:25:33,303 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:25:34,181 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 13 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:34,181 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:25:34,181 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2018-04-13 02:25:34,181 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:25:34,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:34,181 INFO L182 omatonBuilderFactory]: Interpolants [254083#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))))), 254082#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))))), 254081#(and (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 254080#(and (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= main_~end~0.base |main_#t~mem13.base|))), 254087#(or (<= (+ main_~end~0.offset 1) 0) (and (<= 1 main_~end~0.offset) (= 8 (select |#length| main_~end~0.base))) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 254086#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (<= (+ main_~end~0.offset 1) 0) (and (<= 1 main_~end~0.offset) (= 8 (select |#length| main_~end~0.base))) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 254085#(or (and (= 8 (select |#length| |main_#t~mem22.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))))) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|))), 254084#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))))), 254090#(<= (+ main_~end~0.offset 1) 0), 254089#(or (<= (+ main_~end~0.offset 1) 0) (not (= 0 main_~inner~0.base))), 254088#(or (not (= 0 |main_#t~mem18.base|)) (<= (+ main_~end~0.offset 1) 0)), 254059#(= |main_#t~malloc0.offset| 0), 254058#false, 254057#true, 254063#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|))), 254062#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~list~0.base) 1)), 254061#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 254060#(= main_~list~0.offset 0), 254067#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 254066#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 254065#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 254064#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 254071#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base |main_#t~mem14.base|)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base))), 254070#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= (select |#valid| main_~list~0.base) 1) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base))), 254069#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base))), 254068#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= 0 |main_#t~malloc12.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= 8 (select |#length| main_~end~0.base))), 254075#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))) (and (= |main_#t~mem10.base| main_~list~0.base) (= main_~list~0.offset |main_#t~mem10.offset|))), 254074#(or (and (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~end~0.offset 0) (not (= (select |#valid| main_~list~0.base) 0)) (<= 0 main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base)) (not (= (select |#valid| main_~end~0.base) 0)))), 254073#(and (or (and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~end~0.offset 0) (not (= (select |#valid| main_~list~0.base) 0)) (<= 0 main_~end~0.offset) (not (= main_~list~0.base |main_#t~malloc9.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base))) (and (= main_~list~0.offset |main_#t~malloc9.offset|) (= |main_#t~malloc9.base| main_~list~0.base))) (not (= main_~end~0.base |main_#t~malloc9.base|))), 254072#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base))), 254079#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 254078#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~malloc12.base|))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 254077#(and (= (select |#valid| main_~end~0.base) 1) (or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 254076#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)))] [2018-04-13 02:25:34,181 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 13 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:34,182 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-13 02:25:34,182 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-13 02:25:34,182 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=979, Unknown=0, NotChecked=0, Total=1122 [2018-04-13 02:25:34,182 INFO L87 Difference]: Start difference. First operand 2677 states and 2938 transitions. Second operand 34 states. [2018-04-13 02:25:36,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:25:36,780 INFO L93 Difference]: Finished difference Result 2766 states and 3033 transitions. [2018-04-13 02:25:36,780 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-04-13 02:25:36,780 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 124 [2018-04-13 02:25:36,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:25:36,782 INFO L225 Difference]: With dead ends: 2766 [2018-04-13 02:25:36,782 INFO L226 Difference]: Without dead ends: 2750 [2018-04-13 02:25:36,782 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1546 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=855, Invalid=4845, Unknown=0, NotChecked=0, Total=5700 [2018-04-13 02:25:36,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2750 states. [2018-04-13 02:25:36,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2750 to 2597. [2018-04-13 02:25:36,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2597 states. [2018-04-13 02:25:36,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2597 states to 2597 states and 2849 transitions. [2018-04-13 02:25:36,793 INFO L78 Accepts]: Start accepts. Automaton has 2597 states and 2849 transitions. Word has length 124 [2018-04-13 02:25:36,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:25:36,793 INFO L459 AbstractCegarLoop]: Abstraction has 2597 states and 2849 transitions. [2018-04-13 02:25:36,793 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-13 02:25:36,793 INFO L276 IsEmpty]: Start isEmpty. Operand 2597 states and 2849 transitions. [2018-04-13 02:25:36,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-04-13 02:25:36,794 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:25:36,794 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:25:36,794 INFO L408 AbstractCegarLoop]: === Iteration 114 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:25:36,794 INFO L82 PathProgramCache]: Analyzing trace with hash -1040695829, now seen corresponding path program 1 times [2018-04-13 02:25:36,795 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:25:36,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:25:36,801 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:25:38,196 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:25:38,196 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:25:38,196 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-13 02:25:38,196 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:25:38,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:38,197 INFO L182 omatonBuilderFactory]: Interpolants [259539#false, 259538#true, 259543#(and (= 0 main_~list~0.offset) (= (store |#valid| main_~list~0.base 0) |old(#valid)|) (= (select |#valid| main_~list~0.base) 1)), 259542#(and (= 0 main_~list~0.offset) (= (store |#valid| main_~list~0.base 0) |old(#valid)|)), 259541#(and (= (store |#valid| |main_#t~malloc0.base| 0) |old(#valid)|) (= 0 |main_#t~malloc0.offset|)), 259540#(= |#valid| |old(#valid)|), 259547#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (or (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0) |old(#valid)|) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 259546#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (or (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0) |old(#valid)|) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~mem3.base|))), 259545#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0) |old(#valid)|) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 259544#(and (not (= main_~list~0.base |main_#t~malloc2.base|)) (= 0 main_~list~0.offset) (= 0 |main_#t~malloc2.offset|) (= |old(#valid)| (store (store |#valid| main_~list~0.base 0) |main_#t~malloc2.base| 0))), 259551#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) |main_#t~malloc9.base|)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= main_~end~0.offset main_~list~0.offset) (= (store (store (store |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0) main_~list~0.base 0) |main_#t~malloc9.base| 0) |old(#valid)|)))), 259550#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (= (select |#valid| main_~end~0.base) 1) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (and (= main_~list~0.offset main_~end~0.offset) (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0) |old(#valid)|) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)))), 259549#(and (or (and (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0) |old(#valid)|) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 259548#(and (or (and (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0) |old(#valid)|) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= main_~list~0.base |main_#t~mem4.base|)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (or (= main_~list~0.offset |main_#t~mem4.offset|) (not (= main_~list~0.base |main_#t~mem4.base|)))), 259555#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= |old(#valid)| (store (store (store |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0) main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))))), 259554#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= |old(#valid)| (store (store (store |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0) main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))))), 259553#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (or (and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= |old(#valid)| (store (store (store |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0) main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 259552#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (or (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))) (and (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset))) (= main_~end~0.offset main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= |old(#valid)| (store (store (store |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)) 0) main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0))))), 259559#(and (= main_~list~0.offset 0) (or (and (not (= main_~end~0.offset 0)) (= main_~end~0.base 0)) (and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (store (store (store |#valid| main_~end~0.base 0) main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))))), 259558#(and (= main_~list~0.offset 0) (or (and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (store (store (store |#valid| main_~end~0.base 0) main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (= main_~end~0.base 0))), 259557#(and (= main_~list~0.offset 0) (or (= 0 |main_#t~mem23.base|) (and (not (= |main_#t~mem23.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= |old(#valid)| (store (store (store |#valid| |main_#t~mem23.base| 0) main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base |main_#t~mem23.base|))))), 259556#(and (= main_~list~0.offset 0) (or (and (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset))) (= |old(#valid)| (store (store (store |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)) 0) main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= main_~list~0.base main_~end~0.base)), 259563#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= |old(#valid)| (store (store |#valid| main_~list~0.base 0) main_~end~0.base 0))), 259562#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem26.base|)) (= |old(#valid)| (store (store |#valid| main_~list~0.base 0) |main_#t~mem26.base| 0))), 259561#(and (= main_~list~0.offset 0) (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 259560#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (store (store (store |#valid| main_~end~0.base 0) main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 259566#(= (store |#valid| main_~list~0.base 0) |old(#valid)|), 259565#(= (store |#valid| main_~end~0.base 0) |old(#valid)|), 259564#(and (not (= main_~list~0.base main_~end~0.base)) (= |old(#valid)| (store (store |#valid| main_~list~0.base 0) main_~end~0.base 0)))] [2018-04-13 02:25:38,197 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:25:38,197 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-13 02:25:38,197 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-13 02:25:38,197 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=742, Unknown=0, NotChecked=0, Total=812 [2018-04-13 02:25:38,197 INFO L87 Difference]: Start difference. First operand 2597 states and 2849 transitions. Second operand 29 states. [2018-04-13 02:25:40,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:25:40,147 INFO L93 Difference]: Finished difference Result 2607 states and 2858 transitions. [2018-04-13 02:25:40,147 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-04-13 02:25:40,147 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 125 [2018-04-13 02:25:40,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:25:40,149 INFO L225 Difference]: With dead ends: 2607 [2018-04-13 02:25:40,149 INFO L226 Difference]: Without dead ends: 2522 [2018-04-13 02:25:40,149 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 11 SyntacticMatches, 10 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 574 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=277, Invalid=2915, Unknown=0, NotChecked=0, Total=3192 [2018-04-13 02:25:40,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2522 states. [2018-04-13 02:25:40,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2522 to 2522. [2018-04-13 02:25:40,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2522 states. [2018-04-13 02:25:40,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2522 states to 2522 states and 2771 transitions. [2018-04-13 02:25:40,160 INFO L78 Accepts]: Start accepts. Automaton has 2522 states and 2771 transitions. Word has length 125 [2018-04-13 02:25:40,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:25:40,160 INFO L459 AbstractCegarLoop]: Abstraction has 2522 states and 2771 transitions. [2018-04-13 02:25:40,160 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-13 02:25:40,160 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 2771 transitions. [2018-04-13 02:25:40,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-04-13 02:25:40,161 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:25:40,161 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:25:40,161 INFO L408 AbstractCegarLoop]: === Iteration 115 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:25:40,161 INFO L82 PathProgramCache]: Analyzing trace with hash 1671300493, now seen corresponding path program 1 times [2018-04-13 02:25:40,161 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:25:40,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:25:40,180 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:25:40,652 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 7 proven. 27 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:25:40,653 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:25:40,653 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-13 02:25:40,653 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:25:40,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:40,653 INFO L182 omatonBuilderFactory]: Interpolants [264772#(or (not (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 1 main_~list~0.offset) (not (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= (+ main_~list~0.offset 1) 0)), 264773#(or (not (= 0 |main_#t~mem23.offset|)) (not (= 0 |main_#t~mem23.base|)) (not (= 0 main_~list~0.offset))), 264774#(or (not (= 0 main_~end~0.base)) (not (= 0 main_~list~0.offset)) (not (= 0 main_~end~0.offset))), 264775#(not (= 0 main_~list~0.offset)), 264768#(and (= main_~list~0.offset 0) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))))), 264769#(and (= main_~list~0.offset 0) (or (and (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (= |main_#t~mem26.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (and (= |main_#t~mem26.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (= |main_#t~mem26.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 264770#(and (= main_~list~0.offset 0) (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))))) (and (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 264771#(or (not (= main_~end~0.offset 0)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4)))) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ 0 4))))), 264756#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|)), 264757#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 264758#(and (= main_~list~0.offset 0) (= 0 |main_#t~mem10.offset|)), 264759#(and (= main_~list~0.offset 0) (= main_~end~0.offset 0)), 264752#true, 264753#false, 264754#(= 0 |main_#t~malloc0.offset|), 264755#(= main_~list~0.offset 0), 264764#(and (= main_~list~0.offset 0) (or (not (= main_~list~0.offset main_~end~0.offset)) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem18.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem18.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (< main_~end~0.offset (+ main_~list~0.offset 1)))), 264765#(and (= main_~list~0.offset 0) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (< main_~end~0.offset (+ main_~list~0.offset 1))) (or (not (= main_~list~0.offset main_~end~0.offset)) (and (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~inner~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))))), 264766#(and (= main_~list~0.offset 0) (or (not (= main_~list~0.offset main_~end~0.offset)) (and (or (and (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 main_~inner~0.base)) (or (not (= 0 main_~inner~0.base)) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~inner~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= 0 main_~inner~0.offset)))))) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (< main_~end~0.offset (+ main_~list~0.offset 1)))), 264767#(and (= main_~list~0.offset 0) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (< main_~end~0.offset (+ main_~list~0.offset 1))) (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (not (= main_~list~0.offset main_~end~0.offset)) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))))), 264760#(and (= main_~list~0.offset 0) (= main_~list~0.offset main_~end~0.offset) (= main_~list~0.base main_~end~0.base)), 264761#(and (= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.base|) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.offset|)), 264762#(and (= main_~list~0.offset 0) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.offset main_~end~0.offset))) (or (< main_~end~0.offset (+ main_~list~0.offset 1)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 264763#(and (= main_~list~0.offset 0) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (< main_~end~0.offset (+ main_~list~0.offset 1))) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.offset main_~end~0.offset))))] [2018-04-13 02:25:40,653 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 7 proven. 27 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:25:40,653 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-13 02:25:40,653 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-13 02:25:40,654 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=477, Unknown=0, NotChecked=0, Total=552 [2018-04-13 02:25:40,654 INFO L87 Difference]: Start difference. First operand 2522 states and 2771 transitions. Second operand 24 states. [2018-04-13 02:25:41,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:25:41,892 INFO L93 Difference]: Finished difference Result 2872 states and 3166 transitions. [2018-04-13 02:25:41,893 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-04-13 02:25:41,893 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 126 [2018-04-13 02:25:41,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:25:41,894 INFO L225 Difference]: With dead ends: 2872 [2018-04-13 02:25:41,894 INFO L226 Difference]: Without dead ends: 2866 [2018-04-13 02:25:41,895 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 3 SyntacticMatches, 7 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1127 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=518, Invalid=3264, Unknown=0, NotChecked=0, Total=3782 [2018-04-13 02:25:41,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2866 states. [2018-04-13 02:25:41,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2866 to 2790. [2018-04-13 02:25:41,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2790 states. [2018-04-13 02:25:41,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2790 states to 2790 states and 3100 transitions. [2018-04-13 02:25:41,906 INFO L78 Accepts]: Start accepts. Automaton has 2790 states and 3100 transitions. Word has length 126 [2018-04-13 02:25:41,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:25:41,907 INFO L459 AbstractCegarLoop]: Abstraction has 2790 states and 3100 transitions. [2018-04-13 02:25:41,907 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-13 02:25:41,907 INFO L276 IsEmpty]: Start isEmpty. Operand 2790 states and 3100 transitions. [2018-04-13 02:25:41,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-04-13 02:25:41,907 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:25:41,907 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:25:41,908 INFO L408 AbstractCegarLoop]: === Iteration 116 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:25:41,908 INFO L82 PathProgramCache]: Analyzing trace with hash 1870365320, now seen corresponding path program 1 times [2018-04-13 02:25:41,908 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:25:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:25:41,915 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:25:42,431 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-13 02:25:42,431 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:25:42,431 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-13 02:25:42,432 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:25:42,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:42,432 INFO L182 omatonBuilderFactory]: Interpolants [270532#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))), 270533#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem26.base|) (+ main_~list~0.offset 4))) (= |main_#t~mem26.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 270534#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 270535#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ 0 4))) (= 0 main_~end~0.offset)), 270528#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~mem14.base|)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem14.offset| 0) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 270529#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 270530#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= |main_#t~mem15.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= |main_#t~mem15.offset| 0)), 270531#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))), 270536#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset)), 270537#(= 0 |main_#t~mem23.offset|), 270538#(= main_~end~0.offset 0), 270516#(= 0 |main_#t~malloc0.offset|), 270517#(= main_~list~0.offset 0), 270518#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 270519#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 270514#true, 270515#false, 270524#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 270525#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 270526#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 270527#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 270520#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 270521#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 270522#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 270523#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1))] [2018-04-13 02:25:42,432 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-13 02:25:42,432 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-13 02:25:42,433 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-13 02:25:42,433 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=497, Unknown=0, NotChecked=0, Total=600 [2018-04-13 02:25:42,433 INFO L87 Difference]: Start difference. First operand 2790 states and 3100 transitions. Second operand 25 states. [2018-04-13 02:25:44,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:25:44,152 INFO L93 Difference]: Finished difference Result 2859 states and 3165 transitions. [2018-04-13 02:25:44,192 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2018-04-13 02:25:44,193 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 128 [2018-04-13 02:25:44,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:25:44,194 INFO L225 Difference]: With dead ends: 2859 [2018-04-13 02:25:44,194 INFO L226 Difference]: Without dead ends: 2859 [2018-04-13 02:25:44,195 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1710 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1174, Invalid=4678, Unknown=0, NotChecked=0, Total=5852 [2018-04-13 02:25:44,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2859 states. [2018-04-13 02:25:44,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2859 to 2813. [2018-04-13 02:25:44,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2813 states. [2018-04-13 02:25:44,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2813 states to 2813 states and 3124 transitions. [2018-04-13 02:25:44,206 INFO L78 Accepts]: Start accepts. Automaton has 2813 states and 3124 transitions. Word has length 128 [2018-04-13 02:25:44,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:25:44,207 INFO L459 AbstractCegarLoop]: Abstraction has 2813 states and 3124 transitions. [2018-04-13 02:25:44,207 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-13 02:25:44,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2813 states and 3124 transitions. [2018-04-13 02:25:44,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-04-13 02:25:44,207 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:25:44,208 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:25:44,208 INFO L408 AbstractCegarLoop]: === Iteration 117 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:25:44,208 INFO L82 PathProgramCache]: Analyzing trace with hash -269035939, now seen corresponding path program 10 times [2018-04-13 02:25:44,208 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:25:44,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:25:44,222 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:25:44,849 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:44,849 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:25:44,849 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2018-04-13 02:25:44,850 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:25:44,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:44,850 INFO L182 omatonBuilderFactory]: Interpolants [276316#false, 276317#(= |main_#t~malloc0.offset| 0), 276318#(= main_~list~0.offset 0), 276319#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 276315#true, 276324#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 276325#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 276326#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~end~0.base)) (= (select |#valid| main_~list~0.base) 1)), 276327#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1)), 276320#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 276321#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 276322#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 276323#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 276332#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 276333#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~list~0.base) 0))), 276334#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| main_~list~0.base) 0))), 276335#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| main_~list~0.base) 0))), 276328#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1)), 276329#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 276330#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 276331#(and (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~list~0.base) 0))), 276340#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1)), 276341#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (not (= main_~end~0.base main_~list~0.base)) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (not (= main_~list~0.base |main_#t~malloc12.base|))) (and (= 0 |main_#t~malloc12.offset|) (= main_~list~0.base |main_#t~malloc12.base|) (= main_~list~0.offset |main_#t~malloc12.offset|)))), 276342#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))))), 276343#(and (or (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (not (= |main_#t~mem13.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 276336#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~malloc9.base|))), 276337#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 276338#(and (= main_~list~0.offset 0) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~mem10.base|))), 276339#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 276348#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (= 1 (select |#valid| |main_#t~mem22.base|))), 276349#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (= 1 (select |#valid| main_~end~0.base))), 276350#(= 1 (select |#valid| main_~end~0.base)), 276344#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))))), 276345#(and (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (not (= |main_#t~mem14.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))))), 276346#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 276347#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))] [2018-04-13 02:25:44,850 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:44,850 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-13 02:25:44,850 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-13 02:25:44,850 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=1106, Unknown=0, NotChecked=0, Total=1260 [2018-04-13 02:25:44,851 INFO L87 Difference]: Start difference. First operand 2813 states and 3124 transitions. Second operand 36 states. [2018-04-13 02:25:46,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:25:46,790 INFO L93 Difference]: Finished difference Result 2885 states and 3187 transitions. [2018-04-13 02:25:46,790 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-04-13 02:25:46,790 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 129 [2018-04-13 02:25:46,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:25:46,791 INFO L225 Difference]: With dead ends: 2885 [2018-04-13 02:25:46,791 INFO L226 Difference]: Without dead ends: 2885 [2018-04-13 02:25:46,792 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1256 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=1016, Invalid=4096, Unknown=0, NotChecked=0, Total=5112 [2018-04-13 02:25:46,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2885 states. [2018-04-13 02:25:46,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2885 to 2563. [2018-04-13 02:25:46,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2563 states. [2018-04-13 02:25:46,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 2850 transitions. [2018-04-13 02:25:46,803 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 2850 transitions. Word has length 129 [2018-04-13 02:25:46,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:25:46,803 INFO L459 AbstractCegarLoop]: Abstraction has 2563 states and 2850 transitions. [2018-04-13 02:25:46,803 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-13 02:25:46,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 2850 transitions. [2018-04-13 02:25:46,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-04-13 02:25:46,804 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:25:46,804 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:25:46,804 INFO L408 AbstractCegarLoop]: === Iteration 118 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:25:46,804 INFO L82 PathProgramCache]: Analyzing trace with hash -1127409506, now seen corresponding path program 8 times [2018-04-13 02:25:46,804 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:25:46,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:25:46,822 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:25:47,731 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:47,731 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:25:47,731 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-04-13 02:25:47,731 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:25:47,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:47,732 INFO L182 omatonBuilderFactory]: Interpolants [281871#true, 281876#(and (= main_~end~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 281877#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|))), 281878#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 281879#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 281872#false, 281873#(= |main_#t~malloc0.offset| 0), 281874#(= 0 main_~list~0.offset), 281875#(and (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset)), 281884#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| main_~end~0.base))), 281885#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| main_~end~0.base))), 281886#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 281887#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 281880#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 281881#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 281882#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= 8 (select |#length| main_~end~0.base))), 281883#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| main_~end~0.base))), 281892#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (= 0 |main_#t~malloc12.offset|) (= main_~list~0.base |main_#t~malloc12.base|) (= main_~list~0.offset |main_#t~malloc12.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~malloc12.base|))))), 281893#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 281894#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (not (= main_~end~0.base |main_#t~mem13.base|))), 281895#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 281888#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 281889#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|))), 281890#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1)), 281891#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select |#valid| main_~end~0.base) 1)), 281900#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~mem10.base|))) (and (= |main_#t~mem10.base| main_~list~0.base) (= main_~list~0.offset |main_#t~mem10.offset|))), 281901#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 281902#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 281903#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 281896#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| main_~list~0.base))) (and (= main_~list~0.offset 0) (not (= main_~end~0.base |main_#t~mem14.base|)) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset)) (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base))), 281897#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 281898#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~malloc9.base|))) (and (= main_~list~0.offset |main_#t~malloc9.offset|) (= |main_#t~malloc9.base| main_~list~0.base)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~malloc9.base|)))), 281899#(or (and (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 281904#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 281905#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|))), 281906#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base)))), 281907#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base)))] [2018-04-13 02:25:47,732 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:47,732 INFO L442 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-04-13 02:25:47,732 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-04-13 02:25:47,732 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=202, Invalid=1130, Unknown=0, NotChecked=0, Total=1332 [2018-04-13 02:25:47,732 INFO L87 Difference]: Start difference. First operand 2563 states and 2850 transitions. Second operand 37 states. [2018-04-13 02:25:51,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:25:51,310 INFO L93 Difference]: Finished difference Result 3561 states and 3995 transitions. [2018-04-13 02:25:51,310 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2018-04-13 02:25:51,310 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 129 [2018-04-13 02:25:51,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:25:51,312 INFO L225 Difference]: With dead ends: 3561 [2018-04-13 02:25:51,312 INFO L226 Difference]: Without dead ends: 3561 [2018-04-13 02:25:51,313 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 2 SyntacticMatches, 4 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2555 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=1471, Invalid=6539, Unknown=0, NotChecked=0, Total=8010 [2018-04-13 02:25:51,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3561 states. [2018-04-13 02:25:51,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3561 to 2603. [2018-04-13 02:25:51,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2603 states. [2018-04-13 02:25:51,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2603 states to 2603 states and 2892 transitions. [2018-04-13 02:25:51,326 INFO L78 Accepts]: Start accepts. Automaton has 2603 states and 2892 transitions. Word has length 129 [2018-04-13 02:25:51,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:25:51,326 INFO L459 AbstractCegarLoop]: Abstraction has 2603 states and 2892 transitions. [2018-04-13 02:25:51,326 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-04-13 02:25:51,326 INFO L276 IsEmpty]: Start isEmpty. Operand 2603 states and 2892 transitions. [2018-04-13 02:25:51,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-04-13 02:25:51,327 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:25:51,327 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:25:51,327 INFO L408 AbstractCegarLoop]: === Iteration 119 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:25:51,327 INFO L82 PathProgramCache]: Analyzing trace with hash 454939889, now seen corresponding path program 6 times [2018-04-13 02:25:51,327 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:25:51,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:25:51,334 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:25:51,728 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:51,728 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:25:51,728 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-04-13 02:25:51,728 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:25:51,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:51,728 INFO L182 omatonBuilderFactory]: Interpolants [288196#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 288197#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 288198#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 288199#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 288192#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 288193#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (or (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~list~0.base |main_#t~malloc9.base|)))), 288194#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (or (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 288195#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (or (not (= main_~list~0.base |main_#t~mem10.base|)) (= main_~list~0.offset |main_#t~mem10.offset|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 288204#(= 1 (select |#valid| |main_#t~mem22.base|)), 288205#(= 1 (select |#valid| main_~end~0.base)), 288200#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 288201#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)))), 288202#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 288203#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))), 288180#(= |main_#t~malloc0.offset| 0), 288181#(= main_~list~0.offset 0), 288182#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 288183#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 288178#true, 288179#false, 288188#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 288189#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 288190#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 288191#(and (= main_~list~0.offset 0) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 288184#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 288185#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 288186#(and (= main_~list~0.offset 0) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 288187#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))] [2018-04-13 02:25:51,729 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:51,729 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-13 02:25:51,729 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-13 02:25:51,729 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=669, Unknown=0, NotChecked=0, Total=756 [2018-04-13 02:25:51,729 INFO L87 Difference]: Start difference. First operand 2603 states and 2892 transitions. Second operand 28 states. [2018-04-13 02:25:53,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:25:53,465 INFO L93 Difference]: Finished difference Result 2768 states and 3075 transitions. [2018-04-13 02:25:53,465 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-04-13 02:25:53,465 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 130 [2018-04-13 02:25:53,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:25:53,466 INFO L225 Difference]: With dead ends: 2768 [2018-04-13 02:25:53,466 INFO L226 Difference]: Without dead ends: 2768 [2018-04-13 02:25:53,467 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1104 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=726, Invalid=3830, Unknown=0, NotChecked=0, Total=4556 [2018-04-13 02:25:53,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2768 states. [2018-04-13 02:25:53,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2768 to 2619. [2018-04-13 02:25:53,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2619 states. [2018-04-13 02:25:53,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 2619 states and 2912 transitions. [2018-04-13 02:25:53,477 INFO L78 Accepts]: Start accepts. Automaton has 2619 states and 2912 transitions. Word has length 130 [2018-04-13 02:25:53,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:25:53,477 INFO L459 AbstractCegarLoop]: Abstraction has 2619 states and 2912 transitions. [2018-04-13 02:25:53,477 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-13 02:25:53,477 INFO L276 IsEmpty]: Start isEmpty. Operand 2619 states and 2912 transitions. [2018-04-13 02:25:53,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-04-13 02:25:53,478 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:25:53,478 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:25:53,478 INFO L408 AbstractCegarLoop]: === Iteration 120 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:25:53,478 INFO L82 PathProgramCache]: Analyzing trace with hash 454939890, now seen corresponding path program 4 times [2018-04-13 02:25:53,479 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:25:53,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:25:53,485 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:25:53,982 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:53,982 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:25:53,982 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-13 02:25:53,982 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:25:53,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:53,982 INFO L182 omatonBuilderFactory]: Interpolants [293700#(and (= 0 |main_#t~mem22.offset|) (<= 8 (select |#length| |main_#t~mem22.base|))), 293701#(and (= main_~end~0.offset 0) (<= 8 (select |#length| main_~end~0.base))), 293696#(or (and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 293697#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|))))), 293698#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 293699#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 293676#(= main_~list~0.offset 0), 293677#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 293678#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~list~0.base) 1)), 293679#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 293673#true, 293674#false, 293675#(= |main_#t~malloc0.offset| 0), 293684#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 293685#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 293686#(and (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 293687#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~end~0.base))), 293680#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 293681#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 293682#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 293683#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 293692#(or (and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 293693#(or (and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 293694#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))))), 293695#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))))), 293688#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 293689#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (or (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~list~0.base |main_#t~malloc9.base|))) (= 8 (select |#length| main_~end~0.base))), 293690#(and (or (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= (select |#length| main_~end~0.base) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 293691#(and (or (not (= main_~list~0.base |main_#t~mem10.base|)) (= main_~list~0.offset |main_#t~mem10.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|)))] [2018-04-13 02:25:53,982 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:53,983 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-13 02:25:53,983 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-13 02:25:53,983 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=706, Unknown=0, NotChecked=0, Total=812 [2018-04-13 02:25:53,983 INFO L87 Difference]: Start difference. First operand 2619 states and 2912 transitions. Second operand 29 states. [2018-04-13 02:25:55,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:25:55,872 INFO L93 Difference]: Finished difference Result 2835 states and 3149 transitions. [2018-04-13 02:25:55,872 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-04-13 02:25:55,872 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 130 [2018-04-13 02:25:55,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:25:55,873 INFO L225 Difference]: With dead ends: 2835 [2018-04-13 02:25:55,873 INFO L226 Difference]: Without dead ends: 2835 [2018-04-13 02:25:55,874 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1145 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=683, Invalid=3873, Unknown=0, NotChecked=0, Total=4556 [2018-04-13 02:25:55,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2835 states. [2018-04-13 02:25:55,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2835 to 2665. [2018-04-13 02:25:55,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2665 states. [2018-04-13 02:25:55,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2665 states to 2665 states and 2968 transitions. [2018-04-13 02:25:55,884 INFO L78 Accepts]: Start accepts. Automaton has 2665 states and 2968 transitions. Word has length 130 [2018-04-13 02:25:55,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:25:55,884 INFO L459 AbstractCegarLoop]: Abstraction has 2665 states and 2968 transitions. [2018-04-13 02:25:55,884 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-13 02:25:55,884 INFO L276 IsEmpty]: Start isEmpty. Operand 2665 states and 2968 transitions. [2018-04-13 02:25:55,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-04-13 02:25:55,885 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:25:55,885 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:25:55,885 INFO L408 AbstractCegarLoop]: === Iteration 121 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:25:55,885 INFO L82 PathProgramCache]: Analyzing trace with hash 1782118991, now seen corresponding path program 1 times [2018-04-13 02:25:55,886 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:25:55,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:25:55,895 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:25:56,339 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-13 02:25:56,339 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:25:56,339 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-04-13 02:25:56,339 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:25:56,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:56,339 INFO L182 omatonBuilderFactory]: Interpolants [299284#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 299285#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 1 (select |#valid| main_~end~0.base))), 299286#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 299287#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 299280#true, 299281#false, 299282#(= 0 |main_#t~malloc0.offset|), 299283#(= main_~list~0.offset 0), 299292#(and (= main_~list~0.offset 0) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 299293#(and (= main_~list~0.offset 0) (= main_~list~0.offset main_~end~0.offset) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 299294#(and (= main_~list~0.offset 0) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem14.base|)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 299295#(and (= main_~list~0.offset 0) (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 299288#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 |main_#t~mem10.offset|)), 299289#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (< main_~end~0.offset (+ main_~list~0.offset 1))), 299290#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 1 (select |#valid| main_~end~0.base))), 299291#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= 0 |main_#t~malloc12.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 299300#(not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4)))), 299301#(not (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ 0 4)))), 299302#(and (= 1 (select |#valid| main_~list~0.base)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ 0 4))))), 299303#(and (or (= 1 (select |#valid| main_~list~0.base)) (= main_~list~0.base main_~end~0.base)) (or (not (= main_~list~0.base main_~end~0.base)) (<= (+ main_~end~0.offset 1) 0) (<= 1 main_~end~0.offset) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))), 299296#(and (= main_~list~0.offset 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))), 299297#(and (= main_~list~0.offset 0) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~list~0.base main_~end~0.base)), 299298#(and (= main_~list~0.offset 0) (not (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) (+ main_~list~0.offset 4))))), 299299#(and (= main_~list~0.offset 0) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))))), 299304#(and (or (= 1 (select |#valid| main_~list~0.base)) (= main_~list~0.base main_~end~0.base)) (or (not (= main_~list~0.base main_~end~0.base)) (<= (+ main_~end~0.offset 1) 0) (<= 1 main_~end~0.offset) (not (= 0 |main_#t~mem24.base|)))), 299305#(and (or (= 1 (select |#valid| main_~list~0.base)) (= main_~list~0.base main_~end~0.base)) (or (not (= main_~list~0.base main_~end~0.base)) (<= (+ main_~end~0.offset 1) 0) (<= 1 main_~end~0.offset))), 299306#(and (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base))), 299307#(= 1 (select |#valid| main_~list~0.base))] [2018-04-13 02:25:56,339 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-13 02:25:56,339 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-13 02:25:56,340 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-13 02:25:56,340 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=639, Unknown=0, NotChecked=0, Total=756 [2018-04-13 02:25:56,340 INFO L87 Difference]: Start difference. First operand 2665 states and 2968 transitions. Second operand 28 states. [2018-04-13 02:25:57,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:25:57,306 INFO L93 Difference]: Finished difference Result 2685 states and 2982 transitions. [2018-04-13 02:25:57,306 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-04-13 02:25:57,306 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 132 [2018-04-13 02:25:57,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:25:57,308 INFO L225 Difference]: With dead ends: 2685 [2018-04-13 02:25:57,308 INFO L226 Difference]: Without dead ends: 2685 [2018-04-13 02:25:57,308 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 993 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=546, Invalid=2876, Unknown=0, NotChecked=0, Total=3422 [2018-04-13 02:25:57,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2685 states. [2018-04-13 02:25:57,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2685 to 2669. [2018-04-13 02:25:57,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2669 states. [2018-04-13 02:25:57,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2669 states to 2669 states and 2972 transitions. [2018-04-13 02:25:57,319 INFO L78 Accepts]: Start accepts. Automaton has 2669 states and 2972 transitions. Word has length 132 [2018-04-13 02:25:57,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:25:57,319 INFO L459 AbstractCegarLoop]: Abstraction has 2669 states and 2972 transitions. [2018-04-13 02:25:57,319 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-13 02:25:57,319 INFO L276 IsEmpty]: Start isEmpty. Operand 2669 states and 2972 transitions. [2018-04-13 02:25:57,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-04-13 02:25:57,320 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:25:57,320 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:25:57,320 INFO L408 AbstractCegarLoop]: === Iteration 122 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:25:57,320 INFO L82 PathProgramCache]: Analyzing trace with hash 1867736371, now seen corresponding path program 5 times [2018-04-13 02:25:57,321 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:25:57,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:25:57,340 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:25:58,478 WARN L151 SmtUtils]: Spent 127ms on a formula simplification. DAG size of input: 105 DAG size of output 60 [2018-04-13 02:25:58,740 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 85 DAG size of output 61 [2018-04-13 02:25:59,071 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:59,071 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:25:59,072 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-04-13 02:25:59,072 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:25:59,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:59,072 INFO L182 omatonBuilderFactory]: Interpolants [304724#true, 304725#false, 304726#(= |main_#t~malloc0.offset| 0), 304727#(= 0 main_~list~0.offset), 304732#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 304733#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select |#valid| main_~list~0.base) 1)) (< main_~end~0.offset main_~list~0.offset)) (<= main_~list~0.offset 0)), 304734#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1))), 304735#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 304728#(and (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset)), 304729#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 304730#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 304731#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 304740#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 304741#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 304742#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 304743#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 304736#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem15.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 304737#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (or |main_#t~short17| (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 304738#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 304739#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 304748#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (= 0 |main_#t~malloc12.offset|) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= main_~list~0.offset |main_#t~malloc12.offset|)) (and (not (= main_~end~0.base main_~list~0.base)) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= |main_#t~malloc12.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (<= main_~list~0.offset 0) (= main_~list~0.offset |main_#t~malloc12.offset|)))), 304749#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.offset) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.offset) (or (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))))), 304750#(and (not (= main_~end~0.base |main_#t~mem13.base|)) (or (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.offset) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base))) (= |main_#t~mem13.offset| main_~list~0.offset) (or (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= |main_#t~mem13.offset| main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= |main_#t~mem13.offset| 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.offset) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))), 304751#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (or (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 304744#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 304745#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (= main_~list~0.offset |main_#t~mem10.offset|) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 304746#(or (and (= main_~list~0.base main_~end~0.base) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 main_~list~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)))), 304747#(and (or (and (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 main_~list~0.offset)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))) (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 main_~list~0.offset)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))))) (= (select |#valid| main_~end~0.base) 1)), 304756#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 304757#(and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 304758#(and (= 0 |main_#t~mem18.base|) (= 0 |main_#t~mem18.offset|)), 304759#(and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base)), 304752#(or (and (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset)) (and (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem14.offset| 0) (< |main_#t~mem14.offset| (+ main_~list~0.offset 1)) (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (not (= |main_#t~mem14.base| main_~list~0.base)) (<= main_~list~0.offset 0))), 304753#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 304754#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 304755#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ (+ (+ 0 4) (- 4)) 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))) (= 0 |main_#t~mem22.offset|)))] [2018-04-13 02:25:59,072 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:25:59,072 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-13 02:25:59,073 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-13 02:25:59,073 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=1125, Unknown=0, NotChecked=0, Total=1260 [2018-04-13 02:25:59,073 INFO L87 Difference]: Start difference. First operand 2669 states and 2972 transitions. Second operand 36 states. [2018-04-13 02:26:00,818 WARN L151 SmtUtils]: Spent 103ms on a formula simplification. DAG size of input: 106 DAG size of output 59 [2018-04-13 02:26:01,157 WARN L151 SmtUtils]: Spent 104ms on a formula simplification. DAG size of input: 83 DAG size of output 75 [2018-04-13 02:26:02,588 WARN L151 SmtUtils]: Spent 198ms on a formula simplification. DAG size of input: 99 DAG size of output 61 [2018-04-13 02:26:03,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:26:03,515 INFO L93 Difference]: Finished difference Result 2991 states and 3323 transitions. [2018-04-13 02:26:03,516 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2018-04-13 02:26:03,516 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 133 [2018-04-13 02:26:03,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:26:03,517 INFO L225 Difference]: With dead ends: 2991 [2018-04-13 02:26:03,517 INFO L226 Difference]: Without dead ends: 2991 [2018-04-13 02:26:03,518 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 5 SyntacticMatches, 5 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1890 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=871, Invalid=6439, Unknown=0, NotChecked=0, Total=7310 [2018-04-13 02:26:03,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2991 states. [2018-04-13 02:26:03,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2991 to 2761. [2018-04-13 02:26:03,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2761 states. [2018-04-13 02:26:03,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2761 states and 3068 transitions. [2018-04-13 02:26:03,530 INFO L78 Accepts]: Start accepts. Automaton has 2761 states and 3068 transitions. Word has length 133 [2018-04-13 02:26:03,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:26:03,530 INFO L459 AbstractCegarLoop]: Abstraction has 2761 states and 3068 transitions. [2018-04-13 02:26:03,530 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-13 02:26:03,530 INFO L276 IsEmpty]: Start isEmpty. Operand 2761 states and 3068 transitions. [2018-04-13 02:26:03,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-04-13 02:26:03,531 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:26:03,531 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:26:03,531 INFO L408 AbstractCegarLoop]: === Iteration 123 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:26:03,531 INFO L82 PathProgramCache]: Analyzing trace with hash 1491282963, now seen corresponding path program 6 times [2018-04-13 02:26:03,532 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:26:03,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:26:03,541 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:26:05,163 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:05,164 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:26:05,164 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2018-04-13 02:26:05,164 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:26:05,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:05,164 INFO L182 omatonBuilderFactory]: Interpolants [310612#true, 310613#false, 310614#(= |main_#t~malloc0.offset| 0), 310615#(= main_~list~0.offset 0), 310620#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 310621#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.offset main_~end~0.offset))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select |#valid| main_~list~0.base) 1)), 310622#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 310623#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 310616#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 310617#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 310618#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 310619#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base)) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 310628#(and (= 1 (select |#valid| main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 310629#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 310630#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 310631#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 310624#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem15.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 310625#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) |main_#t~short17|) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 310626#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 310627#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 310636#(and (or (and (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))) (not (= main_~end~0.base |main_#t~mem14.base|))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (= main_~end~0.base |main_#t~mem14.base|))), 310637#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 310638#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0))), 310639#(or (not |main_#t~short17|) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0))), 310632#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (<= 0 main_~list~0.offset) (<= main_~end~0.offset 0) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))), 310633#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)), 310634#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 310635#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)), 310644#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 310645#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 310646#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 310647#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 310640#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 310641#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 310642#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 310643#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (= main_~list~0.offset |main_#t~mem10.offset|) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 310652#(and (= 0 |main_#t~mem18.base|) (= 0 |main_#t~mem18.offset|)), 310653#(and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base)), 310648#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 310649#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))) (= 0 |main_#t~mem22.offset|))), 310650#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 310651#(and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))] [2018-04-13 02:26:05,165 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:05,165 INFO L442 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-04-13 02:26:05,165 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-04-13 02:26:05,165 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=231, Invalid=1491, Unknown=0, NotChecked=0, Total=1722 [2018-04-13 02:26:05,165 INFO L87 Difference]: Start difference. First operand 2761 states and 3068 transitions. Second operand 42 states. [2018-04-13 02:26:09,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:26:09,419 INFO L93 Difference]: Finished difference Result 3101 states and 3437 transitions. [2018-04-13 02:26:09,419 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2018-04-13 02:26:09,419 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 133 [2018-04-13 02:26:09,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:26:09,421 INFO L225 Difference]: With dead ends: 3101 [2018-04-13 02:26:09,421 INFO L226 Difference]: Without dead ends: 3101 [2018-04-13 02:26:09,421 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 4 SyntacticMatches, 6 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2984 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=1327, Invalid=8975, Unknown=0, NotChecked=0, Total=10302 [2018-04-13 02:26:09,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3101 states. [2018-04-13 02:26:09,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3101 to 2761. [2018-04-13 02:26:09,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2761 states. [2018-04-13 02:26:09,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2761 states and 3068 transitions. [2018-04-13 02:26:09,434 INFO L78 Accepts]: Start accepts. Automaton has 2761 states and 3068 transitions. Word has length 133 [2018-04-13 02:26:09,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:26:09,434 INFO L459 AbstractCegarLoop]: Abstraction has 2761 states and 3068 transitions. [2018-04-13 02:26:09,434 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-04-13 02:26:09,434 INFO L276 IsEmpty]: Start isEmpty. Operand 2761 states and 3068 transitions. [2018-04-13 02:26:09,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-04-13 02:26:09,435 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:26:09,435 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:26:09,435 INFO L408 AbstractCegarLoop]: === Iteration 124 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:26:09,435 INFO L82 PathProgramCache]: Analyzing trace with hash -1297686221, now seen corresponding path program 7 times [2018-04-13 02:26:09,435 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:26:09,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:26:09,451 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:26:10,681 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:10,681 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:26:10,682 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2018-04-13 02:26:10,682 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:26:10,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:10,682 INFO L182 omatonBuilderFactory]: Interpolants [316636#true, 316637#false, 316638#(= |main_#t~malloc0.offset| 0), 316639#(= main_~list~0.offset 0), 316644#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 316645#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 316646#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 316647#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (= 0 |main_#t~malloc12.offset|) (<= 0 main_~list~0.offset) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 316640#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 316641#(and (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 316642#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 316643#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base)) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 316652#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))))), 316653#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base main_~list~0.base)) (or (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc9.base|))), 316654#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base)) (<= main_~list~0.offset 0)), 316655#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (or (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 316648#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 316649#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 316650#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 316651#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (or (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.offset |main_#t~mem14.offset|)) (<= main_~list~0.offset 0) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base |main_#t~mem14.base|))), 316660#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 316661#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0))), 316662#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0))), 316663#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0))), 316656#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 316657#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (or (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (or (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~list~0.base |main_#t~malloc9.base|))) (<= main_~list~0.offset 0)), 316658#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 316659#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (or (not (= main_~list~0.base |main_#t~mem10.base|)) (= main_~list~0.offset |main_#t~mem10.offset|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 316668#(or (= 1 (select |#valid| |main_#t~mem18.base|)) (and (= 0 |main_#t~mem18.base|) (= 0 |main_#t~mem18.offset|))), 316669#(or (= 1 (select |#valid| main_~inner~0.base)) (and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base))), 316670#(= 1 (select |#valid| main_~inner~0.base)), 316664#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 316665#(or (and (or (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))))) (= 0 |main_#t~mem22.offset|)) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|))), 316666#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= main_~end~0.offset 0) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))))), 316667#(and (= main_~end~0.offset 0) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))))] [2018-04-13 02:26:10,682 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:10,683 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-13 02:26:10,683 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-13 02:26:10,683 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=1057, Unknown=0, NotChecked=0, Total=1190 [2018-04-13 02:26:10,683 INFO L87 Difference]: Start difference. First operand 2761 states and 3068 transitions. Second operand 35 states. [2018-04-13 02:26:14,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:26:14,728 INFO L93 Difference]: Finished difference Result 3504 states and 3911 transitions. [2018-04-13 02:26:14,728 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2018-04-13 02:26:14,728 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 133 [2018-04-13 02:26:14,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:26:14,730 INFO L225 Difference]: With dead ends: 3504 [2018-04-13 02:26:14,730 INFO L226 Difference]: Without dead ends: 3504 [2018-04-13 02:26:14,730 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 4 SyntacticMatches, 6 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2660 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=1197, Invalid=7733, Unknown=0, NotChecked=0, Total=8930 [2018-04-13 02:26:14,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3504 states. [2018-04-13 02:26:14,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3504 to 2915. [2018-04-13 02:26:14,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2915 states. [2018-04-13 02:26:14,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2915 states to 2915 states and 3236 transitions. [2018-04-13 02:26:14,745 INFO L78 Accepts]: Start accepts. Automaton has 2915 states and 3236 transitions. Word has length 133 [2018-04-13 02:26:14,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:26:14,745 INFO L459 AbstractCegarLoop]: Abstraction has 2915 states and 3236 transitions. [2018-04-13 02:26:14,745 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-13 02:26:14,745 INFO L276 IsEmpty]: Start isEmpty. Operand 2915 states and 3236 transitions. [2018-04-13 02:26:14,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-04-13 02:26:14,746 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:26:14,746 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:26:14,747 INFO L408 AbstractCegarLoop]: === Iteration 125 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:26:14,747 INFO L82 PathProgramCache]: Analyzing trace with hash -1297686220, now seen corresponding path program 3 times [2018-04-13 02:26:14,747 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:26:14,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:26:14,765 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:26:16,520 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:16,520 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:26:16,520 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2018-04-13 02:26:16,520 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:26:16,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:16,521 INFO L182 omatonBuilderFactory]: Interpolants [323212#(= |main_#t~malloc0.offset| 0), 323213#(= main_~list~0.offset 0), 323214#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 323215#(and (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 323210#true, 323211#false, 323220#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (not (= main_~end~0.base 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= 1 (select |#valid| main_~end~0.base)) (= (select |#valid| main_~list~0.base) 1) (<= main_~list~0.offset 0)), 323221#(and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base 0)) (not (= |main_#t~malloc12.base| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~malloc12.base|)) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))), 323222#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 323223#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~end~0.base 0)) (<= main_~list~0.offset main_~end~0.offset) (not (= |main_#t~mem13.base| main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 323216#(and (= 0 |main_#t~malloc9.offset|) (not (= |main_#t~malloc9.base| main_~end~0.base)) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (not (= |main_#t~malloc9.base| 0)) (<= main_~list~0.offset 0)), 323217#(and (= main_~end~0.offset main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~end~0.base)) (= main_~list~0.base main_~end~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0)) (<= 0 main_~list~0.offset) (= 1 (select |#valid| main_~end~0.base)) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 323218#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem10.base| 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 323219#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (not (= main_~end~0.base 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 323228#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))))), 323229#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))))), 323230#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1)))), 323231#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (not (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (not (= main_~end~0.base main_~list~0.base)) (<= 0 main_~list~0.offset) (or (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~list~0.base |main_#t~malloc9.base|))) (<= main_~list~0.offset 0)), 323224#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem14.base| main_~list~0.base)) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 1 (select |#valid| main_~end~0.base)) (<= main_~list~0.offset 0) (or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.offset |main_#t~mem14.offset|)), 323225#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (= 1 (select |#valid| main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 1 (select |#valid| main_~end~0.base)) (<= main_~list~0.offset 0)), 323226#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~malloc9.base| main_~end~0.base)) (<= main_~list~0.offset main_~end~0.offset) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (not (= main_~list~0.base |main_#t~malloc9.base|))), 323227#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset main_~end~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~end~0.base)) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 1 (select |#valid| main_~end~0.base)) (<= main_~list~0.offset 0)), 323236#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0))), 323237#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0))), 323238#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 323239#(or (and (or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))))) (= 0 |main_#t~mem22.offset|)) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|))), 323232#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (or (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 323233#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (or (not (= main_~list~0.base |main_#t~mem10.base|)) (= main_~list~0.offset |main_#t~mem10.offset|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 323234#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= 0 main_~list~0.offset) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 323235#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= 0 main_~list~0.offset) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 323244#(and (= 8 (select |#length| main_~inner~0.base)) (= main_~inner~0.offset 0)), 323240#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= main_~end~0.offset 0) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))))), 323241#(and (= main_~end~0.offset 0) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))))), 323242#(or (and (= 8 (select |#length| |main_#t~mem18.base|)) (= 0 |main_#t~mem18.offset|)) (and (= 0 |main_#t~mem18.base|) (= 0 |main_#t~mem18.offset|))), 323243#(or (and (= 8 (select |#length| main_~inner~0.base)) (= main_~inner~0.offset 0)) (and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base)))] [2018-04-13 02:26:16,521 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:16,521 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-13 02:26:16,521 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-13 02:26:16,522 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=1033, Unknown=0, NotChecked=0, Total=1190 [2018-04-13 02:26:16,522 INFO L87 Difference]: Start difference. First operand 2915 states and 3236 transitions. Second operand 35 states. [2018-04-13 02:26:21,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:26:21,526 INFO L93 Difference]: Finished difference Result 3495 states and 3899 transitions. [2018-04-13 02:26:21,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2018-04-13 02:26:21,527 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 133 [2018-04-13 02:26:21,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:26:21,529 INFO L225 Difference]: With dead ends: 3495 [2018-04-13 02:26:21,529 INFO L226 Difference]: Without dead ends: 3495 [2018-04-13 02:26:21,529 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 3 SyntacticMatches, 6 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2600 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=1191, Invalid=7551, Unknown=0, NotChecked=0, Total=8742 [2018-04-13 02:26:21,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3495 states. [2018-04-13 02:26:21,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3495 to 2929. [2018-04-13 02:26:21,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2929 states. [2018-04-13 02:26:21,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2929 states to 2929 states and 3248 transitions. [2018-04-13 02:26:21,543 INFO L78 Accepts]: Start accepts. Automaton has 2929 states and 3248 transitions. Word has length 133 [2018-04-13 02:26:21,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:26:21,543 INFO L459 AbstractCegarLoop]: Abstraction has 2929 states and 3248 transitions. [2018-04-13 02:26:21,543 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-13 02:26:21,543 INFO L276 IsEmpty]: Start isEmpty. Operand 2929 states and 3248 transitions. [2018-04-13 02:26:21,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-04-13 02:26:21,544 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:26:21,544 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:26:21,544 INFO L408 AbstractCegarLoop]: === Iteration 126 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:26:21,544 INFO L82 PathProgramCache]: Analyzing trace with hash 1749694794, now seen corresponding path program 2 times [2018-04-13 02:26:21,545 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:26:21,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:26:21,556 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:26:22,293 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 8 proven. 42 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-04-13 02:26:22,293 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:26:22,293 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2018-04-13 02:26:22,293 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:26:22,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:22,294 INFO L182 omatonBuilderFactory]: Interpolants [329797#(and (= 0 main_~list~0.offset) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)) (= (select |#valid| main_~list~0.base) 1)), 329796#(and (= 0 main_~list~0.offset) (or (= main_~list~0.base |main_#t~mem4.base|) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)) (= (select |#valid| main_~list~0.base) 1) (or (= main_~list~0.offset |main_#t~mem4.offset|) (not (= main_~list~0.base |main_#t~mem4.base|)))), 329799#(and (or (not |main_#t~short7|) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 329798#(and (= 0 main_~list~0.offset) (or (and (= |main_#t~mem5.base| 0) (= |main_#t~mem5.offset| 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)) (= (select |#valid| main_~list~0.base) 1)), 329793#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)), 329792#(and (not (= main_~list~0.base |main_#t~malloc2.base|)) (= 0 main_~list~0.offset) (= 0 |main_#t~malloc2.offset|) (= (select |#valid| |main_#t~malloc2.base|) 1)), 329795#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)), 329794#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (not (= main_~list~0.base |main_#t~mem3.base|))), 329805#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 329804#(and (= main_~list~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 329807#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~list~0.base) 1) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 329806#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (or (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 329801#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)), 329800#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)), 329803#(and (= main_~list~0.offset 0) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (= main_~list~0.base main_~end~0.base) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~list~0.base) 1)), 329802#(and (= main_~list~0.offset 0) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (= main_~list~0.base main_~end~0.base) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~malloc9.base|))), 329813#(and (= main_~list~0.offset 0) (not (= |main_#t~mem13.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 329812#(and (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 329815#(and (= main_~list~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 329814#(and (= main_~list~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 329809#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (= (select |#valid| main_~list~0.base) 1)), 329808#(and (= main_~list~0.offset 0) (or (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 329811#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not (= main_~list~0.base |main_#t~malloc12.base|))), 329810#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 329820#(= 1 (select |#valid| main_~end~0.base)), 329817#(and (= main_~list~0.offset 0) (= main_~list~0.base main_~end~0.base) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))))), 329816#(and (= main_~list~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 329819#(= 1 (select |#valid| |main_#t~mem23.base|)), 329818#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 329789#(= 0 |main_#t~malloc0.offset|), 329788#false, 329791#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 329790#(= 0 main_~list~0.offset), 329787#true] [2018-04-13 02:26:22,294 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 8 proven. 42 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-04-13 02:26:22,294 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-13 02:26:22,294 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-13 02:26:22,294 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=191, Invalid=931, Unknown=0, NotChecked=0, Total=1122 [2018-04-13 02:26:22,294 INFO L87 Difference]: Start difference. First operand 2929 states and 3248 transitions. Second operand 34 states. [2018-04-13 02:26:24,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:26:24,198 INFO L93 Difference]: Finished difference Result 3050 states and 3359 transitions. [2018-04-13 02:26:24,198 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-04-13 02:26:24,198 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 135 [2018-04-13 02:26:24,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:26:24,200 INFO L225 Difference]: With dead ends: 3050 [2018-04-13 02:26:24,200 INFO L226 Difference]: Without dead ends: 3050 [2018-04-13 02:26:24,200 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 949 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1057, Invalid=3773, Unknown=0, NotChecked=0, Total=4830 [2018-04-13 02:26:24,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3050 states. [2018-04-13 02:26:24,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3050 to 2929. [2018-04-13 02:26:24,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2929 states. [2018-04-13 02:26:24,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2929 states to 2929 states and 3244 transitions. [2018-04-13 02:26:24,213 INFO L78 Accepts]: Start accepts. Automaton has 2929 states and 3244 transitions. Word has length 135 [2018-04-13 02:26:24,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:26:24,213 INFO L459 AbstractCegarLoop]: Abstraction has 2929 states and 3244 transitions. [2018-04-13 02:26:24,213 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-13 02:26:24,213 INFO L276 IsEmpty]: Start isEmpty. Operand 2929 states and 3244 transitions. [2018-04-13 02:26:24,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-04-13 02:26:24,214 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:26:24,214 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:26:24,214 INFO L408 AbstractCegarLoop]: === Iteration 127 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:26:24,215 INFO L82 PathProgramCache]: Analyzing trace with hash 1749694795, now seen corresponding path program 1 times [2018-04-13 02:26:24,215 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:26:24,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:26:24,232 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:26:25,371 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 6 proven. 50 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-04-13 02:26:25,371 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:26:25,371 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-04-13 02:26:25,371 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:26:25,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:25,372 INFO L182 omatonBuilderFactory]: Interpolants [335877#(and (not (= |main_#t~malloc2.base| 0)) (not (= main_~list~0.base |main_#t~malloc2.base|)) (= 0 main_~list~0.offset) (= 0 |main_#t~malloc2.offset|) (= 8 (select |#length| |main_#t~malloc2.base|)) (= (select |#valid| |main_#t~malloc2.base|) 1)), 335876#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 335879#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~mem3.base|))), 335878#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 335873#false, 335872#true, 335875#(= 0 main_~list~0.offset), 335874#(= |main_#t~malloc0.offset| 0), 335885#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~list~0.offset 0) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (= main_~list~0.base main_~end~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 335884#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not |main_#t~short7|)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 335887#(and (= main_~list~0.offset 0) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)) 0))), 335886#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 335881#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (= main_~list~0.base |main_#t~mem4.base|)) (or (= main_~list~0.offset |main_#t~mem4.offset|) (not (= main_~list~0.base |main_#t~mem4.base|)))), 335880#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (= (select |#valid| main_~list~0.base) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 335883#(and (= 0 main_~list~0.offset) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (and (= |main_#t~mem5.base| 0) (= |main_#t~mem5.offset| 0))) (= (select |#valid| main_~list~0.base) 1)), 335882#(and (= 0 main_~list~0.offset) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (= (select |#valid| main_~list~0.base) 1)), 335893#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 335892#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 335895#(and (= main_~list~0.offset 0) (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc12.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 335894#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 335889#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 335888#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 335891#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 335890#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 335901#(and (= main_~list~0.offset 0) (or (and (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 335900#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))))), 335903#(and (= main_~list~0.offset 0) (or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))))), 335902#(and (= main_~list~0.offset 0) (or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))))), 335897#(and (= main_~list~0.offset 0) (or (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))))), 335896#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 335899#(and (= main_~list~0.offset 0) (or (and (= |main_#t~mem14.base| main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset)) (= |main_#t~mem14.offset| 0)) (and (= |main_#t~mem14.base| main_~list~0.base) (= |main_#t~mem14.offset| 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) (+ main_~list~0.offset 4)) 0))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= |main_#t~mem14.base| main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))))), 335898#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))))), 335908#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 335905#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 335904#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))))), 335907#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base)))), 335906#(or (and (= 0 |main_#t~mem23.offset|) (= 8 (select |#length| |main_#t~mem23.base|))) (and (= 0 |main_#t~mem23.offset|) (= 0 |main_#t~mem23.base|)))] [2018-04-13 02:26:25,372 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 6 proven. 50 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-04-13 02:26:25,372 INFO L442 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-04-13 02:26:25,372 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-04-13 02:26:25,372 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=222, Invalid=1110, Unknown=0, NotChecked=0, Total=1332 [2018-04-13 02:26:25,373 INFO L87 Difference]: Start difference. First operand 2929 states and 3244 transitions. Second operand 37 states. [2018-04-13 02:26:29,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:26:29,153 INFO L93 Difference]: Finished difference Result 3554 states and 3916 transitions. [2018-04-13 02:26:29,154 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2018-04-13 02:26:29,154 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 135 [2018-04-13 02:26:29,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:26:29,155 INFO L225 Difference]: With dead ends: 3554 [2018-04-13 02:26:29,156 INFO L226 Difference]: Without dead ends: 3554 [2018-04-13 02:26:29,156 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1899 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=1488, Invalid=5994, Unknown=0, NotChecked=0, Total=7482 [2018-04-13 02:26:29,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3554 states. [2018-04-13 02:26:29,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3554 to 3115. [2018-04-13 02:26:29,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3115 states. [2018-04-13 02:26:29,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3115 states to 3115 states and 3459 transitions. [2018-04-13 02:26:29,182 INFO L78 Accepts]: Start accepts. Automaton has 3115 states and 3459 transitions. Word has length 135 [2018-04-13 02:26:29,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:26:29,182 INFO L459 AbstractCegarLoop]: Abstraction has 3115 states and 3459 transitions. [2018-04-13 02:26:29,182 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-04-13 02:26:29,183 INFO L276 IsEmpty]: Start isEmpty. Operand 3115 states and 3459 transitions. [2018-04-13 02:26:29,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-04-13 02:26:29,184 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:26:29,184 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:26:29,184 INFO L408 AbstractCegarLoop]: === Iteration 128 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:26:29,184 INFO L82 PathProgramCache]: Analyzing trace with hash -517525437, now seen corresponding path program 11 times [2018-04-13 02:26:29,185 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:26:29,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:26:29,195 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:26:30,042 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:30,042 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:26:30,042 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2018-04-13 02:26:30,042 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:26:30,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:30,042 INFO L182 omatonBuilderFactory]: Interpolants [342679#false, 342678#true, 342685#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 342684#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|))), 342687#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base) (= 8 (select |#length| main_~end~0.base))), 342686#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 342681#(= main_~list~0.offset 0), 342680#(= |main_#t~malloc0.offset| 0), 342683#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 342682#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 342693#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 342692#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~list~0.base) 1)), 342695#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 342694#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~end~0.base))), 342689#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= (select |#valid| main_~list~0.base) 1) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 342688#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base) (= 8 (select |#length| main_~end~0.base))), 342691#(and (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= (select |#valid| main_~list~0.base) 1) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 342690#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~end~0.base) (select |#valid| main_~list~0.base)) (= (select |#length| main_~end~0.base) 8) (= main_~end~0.offset 0) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 342701#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (or (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 0)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 0)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (<= main_~list~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 342700#(and (= |main_#t~mem13.offset| 0) (or (and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (or (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= |main_#t~mem13.offset| main_~list~0.offset))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 342703#(or (and (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 342702#(and (= |main_#t~mem14.offset| 0) (or (and (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (and (not (= |main_#t~mem14.base| main_~list~0.base)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) 0)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) 0)) (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))))))), 342697#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= (select |#valid| main_~end~0.base) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 342696#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 342699#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (or (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 342698#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (or (= |main_#t~malloc12.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (= 0 |main_#t~malloc12.offset|) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~list~0.offset |main_#t~malloc12.offset|)), 342709#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (= 1 (select |#valid| |main_#t~mem22.base|))), 342708#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.offset 0)) (<= main_~end~0.offset 0))), 342711#(= 1 (select |#valid| main_~end~0.base)), 342710#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (= 1 (select |#valid| main_~end~0.base))), 342705#(or (and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (<= (select |#length| |main_#t~mem22.base|) 8)) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|))), 342704#(or (and (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 8) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 342707#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (or (<= (select |#length| main_~end~0.base) 8) (<= main_~end~0.offset 0)) (not (= main_~end~0.offset 0)))), 342706#(or (and (or (<= (select |#length| main_~end~0.base) 8) (<= main_~end~0.offset 0)) (or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= 0 main_~end~0.offset)))) (and (= main_~end~0.offset 0) (= main_~end~0.base 0)))] [2018-04-13 02:26:30,043 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:30,043 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-13 02:26:30,043 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-13 02:26:30,043 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=1003, Unknown=0, NotChecked=0, Total=1122 [2018-04-13 02:26:30,043 INFO L87 Difference]: Start difference. First operand 3115 states and 3459 transitions. Second operand 34 states. [2018-04-13 02:26:33,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:26:33,863 INFO L93 Difference]: Finished difference Result 3641 states and 4049 transitions. [2018-04-13 02:26:33,864 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2018-04-13 02:26:33,864 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 135 [2018-04-13 02:26:33,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:26:33,866 INFO L225 Difference]: With dead ends: 3641 [2018-04-13 02:26:33,866 INFO L226 Difference]: Without dead ends: 3641 [2018-04-13 02:26:33,866 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1865 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=1106, Invalid=6034, Unknown=0, NotChecked=0, Total=7140 [2018-04-13 02:26:33,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3641 states. [2018-04-13 02:26:33,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3641 to 3325. [2018-04-13 02:26:33,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3325 states. [2018-04-13 02:26:33,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3325 states to 3325 states and 3696 transitions. [2018-04-13 02:26:33,882 INFO L78 Accepts]: Start accepts. Automaton has 3325 states and 3696 transitions. Word has length 135 [2018-04-13 02:26:33,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:26:33,883 INFO L459 AbstractCegarLoop]: Abstraction has 3325 states and 3696 transitions. [2018-04-13 02:26:33,883 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-13 02:26:33,883 INFO L276 IsEmpty]: Start isEmpty. Operand 3325 states and 3696 transitions. [2018-04-13 02:26:33,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-04-13 02:26:33,884 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:26:33,884 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:26:33,884 INFO L408 AbstractCegarLoop]: === Iteration 129 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:26:33,884 INFO L82 PathProgramCache]: Analyzing trace with hash -517525436, now seen corresponding path program 9 times [2018-04-13 02:26:33,884 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:26:33,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:26:33,894 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:26:35,071 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:35,071 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:26:35,071 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2018-04-13 02:26:35,071 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:26:35,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:35,072 INFO L182 omatonBuilderFactory]: Interpolants [349781#false, 349780#true, 349783#(and (= 0 (select |#valid| 0)) (= |main_#t~malloc0.offset| 0)), 349782#(= 0 (select |#valid| 0)), 349789#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (= 0 (select |#valid| 0)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 349788#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select |#valid| 0)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 349791#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 349790#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 349785#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (= 0 (select |#valid| 0))), 349784#(and (= main_~list~0.offset 0) (= 0 (select |#valid| 0))), 349787#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 0 (select |#valid| 0)) (not (= |main_#t~malloc9.base| 0))), 349786#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select |#valid| 0)) (= (select |#valid| main_~end~0.base) 1)), 349797#(and (= main_~list~0.offset 0) (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~end~0.base))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 349796#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~end~0.base))) (and (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| |main_#t~malloc9.base|))))), 349799#(and (or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))) (= 0 (select |#valid| 0))), 349798#(and (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~list~0.offset |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 349793#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 349792#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 0 (select |#valid| 0)) (= 8 (select |#length| |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 349795#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~end~0.base))), 349794#(and (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 349805#(and (not (= 1 (select |#valid| 0))) (or (and (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (and (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))))), 349804#(and (not (= 1 (select |#valid| 0))) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))), 349807#(and (not (= 1 (select |#valid| 0))) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 349806#(and (not (= 1 (select |#valid| 0))) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 349801#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= 1 (select |#valid| 0))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 |main_#t~malloc12.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~list~0.offset |main_#t~malloc12.offset|)))), 349800#(and (or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (= 0 (select |#valid| 0)) (= (select |#valid| main_~end~0.base) 1)), 349803#(and (not (= 1 (select |#valid| 0))) (or (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= |main_#t~mem13.offset| main_~list~0.offset) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 349802#(and (not (= 1 (select |#valid| 0))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))))), 349813#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 349812#(and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|)), 349809#(and (not (= 1 (select |#valid| 0))) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base 0))), 349808#(and (not (= 1 (select |#valid| 0))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)))) (= 0 |main_#t~mem22.base|))), 349811#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 349810#(or (and (not (= 1 (select |#valid| 0))) (= main_~end~0.base 0)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))] [2018-04-13 02:26:35,072 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:35,072 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-13 02:26:35,072 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-13 02:26:35,072 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=995, Unknown=0, NotChecked=0, Total=1122 [2018-04-13 02:26:35,073 INFO L87 Difference]: Start difference. First operand 3325 states and 3696 transitions. Second operand 34 states. [2018-04-13 02:26:36,277 WARN L151 SmtUtils]: Spent 103ms on a formula simplification. DAG size of input: 95 DAG size of output 72 [2018-04-13 02:26:36,415 WARN L151 SmtUtils]: Spent 102ms on a formula simplification. DAG size of input: 93 DAG size of output 70 [2018-04-13 02:26:36,573 WARN L151 SmtUtils]: Spent 118ms on a formula simplification. DAG size of input: 105 DAG size of output 79 [2018-04-13 02:26:36,774 WARN L151 SmtUtils]: Spent 155ms on a formula simplification. DAG size of input: 119 DAG size of output 83 [2018-04-13 02:26:39,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:26:39,841 INFO L93 Difference]: Finished difference Result 3540 states and 3933 transitions. [2018-04-13 02:26:39,841 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2018-04-13 02:26:39,841 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 135 [2018-04-13 02:26:39,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:26:39,843 INFO L225 Difference]: With dead ends: 3540 [2018-04-13 02:26:39,843 INFO L226 Difference]: Without dead ends: 3540 [2018-04-13 02:26:39,843 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 5 SyntacticMatches, 4 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1891 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=1018, Invalid=6292, Unknown=0, NotChecked=0, Total=7310 [2018-04-13 02:26:39,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3540 states. [2018-04-13 02:26:39,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3540 to 3267. [2018-04-13 02:26:39,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3267 states. [2018-04-13 02:26:39,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3267 states to 3267 states and 3636 transitions. [2018-04-13 02:26:39,859 INFO L78 Accepts]: Start accepts. Automaton has 3267 states and 3636 transitions. Word has length 135 [2018-04-13 02:26:39,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:26:39,859 INFO L459 AbstractCegarLoop]: Abstraction has 3267 states and 3636 transitions. [2018-04-13 02:26:39,859 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-13 02:26:39,859 INFO L276 IsEmpty]: Start isEmpty. Operand 3267 states and 3636 transitions. [2018-04-13 02:26:39,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-04-13 02:26:39,861 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:26:39,861 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:26:39,861 INFO L408 AbstractCegarLoop]: === Iteration 130 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:26:39,861 INFO L82 PathProgramCache]: Analyzing trace with hash -1511997661, now seen corresponding path program 12 times [2018-04-13 02:26:39,861 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:26:39,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:26:39,871 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:26:40,508 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:40,508 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:26:40,508 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-13 02:26:40,508 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:26:40,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:40,509 INFO L182 omatonBuilderFactory]: Interpolants [356741#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 356740#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 356743#(and (or (= main_~end~0.base |main_#t~mem14.base|) (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1))) (or (and (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))) (not (= main_~end~0.base |main_#t~mem14.base|)))), 356742#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 356737#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1)), 356736#(and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 356739#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|))), 356738#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 356749#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 356748#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~malloc9.base|))), 356751#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 356750#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 356745#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1))), 356744#(or (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1)) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 356747#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1)), 356746#(or (not |main_#t~short17|) (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1))), 356757#(= 1 (select |#valid| main_~end~0.base)), 356756#(= 1 (select |#valid| |main_#t~mem22.base|)), 356753#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 356752#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 356755#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))), 356754#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|))), 356725#true, 356727#(= 1 (select |#valid| main_~list~0.base)), 356726#false, 356733#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 356732#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 356735#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~end~0.base) (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 356734#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 356729#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 356728#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 356731#(and (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 356730#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))] [2018-04-13 02:26:40,509 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:40,509 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-13 02:26:40,509 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-13 02:26:40,509 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=931, Unknown=0, NotChecked=0, Total=1056 [2018-04-13 02:26:40,509 INFO L87 Difference]: Start difference. First operand 3267 states and 3636 transitions. Second operand 33 states. [2018-04-13 02:26:43,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:26:43,064 INFO L93 Difference]: Finished difference Result 3727 states and 4154 transitions. [2018-04-13 02:26:43,064 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2018-04-13 02:26:43,065 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 135 [2018-04-13 02:26:43,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:26:43,067 INFO L225 Difference]: With dead ends: 3727 [2018-04-13 02:26:43,067 INFO L226 Difference]: Without dead ends: 3727 [2018-04-13 02:26:43,067 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1281 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=736, Invalid=4234, Unknown=0, NotChecked=0, Total=4970 [2018-04-13 02:26:43,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3727 states. [2018-04-13 02:26:43,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3727 to 3343. [2018-04-13 02:26:43,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3343 states. [2018-04-13 02:26:43,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3343 states to 3343 states and 3718 transitions. [2018-04-13 02:26:43,082 INFO L78 Accepts]: Start accepts. Automaton has 3343 states and 3718 transitions. Word has length 135 [2018-04-13 02:26:43,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:26:43,083 INFO L459 AbstractCegarLoop]: Abstraction has 3343 states and 3718 transitions. [2018-04-13 02:26:43,083 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-13 02:26:43,083 INFO L276 IsEmpty]: Start isEmpty. Operand 3343 states and 3718 transitions. [2018-04-13 02:26:43,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-04-13 02:26:43,084 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:26:43,084 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:26:43,084 INFO L408 AbstractCegarLoop]: === Iteration 131 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:26:43,084 INFO L82 PathProgramCache]: Analyzing trace with hash -1511997660, now seen corresponding path program 10 times [2018-04-13 02:26:43,084 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:26:43,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:26:43,096 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:26:44,440 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:44,440 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:26:44,440 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-04-13 02:26:44,440 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:26:44,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:44,441 INFO L182 omatonBuilderFactory]: Interpolants [363909#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 363908#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 363911#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 363910#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= |main_#t~malloc9.base| 0))), 363905#false, 363904#true, 363907#(= main_~list~0.offset 0), 363906#(= |main_#t~malloc0.offset| 0), 363917#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 363916#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 363919#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1)), 363918#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 363913#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 363912#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 363915#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 363914#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 363925#(or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (<= 8 (select |#length| main_~end~0.base))) (and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 363924#(and (or (and (= main_~list~0.offset 0) (not (= (+ |main_#t~mem14.offset| 4) main_~list~0.offset)) (= |main_#t~mem14.base| main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (= main_~end~0.base |main_#t~mem14.base|) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (<= 8 (select |#length| main_~end~0.base)))) (or (and (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))) (not (= main_~end~0.base |main_#t~mem14.base|)))), 363927#(or (not |main_#t~short17|) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (<= 8 (select |#length| main_~end~0.base))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 363926#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (<= 8 (select |#length| main_~end~0.base))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 363921#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (<= 8 (select |#length| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0)), 363920#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= main_~list~0.offset |main_#t~malloc12.offset|)), 363923#(and (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (or (and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base)) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (<= 8 (select |#length| main_~end~0.base)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 363922#(and (= |main_#t~mem13.offset| 0) (or (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= |main_#t~mem13.offset| main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 8 (select |#length| main_~end~0.base)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 363933#(or (and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 363932#(or (and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 363935#(or (and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 363934#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))))), 363929#(or (and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 8 (select |#length| main_~end~0.base))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset |main_#t~malloc9.offset|) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 363928#(or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (<= 8 (select |#length| main_~end~0.base))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 363931#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset |main_#t~mem10.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~list~0.offset |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|)))), 363930#(and (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 8 (select |#length| main_~end~0.base))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 363940#(and (= main_~end~0.offset 0) (<= 8 (select |#length| main_~end~0.base))), 363937#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 363936#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|))))), 363939#(and (= 0 |main_#t~mem22.offset|) (<= 8 (select |#length| |main_#t~mem22.base|))), 363938#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))] [2018-04-13 02:26:44,441 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:44,441 INFO L442 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-04-13 02:26:44,441 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-04-13 02:26:44,441 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=1205, Unknown=0, NotChecked=0, Total=1332 [2018-04-13 02:26:44,441 INFO L87 Difference]: Start difference. First operand 3343 states and 3718 transitions. Second operand 37 states. [2018-04-13 02:26:46,215 WARN L151 SmtUtils]: Spent 109ms on a formula simplification. DAG size of input: 89 DAG size of output 80 [2018-04-13 02:26:49,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:26:49,236 INFO L93 Difference]: Finished difference Result 3795 states and 4227 transitions. [2018-04-13 02:26:49,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2018-04-13 02:26:49,236 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 135 [2018-04-13 02:26:49,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:26:49,238 INFO L225 Difference]: With dead ends: 3795 [2018-04-13 02:26:49,238 INFO L226 Difference]: Without dead ends: 3795 [2018-04-13 02:26:49,239 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2573 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=1214, Invalid=8098, Unknown=0, NotChecked=0, Total=9312 [2018-04-13 02:26:49,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3795 states. [2018-04-13 02:26:49,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3795 to 3340. [2018-04-13 02:26:49,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3340 states. [2018-04-13 02:26:49,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 3340 states and 3719 transitions. [2018-04-13 02:26:49,255 INFO L78 Accepts]: Start accepts. Automaton has 3340 states and 3719 transitions. Word has length 135 [2018-04-13 02:26:49,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:26:49,255 INFO L459 AbstractCegarLoop]: Abstraction has 3340 states and 3719 transitions. [2018-04-13 02:26:49,255 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-04-13 02:26:49,255 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 3719 transitions. [2018-04-13 02:26:49,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-04-13 02:26:49,256 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:26:49,256 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:26:49,257 INFO L408 AbstractCegarLoop]: === Iteration 132 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:26:49,257 INFO L82 PathProgramCache]: Analyzing trace with hash -1651790781, now seen corresponding path program 13 times [2018-04-13 02:26:49,257 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:26:49,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:26:49,273 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:26:50,114 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:50,114 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:26:50,114 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2018-04-13 02:26:50,114 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:26:50,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:50,114 INFO L182 omatonBuilderFactory]: Interpolants [371205#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 371204#(and (= main_~list~0.offset 0) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 371207#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 371206#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 371201#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 371200#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 371203#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 371202#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 371213#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 371212#(or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 371215#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 371214#(or (not |main_#t~short17|) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 371209#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 371208#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 371211#(and (or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base |main_#t~mem14.base|)) (or (not (= main_~end~0.base |main_#t~mem14.base|)) (and (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1)))) (= |main_#t~mem14.offset| 0)), 371210#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 371221#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))) (and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))), 371220#(or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1))), 371223#(or (and (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~list~0.offset |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|)))), 371222#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 371217#(and (= main_~list~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 371216#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 371219#(or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 371218#(and (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (= main_~list~0.offset |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 371229#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)))), 371228#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 371231#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 371230#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 371225#(or (and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 371224#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 371227#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 371226#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 371233#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (= 1 (select |#valid| main_~end~0.base))), 371232#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (= 1 (select |#valid| |main_#t~mem22.base|))), 371234#(= 1 (select |#valid| main_~end~0.base)), 371197#false, 371196#true, 371199#(= main_~list~0.offset 0), 371198#(= |main_#t~malloc0.offset| 0)] [2018-04-13 02:26:50,115 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:50,115 INFO L442 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-04-13 02:26:50,115 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-04-13 02:26:50,115 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=160, Invalid=1322, Unknown=0, NotChecked=0, Total=1482 [2018-04-13 02:26:50,115 INFO L87 Difference]: Start difference. First operand 3340 states and 3719 transitions. Second operand 39 states. [2018-04-13 02:26:54,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:26:54,869 INFO L93 Difference]: Finished difference Result 3864 states and 4329 transitions. [2018-04-13 02:26:54,869 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2018-04-13 02:26:54,869 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 135 [2018-04-13 02:26:54,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:26:54,870 INFO L225 Difference]: With dead ends: 3864 [2018-04-13 02:26:54,870 INFO L226 Difference]: Without dead ends: 3864 [2018-04-13 02:26:54,871 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 2 SyntacticMatches, 4 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3229 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=1954, Invalid=8758, Unknown=0, NotChecked=0, Total=10712 [2018-04-13 02:26:54,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3864 states. [2018-04-13 02:26:54,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3864 to 3378. [2018-04-13 02:26:54,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3378 states. [2018-04-13 02:26:54,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 3378 states and 3765 transitions. [2018-04-13 02:26:54,896 INFO L78 Accepts]: Start accepts. Automaton has 3378 states and 3765 transitions. Word has length 135 [2018-04-13 02:26:54,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:26:54,896 INFO L459 AbstractCegarLoop]: Abstraction has 3378 states and 3765 transitions. [2018-04-13 02:26:54,897 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-04-13 02:26:54,897 INFO L276 IsEmpty]: Start isEmpty. Operand 3378 states and 3765 transitions. [2018-04-13 02:26:54,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-04-13 02:26:54,897 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:26:54,897 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:26:54,898 INFO L408 AbstractCegarLoop]: === Iteration 133 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:26:54,898 INFO L82 PathProgramCache]: Analyzing trace with hash -1651790780, now seen corresponding path program 11 times [2018-04-13 02:26:54,898 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:26:54,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:26:54,911 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:26:56,059 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:56,059 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:26:56,059 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2018-04-13 02:26:56,059 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:26:56,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:56,059 INFO L182 omatonBuilderFactory]: Interpolants [378629#(or (and (= main_~list~0.offset |main_#t~malloc9.offset|) (= main_~list~0.base |main_#t~malloc9.base|)) (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (or (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base)))), 378628#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 8 (select |#length| main_~end~0.base))), 378631#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select |#valid| 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (or (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (not (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= |main_#t~mem10.base| main_~list~0.base) (= main_~list~0.offset |main_#t~mem10.offset|))), 378630#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (or (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| main_~end~0.base))) (and (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 378625#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 1 (select |#valid| main_~end~0.base))), 378624#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (not (= |main_#t~malloc9.base| main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (or (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (= 8 (select |#length| |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 378627#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 8 (select |#length| main_~end~0.base))), 378626#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 8 (select |#length| |main_#t~mem10.base|)) (not (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 378637#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)))) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 0 |main_#t~mem22.base|) (= 0 (select |#valid| 0)))), 378636#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 378639#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 main_~end~0.base) (= 0 (select |#valid| 0)))), 378638#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 main_~end~0.base) (= 0 (select |#valid| 0)))), 378633#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 378632#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (or (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 378635#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 378634#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 378641#(and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|)), 378640#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 378642#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 378607#true, 378613#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select |#valid| 0))), 378612#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (= 0 (select |#valid| 0))), 378615#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset) 0) (= 0 (select |#valid| 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base))), 378614#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 0 (select |#valid| 0))), 378609#(= 0 (select |#valid| 0)), 378608#false, 378611#(and (= main_~list~0.offset 0) (= 0 (select |#valid| 0))), 378610#(and (= 0 (select |#valid| 0)) (= |main_#t~malloc0.offset| 0)), 378621#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 1 (select |#valid| main_~end~0.base))), 378620#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)), 378623#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 1 (select |#valid| main_~end~0.base))), 378622#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 1 (select |#valid| main_~end~0.base))), 378617#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= (select |#valid| main_~list~0.base) 1)), 378616#(and (= main_~list~0.offset 0) (= |main_#t~mem10.offset| 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select |#valid| 0)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= (select |#valid| main_~list~0.base) 1)), 378619#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (not (= |main_#t~malloc12.base| main_~end~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (not (= main_~list~0.base |main_#t~malloc12.base|))), 378618#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 1 (select |#valid| main_~end~0.base)) (= (select |#valid| main_~list~0.base) 1))] [2018-04-13 02:26:56,060 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:26:56,060 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-13 02:26:56,060 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-13 02:26:56,060 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=1106, Unknown=0, NotChecked=0, Total=1260 [2018-04-13 02:26:56,060 INFO L87 Difference]: Start difference. First operand 3378 states and 3765 transitions. Second operand 36 states. [2018-04-13 02:26:57,201 WARN L151 SmtUtils]: Spent 102ms on a formula simplification. DAG size of input: 78 DAG size of output 73 [2018-04-13 02:26:59,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:26:59,663 INFO L93 Difference]: Finished difference Result 4099 states and 4597 transitions. [2018-04-13 02:26:59,663 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-04-13 02:26:59,663 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 135 [2018-04-13 02:26:59,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:26:59,665 INFO L225 Difference]: With dead ends: 4099 [2018-04-13 02:26:59,665 INFO L226 Difference]: Without dead ends: 4099 [2018-04-13 02:26:59,665 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1857 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=971, Invalid=5835, Unknown=0, NotChecked=0, Total=6806 [2018-04-13 02:26:59,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4099 states. [2018-04-13 02:26:59,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4099 to 3564. [2018-04-13 02:26:59,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3564 states. [2018-04-13 02:26:59,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3564 states to 3564 states and 3981 transitions. [2018-04-13 02:26:59,684 INFO L78 Accepts]: Start accepts. Automaton has 3564 states and 3981 transitions. Word has length 135 [2018-04-13 02:26:59,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:26:59,684 INFO L459 AbstractCegarLoop]: Abstraction has 3564 states and 3981 transitions. [2018-04-13 02:26:59,684 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-13 02:26:59,684 INFO L276 IsEmpty]: Start isEmpty. Operand 3564 states and 3981 transitions. [2018-04-13 02:26:59,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-04-13 02:26:59,685 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:26:59,685 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:26:59,685 INFO L408 AbstractCegarLoop]: === Iteration 134 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:26:59,686 INFO L82 PathProgramCache]: Analyzing trace with hash -2059977855, now seen corresponding path program 8 times [2018-04-13 02:26:59,686 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:26:59,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:26:59,706 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:27:00,881 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:00,881 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:27:00,881 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2018-04-13 02:27:00,881 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:27:00,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:00,882 INFO L182 omatonBuilderFactory]: Interpolants [386437#(and (= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 386436#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))), 386439#(= 1 (select |#valid| main_~inner~0.base)), 386438#(= 1 (select |#valid| |main_#t~mem18.base|)), 386433#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))))), 386432#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 386435#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (= 0 |main_#t~mem22.offset|))), 386434#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 386405#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 386404#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 386407#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 386406#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 386401#false, 386400#true, 386403#(= main_~list~0.offset 0), 386402#(= |main_#t~malloc0.offset| 0), 386413#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= (select |#valid| main_~list~0.base) 1)), 386412#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1)), 386415#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base |main_#t~mem14.base|)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1)), 386414#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1)), 386409#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 386408#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 386411#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|))), 386410#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 386421#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1)), 386420#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 386423#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 386422#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (= 0 |main_#t~malloc12.offset|) (= main_~list~0.base |main_#t~malloc12.base|) (= main_~list~0.offset |main_#t~malloc12.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)) |main_#t~malloc12.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~malloc12.base|))))), 386417#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= main_~end~0.offset 0) (or (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (<= 0 main_~end~0.offset) (not (= main_~list~0.base |main_#t~malloc9.base|))), 386416#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1)), 386419#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 386418#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 386429#(or (and (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 386428#(or (and (= main_~list~0.offset |main_#t~malloc9.offset|) (= |main_#t~malloc9.base| main_~list~0.base)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= main_~list~0.base |main_#t~malloc9.base|))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~malloc9.base|)))), 386431#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 386430#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))) (and (= |main_#t~mem10.base| main_~list~0.base) (= main_~list~0.offset |main_#t~mem10.offset|))), 386425#(or (and (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))), 386424#(and (not (= main_~end~0.base |main_#t~mem13.base|)) (or (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem13.base| main_~list~0.base)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))) (and (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))))), 386427#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 386426#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~list~0.offset 0) (not (= main_~end~0.base |main_#t~mem14.base|)) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset)) (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base)))] [2018-04-13 02:27:00,882 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:00,882 INFO L442 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-04-13 02:27:00,882 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-04-13 02:27:00,883 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=1402, Unknown=0, NotChecked=0, Total=1560 [2018-04-13 02:27:00,883 INFO L87 Difference]: Start difference. First operand 3564 states and 3981 transitions. Second operand 40 states. [2018-04-13 02:27:02,356 WARN L151 SmtUtils]: Spent 124ms on a formula simplification. DAG size of input: 75 DAG size of output 64 [2018-04-13 02:27:02,636 WARN L151 SmtUtils]: Spent 105ms on a formula simplification. DAG size of input: 66 DAG size of output 61 [2018-04-13 02:27:02,787 WARN L151 SmtUtils]: Spent 103ms on a formula simplification. DAG size of input: 90 DAG size of output 76 [2018-04-13 02:27:02,976 WARN L151 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 98 DAG size of output 88 [2018-04-13 02:27:03,156 WARN L151 SmtUtils]: Spent 134ms on a formula simplification. DAG size of input: 115 DAG size of output 101 [2018-04-13 02:27:03,374 WARN L151 SmtUtils]: Spent 139ms on a formula simplification. DAG size of input: 115 DAG size of output 95 [2018-04-13 02:27:03,550 WARN L151 SmtUtils]: Spent 109ms on a formula simplification. DAG size of input: 98 DAG size of output 81 [2018-04-13 02:27:03,767 WARN L151 SmtUtils]: Spent 135ms on a formula simplification. DAG size of input: 119 DAG size of output 94 [2018-04-13 02:27:03,911 WARN L151 SmtUtils]: Spent 100ms on a formula simplification. DAG size of input: 96 DAG size of output 85 [2018-04-13 02:27:05,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:27:05,844 INFO L93 Difference]: Finished difference Result 3974 states and 4448 transitions. [2018-04-13 02:27:05,844 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2018-04-13 02:27:05,844 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 138 [2018-04-13 02:27:05,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:27:05,846 INFO L225 Difference]: With dead ends: 3974 [2018-04-13 02:27:05,846 INFO L226 Difference]: Without dead ends: 3974 [2018-04-13 02:27:05,846 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2597 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=1157, Invalid=8155, Unknown=0, NotChecked=0, Total=9312 [2018-04-13 02:27:05,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3974 states. [2018-04-13 02:27:05,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3974 to 3644. [2018-04-13 02:27:05,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3644 states. [2018-04-13 02:27:05,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3644 states to 3644 states and 4071 transitions. [2018-04-13 02:27:05,862 INFO L78 Accepts]: Start accepts. Automaton has 3644 states and 4071 transitions. Word has length 138 [2018-04-13 02:27:05,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:27:05,862 INFO L459 AbstractCegarLoop]: Abstraction has 3644 states and 4071 transitions. [2018-04-13 02:27:05,862 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-04-13 02:27:05,862 INFO L276 IsEmpty]: Start isEmpty. Operand 3644 states and 4071 transitions. [2018-04-13 02:27:05,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-04-13 02:27:05,863 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:27:05,863 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:27:05,864 INFO L408 AbstractCegarLoop]: === Iteration 135 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:27:05,864 INFO L82 PathProgramCache]: Analyzing trace with hash -2059977854, now seen corresponding path program 4 times [2018-04-13 02:27:05,864 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:27:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:27:05,906 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:27:08,152 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:08,153 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:27:08,153 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [43] total 43 [2018-04-13 02:27:08,153 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:27:08,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:08,153 INFO L182 omatonBuilderFactory]: Interpolants [394182#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= main_~list~0.base main_~end~0.base)) (<= main_~list~0.offset main_~end~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 394183#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (<= main_~list~0.offset main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| |main_#t~malloc12.base|) 1) (not (= main_~list~0.base main_~end~0.base)) (= 0 |main_#t~malloc12.offset|) (= 8 (select |#length| |main_#t~malloc12.base|)) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 394180#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 394181#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 394178#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 394179#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0)), 394176#(and (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset)), 394177#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 394190#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= |main_#t~mem10.offset| main_~list~0.offset) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 394191#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base))), 394188#(and (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= |main_#t~malloc9.offset| main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 394189#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset main_~end~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 394186#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base |main_#t~mem14.base|)) (<= main_~list~0.offset main_~end~0.offset) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (<= 0 main_~end~0.offset) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 394187#(and (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 394184#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (<= main_~list~0.offset main_~end~0.offset) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 394185#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (<= main_~list~0.offset main_~end~0.offset) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 394198#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 394199#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~list~0.offset |main_#t~malloc9.offset|) (= |main_#t~malloc9.base| main_~list~0.base)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~malloc9.base|)))), 394196#(or (and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))), 394197#(or (and (= main_~list~0.offset 0) (not (= main_~end~0.base |main_#t~mem14.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset)) (= |main_#t~mem14.offset| 0) (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.offset main_~list~0.offset) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))), 394194#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 394195#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.offset main_~list~0.offset) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (<= main_~list~0.offset 0) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~list~0.offset 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 394192#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= (select |#valid| main_~end~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base))), 394193#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.offset main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (<= main_~list~0.offset 0) (= main_~list~0.offset |main_#t~malloc12.offset|)), 394206#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (or |main_#t~short17| (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (or (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 394207#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (or (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))))), 394204#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (or (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= main_~list~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 394205#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (or (and (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem15.base|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (<= 0 main_~list~0.offset) (or (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem15.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (<= main_~list~0.offset 0))), 394202#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (or (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (or (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 394203#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= main_~list~0.offset main_~end~0.offset) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (or (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (<= main_~list~0.offset 0) (or (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))))), 394200#(or (and (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= main_~end~0.base main_~list~0.base) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))) (or (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (and (= main_~end~0.base main_~list~0.base) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 394201#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= |main_#t~mem10.base| main_~list~0.base) (= main_~list~0.offset |main_#t~mem10.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (or (and (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (= 0 |main_#t~mem10.offset|) (or (and (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))))), 394214#(and (= main_~inner~0.offset 0) (or (= 8 (select |#length| main_~inner~0.base)) (= 0 main_~inner~0.base))), 394215#(and (= 8 (select |#length| main_~inner~0.base)) (= main_~inner~0.offset 0)), 394212#(and (= main_~end~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 394213#(and (or (= 0 |main_#t~mem18.base|) (= 8 (select |#length| |main_#t~mem18.base|))) (= 0 |main_#t~mem18.offset|)), 394210#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (or (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))))) (= 0 |main_#t~mem22.offset|)) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|))), 394211#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= main_~end~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 394208#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 394209#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 394174#(= |main_#t~malloc0.offset| 0), 394175#(= 0 main_~list~0.offset), 394172#true, 394173#false] [2018-04-13 02:27:08,153 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:08,154 INFO L442 AbstractCegarLoop]: Interpolant automaton has 44 states [2018-04-13 02:27:08,154 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2018-04-13 02:27:08,154 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=273, Invalid=1619, Unknown=0, NotChecked=0, Total=1892 [2018-04-13 02:27:08,154 INFO L87 Difference]: Start difference. First operand 3644 states and 4071 transitions. Second operand 44 states. [2018-04-13 02:27:11,332 WARN L151 SmtUtils]: Spent 113ms on a formula simplification. DAG size of input: 108 DAG size of output 88 [2018-04-13 02:27:11,573 WARN L151 SmtUtils]: Spent 104ms on a formula simplification. DAG size of input: 104 DAG size of output 85 [2018-04-13 02:27:11,942 WARN L151 SmtUtils]: Spent 104ms on a formula simplification. DAG size of input: 108 DAG size of output 84 [2018-04-13 02:27:13,972 WARN L151 SmtUtils]: Spent 120ms on a formula simplification. DAG size of input: 77 DAG size of output 69 [2018-04-13 02:27:15,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:27:15,379 INFO L93 Difference]: Finished difference Result 4013 states and 4490 transitions. [2018-04-13 02:27:15,380 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2018-04-13 02:27:15,380 INFO L78 Accepts]: Start accepts. Automaton has 44 states. Word has length 138 [2018-04-13 02:27:15,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:27:15,381 INFO L225 Difference]: With dead ends: 4013 [2018-04-13 02:27:15,382 INFO L226 Difference]: Without dead ends: 4013 [2018-04-13 02:27:15,382 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 3 SyntacticMatches, 7 SemanticMatches, 115 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4196 ImplicationChecksByTransitivity, 7.3s TimeCoverageRelationStatistics Valid=1898, Invalid=11674, Unknown=0, NotChecked=0, Total=13572 [2018-04-13 02:27:15,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4013 states. [2018-04-13 02:27:15,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4013 to 3658. [2018-04-13 02:27:15,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3658 states. [2018-04-13 02:27:15,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3658 states to 3658 states and 4083 transitions. [2018-04-13 02:27:15,401 INFO L78 Accepts]: Start accepts. Automaton has 3658 states and 4083 transitions. Word has length 138 [2018-04-13 02:27:15,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:27:15,401 INFO L459 AbstractCegarLoop]: Abstraction has 3658 states and 4083 transitions. [2018-04-13 02:27:15,401 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states. [2018-04-13 02:27:15,401 INFO L276 IsEmpty]: Start isEmpty. Operand 3658 states and 4083 transitions. [2018-04-13 02:27:15,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-04-13 02:27:15,402 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:27:15,402 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:27:15,402 INFO L408 AbstractCegarLoop]: === Iteration 136 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:27:15,402 INFO L82 PathProgramCache]: Analyzing trace with hash 1477647789, now seen corresponding path program 4 times [2018-04-13 02:27:15,403 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:27:15,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:27:15,410 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:27:16,544 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:16,544 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:27:16,544 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2018-04-13 02:27:16,545 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:27:16,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:16,545 INFO L182 omatonBuilderFactory]: Interpolants [402054#(and (or (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 402055#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|)) (or (not (= main_~list~0.base |main_#t~mem10.base|)) (= main_~list~0.offset |main_#t~mem10.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 402052#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 402053#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (or (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~list~0.base |main_#t~malloc9.base|))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 402050#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem15.offset|) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 402051#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) |main_#t~short17|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 402048#(and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 402049#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 402062#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 402063#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 402060#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4))))), 402061#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4)))) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|))), 402058#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 402059#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0))), 402056#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 402057#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 402066#(and (= 0 |main_#t~mem18.base|) (= 0 |main_#t~mem18.offset|)), 402067#(and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base)), 402064#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))) (= 0 |main_#t~mem22.offset|)), 402065#(and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 402038#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 402039#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 402036#(= main_~list~0.offset 0), 402037#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 402034#false, 402035#(= |main_#t~malloc0.offset| 0), 402033#true, 402046#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 402047#(and (or (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1))) (< main_~end~0.offset main_~list~0.offset)) (<= main_~list~0.offset 0)), 402044#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 402045#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 402042#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 402043#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 402040#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0)), 402041#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1))] [2018-04-13 02:27:16,546 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:16,546 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-13 02:27:16,546 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-13 02:27:16,546 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1068, Unknown=0, NotChecked=0, Total=1190 [2018-04-13 02:27:16,546 INFO L87 Difference]: Start difference. First operand 3658 states and 4083 transitions. Second operand 35 states. [2018-04-13 02:27:19,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:27:19,973 INFO L93 Difference]: Finished difference Result 3891 states and 4332 transitions. [2018-04-13 02:27:19,974 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-04-13 02:27:19,974 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 139 [2018-04-13 02:27:19,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:27:19,976 INFO L225 Difference]: With dead ends: 3891 [2018-04-13 02:27:19,976 INFO L226 Difference]: Without dead ends: 3891 [2018-04-13 02:27:19,976 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 6 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1836 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=793, Invalid=6013, Unknown=0, NotChecked=0, Total=6806 [2018-04-13 02:27:19,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3891 states. [2018-04-13 02:27:19,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3891 to 3734. [2018-04-13 02:27:19,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3734 states. [2018-04-13 02:27:19,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 3734 states and 4163 transitions. [2018-04-13 02:27:19,999 INFO L78 Accepts]: Start accepts. Automaton has 3734 states and 4163 transitions. Word has length 139 [2018-04-13 02:27:19,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:27:19,999 INFO L459 AbstractCegarLoop]: Abstraction has 3734 states and 4163 transitions. [2018-04-13 02:27:19,999 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-13 02:27:19,999 INFO L276 IsEmpty]: Start isEmpty. Operand 3734 states and 4163 transitions. [2018-04-13 02:27:20,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-04-13 02:27:20,000 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:27:20,000 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:27:20,000 INFO L408 AbstractCegarLoop]: === Iteration 137 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:27:20,001 INFO L82 PathProgramCache]: Analyzing trace with hash -1295360652, now seen corresponding path program 1 times [2018-04-13 02:27:20,001 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:27:20,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:27:20,010 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:27:20,294 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 8 proven. 48 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-04-13 02:27:20,295 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:27:20,295 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-13 02:27:20,295 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:27:20,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:20,295 INFO L182 omatonBuilderFactory]: Interpolants [409798#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~list~0.base) 1)), 409799#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 409796#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1)), 409797#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 409794#(and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 409795#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 409792#(and (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base main_~list~0.base) (= (select |#valid| main_~end~0.base) 1)), 409793#(and (= main_~list~0.offset main_~end~0.offset) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 409806#(and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset))), 409807#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem26.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 409804#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem14.base| main_~list~0.base))), 409805#(= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)), 409802#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 409803#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 409800#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 409801#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 409810#(= 0 main_~list~0.offset), 409808#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 409809#(= 0 main_~end~0.offset), 409790#false, 409791#(= 1 (select |#valid| main_~list~0.base)), 409789#true] [2018-04-13 02:27:20,295 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 8 proven. 48 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-04-13 02:27:20,296 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-13 02:27:20,296 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-13 02:27:20,296 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=393, Unknown=0, NotChecked=0, Total=462 [2018-04-13 02:27:20,296 INFO L87 Difference]: Start difference. First operand 3734 states and 4163 transitions. Second operand 22 states. [2018-04-13 02:27:21,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:27:21,084 INFO L93 Difference]: Finished difference Result 3801 states and 4223 transitions. [2018-04-13 02:27:21,084 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-13 02:27:21,084 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 139 [2018-04-13 02:27:21,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:27:21,086 INFO L225 Difference]: With dead ends: 3801 [2018-04-13 02:27:21,086 INFO L226 Difference]: Without dead ends: 3798 [2018-04-13 02:27:21,086 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 7 SyntacticMatches, 3 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 373 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=305, Invalid=1675, Unknown=0, NotChecked=0, Total=1980 [2018-04-13 02:27:21,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3798 states. [2018-04-13 02:27:21,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3798 to 3713. [2018-04-13 02:27:21,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3713 states. [2018-04-13 02:27:21,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 4135 transitions. [2018-04-13 02:27:21,103 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 4135 transitions. Word has length 139 [2018-04-13 02:27:21,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:27:21,103 INFO L459 AbstractCegarLoop]: Abstraction has 3713 states and 4135 transitions. [2018-04-13 02:27:21,103 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-13 02:27:21,103 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 4135 transitions. [2018-04-13 02:27:21,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-04-13 02:27:21,104 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:27:21,104 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:27:21,104 INFO L408 AbstractCegarLoop]: === Iteration 138 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:27:21,104 INFO L82 PathProgramCache]: Analyzing trace with hash 436165356, now seen corresponding path program 3 times [2018-04-13 02:27:21,105 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:27:21,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:27:21,111 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:27:21,725 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:21,725 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:27:21,725 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-04-13 02:27:21,725 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:27:21,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:21,726 INFO L182 omatonBuilderFactory]: Interpolants [417374#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 417375#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 417372#false, 417373#(= 1 (select |#valid| main_~list~0.base)), 417371#true, 417382#(and (not (= |main_#t~mem10.base| main_~list~0.base)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 417383#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 417380#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= |main_#t~malloc9.base| main_~list~0.base))), 417381#(and (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)))), 417378#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 417379#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1)), 417376#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 417377#(and (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= 0 |main_#t~mem10.offset|)), 417390#(and (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (or (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0))) (= 1 (select |#valid| main_~end~0.base))), 417391#(or (and (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))))), 417388#(and (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.base|))) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base |main_#t~mem22.base|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem22.base|)), 417389#(and (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (or (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)))), 417386#(and (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.base|) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.offset|)), 417387#(and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 417384#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 417385#(and (= main_~end~0.offset main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (= main_~list~0.base main_~end~0.base)), 417398#(or (and (not (= main_~list~0.base main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base))) (not (= 0 main_~list~0.offset))), 417399#(and (not (= main_~list~0.base main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base))), 417396#(or (not (= main_~list~0.offset 0)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 417397#(or (not (= 0 main_~list~0.offset)) (and (not (= main_~list~0.base |main_#t~mem26.base|)) (= 1 (select |#valid| |main_#t~mem26.base|)))), 417394#(or (and (not (= main_~end~0.offset 0)) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (or (not (= main_~end~0.offset 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))), 417395#(and (or (not (= main_~end~0.offset 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (or (not (= main_~end~0.offset 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))), 417392#(or (and (not (= |main_#t~mem26.offset| 0)) (= |main_#t~mem26.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) |main_#t~mem26.offset|))) (and (or (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) |main_#t~mem26.offset|))) (not (= |main_#t~mem26.offset| 0))) (= |main_#t~mem26.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) |main_#t~mem26.offset|))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) |main_#t~mem26.offset|))))), 417393#(or (and (not (= main_~end~0.offset 0)) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (or (not (= main_~end~0.offset 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))), 417400#(= 1 (select |#valid| main_~end~0.base))] [2018-04-13 02:27:21,726 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:21,726 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-13 02:27:21,726 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-13 02:27:21,726 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=786, Unknown=0, NotChecked=0, Total=870 [2018-04-13 02:27:21,726 INFO L87 Difference]: Start difference. First operand 3713 states and 4135 transitions. Second operand 30 states. [2018-04-13 02:27:23,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:27:23,629 INFO L93 Difference]: Finished difference Result 3736 states and 4157 transitions. [2018-04-13 02:27:23,630 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-04-13 02:27:23,630 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 140 [2018-04-13 02:27:23,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:27:23,631 INFO L225 Difference]: With dead ends: 3736 [2018-04-13 02:27:23,632 INFO L226 Difference]: Without dead ends: 3736 [2018-04-13 02:27:23,632 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 4 SyntacticMatches, 7 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 930 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=471, Invalid=3435, Unknown=0, NotChecked=0, Total=3906 [2018-04-13 02:27:23,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3736 states. [2018-04-13 02:27:23,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3736 to 3724. [2018-04-13 02:27:23,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3724 states. [2018-04-13 02:27:23,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3724 states to 3724 states and 4148 transitions. [2018-04-13 02:27:23,647 INFO L78 Accepts]: Start accepts. Automaton has 3724 states and 4148 transitions. Word has length 140 [2018-04-13 02:27:23,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:27:23,647 INFO L459 AbstractCegarLoop]: Abstraction has 3724 states and 4148 transitions. [2018-04-13 02:27:23,647 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-13 02:27:23,647 INFO L276 IsEmpty]: Start isEmpty. Operand 3724 states and 4148 transitions. [2018-04-13 02:27:23,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-04-13 02:27:23,648 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:27:23,648 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:27:23,649 INFO L408 AbstractCegarLoop]: === Iteration 139 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:27:23,649 INFO L82 PathProgramCache]: Analyzing trace with hash 436165357, now seen corresponding path program 2 times [2018-04-13 02:27:23,649 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:27:23,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:27:23,654 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:27:23,812 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-04-13 02:27:23,813 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:27:23,813 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-13 02:27:23,813 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:27:23,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:23,813 INFO L182 omatonBuilderFactory]: Interpolants [424934#(and (<= (+ main_~end~0.offset 8) (select |#length| main_~end~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 424935#(and (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 8) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 424932#(and (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem22.offset|)), 424933#(and (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 424930#(and (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.offset|)), 424931#(and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 424928#false, 424929#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)), 424942#(and (<= (+ main_~list~0.offset 8) (select |#length| main_~list~0.base)) (<= 0 main_~list~0.offset)), 424940#(and (<= (+ |main_#t~mem26.offset| 8) (select |#length| |main_#t~mem26.base|)) (<= 0 |main_#t~mem26.offset|)), 424941#(and (<= (+ main_~end~0.offset 8) (select |#length| main_~end~0.base)) (<= 0 main_~end~0.offset)), 424938#(and (<= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 424939#(and (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 424936#(and (= |main_#t~mem26.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= |main_#t~mem26.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 8) (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) |main_#t~mem26.offset|)))), 424937#(and (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 424927#true] [2018-04-13 02:27:23,813 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-04-13 02:27:23,813 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-13 02:27:23,814 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-13 02:27:23,814 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=206, Unknown=0, NotChecked=0, Total=240 [2018-04-13 02:27:23,814 INFO L87 Difference]: Start difference. First operand 3724 states and 4148 transitions. Second operand 16 states. [2018-04-13 02:27:24,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:27:24,551 INFO L93 Difference]: Finished difference Result 4036 states and 4528 transitions. [2018-04-13 02:27:24,552 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-13 02:27:24,552 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 140 [2018-04-13 02:27:24,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:27:24,553 INFO L225 Difference]: With dead ends: 4036 [2018-04-13 02:27:24,553 INFO L226 Difference]: Without dead ends: 4036 [2018-04-13 02:27:24,554 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=440, Unknown=0, NotChecked=0, Total=506 [2018-04-13 02:27:24,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4036 states. [2018-04-13 02:27:24,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4036 to 3749. [2018-04-13 02:27:24,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3749 states. [2018-04-13 02:27:24,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3749 states to 3749 states and 4180 transitions. [2018-04-13 02:27:24,571 INFO L78 Accepts]: Start accepts. Automaton has 3749 states and 4180 transitions. Word has length 140 [2018-04-13 02:27:24,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:27:24,571 INFO L459 AbstractCegarLoop]: Abstraction has 3749 states and 4180 transitions. [2018-04-13 02:27:24,571 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-13 02:27:24,571 INFO L276 IsEmpty]: Start isEmpty. Operand 3749 states and 4180 transitions. [2018-04-13 02:27:24,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-04-13 02:27:24,572 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:27:24,572 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:27:24,572 INFO L408 AbstractCegarLoop]: === Iteration 140 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:27:24,573 INFO L82 PathProgramCache]: Analyzing trace with hash 1660474705, now seen corresponding path program 14 times [2018-04-13 02:27:24,573 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:27:24,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:27:24,600 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:27:25,842 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:25,842 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:27:25,842 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2018-04-13 02:27:25,842 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:27:25,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:25,843 INFO L182 omatonBuilderFactory]: Interpolants [432774#(or (and (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 432775#(or (and (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 8) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 432772#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 432773#(or (and (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~end~0.base |main_#t~mem14.base|)) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset)) (= |main_#t~mem14.offset| 0))), 432770#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= main_~list~0.base main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 432771#(and (or (and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 |main_#t~mem13.offset|) (= |main_#t~mem13.offset| main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (not (= main_~end~0.base |main_#t~mem13.base|))), 432768#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select |#valid| main_~end~0.base) 0))), 432769#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~list~0.base main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~list~0.offset |main_#t~malloc12.offset|)), 432780#(= 1 (select |#valid| |main_#t~mem22.base|)), 432781#(= 1 (select |#valid| main_~end~0.base)), 432778#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (or (<= (select |#length| main_~end~0.base) 8) (<= main_~end~0.offset 0)) (not (= main_~end~0.offset 0)))), 432779#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.offset 0)) (<= main_~end~0.offset 0))), 432776#(or (and (not (= 0 |main_#t~mem22.offset|)) (<= (select |#length| |main_#t~mem22.base|) 8)) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)))), 432777#(or (and (or (<= (select |#length| main_~end~0.base) 8) (<= main_~end~0.offset 0)) (not (= 0 main_~end~0.offset))) (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 432742#true, 432743#false, 432750#(and (= main_~list~0.offset 0) (not (= 0 main_~list~0.base)) (not (= |main_#t~mem10.base| 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 432751#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= 0 main_~list~0.base)) (not (= main_~end~0.base 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 432748#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= 0 main_~end~0.base)) (= 8 (select |#length| |main_#t~malloc9.base|)) (not (= |main_#t~malloc9.base| 0))), 432749#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= 0 main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 432746#(and (= main_~list~0.offset 0) (not (= 0 main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base))), 432747#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= 0 main_~end~0.base)) (= (select |#valid| main_~list~0.base) 1)), 432744#(and (not (= 0 |main_#t~malloc0.base|)) (= |main_#t~malloc0.offset| 0)), 432745#(and (= main_~list~0.offset 0) (not (= 0 main_~list~0.base))), 432758#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (<= 0 main_~end~0.offset) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= 0 main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (<= main_~end~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 432759#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= 0 main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base))), 432756#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= 0 main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (= (select |#valid| main_~list~0.base) 1)), 432757#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= 0 main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (= (select |#valid| main_~list~0.base) 1)), 432754#(and (= main_~list~0.offset 0) (not (= 0 main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#length| main_~end~0.base) 8) (not (= main_~end~0.base 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 432755#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= 0 main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 432752#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= 0 main_~list~0.base)) (not (= main_~end~0.base 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 432753#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= 0 main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (not (= main_~end~0.base 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 432766#(and (= main_~list~0.offset 0) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 432767#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 432764#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 432765#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~end~0.base))), 432762#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0))), 432763#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0))), 432760#(and (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= 0 main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~end~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (not (= main_~end~0.base |main_#t~mem13.base|)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 432761#(and (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= 0 main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)))] [2018-04-13 02:27:25,843 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:25,843 INFO L442 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-04-13 02:27:25,843 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-04-13 02:27:25,843 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=1421, Unknown=0, NotChecked=0, Total=1560 [2018-04-13 02:27:25,843 INFO L87 Difference]: Start difference. First operand 3749 states and 4180 transitions. Second operand 40 states. [2018-04-13 02:27:27,481 WARN L151 SmtUtils]: Spent 110ms on a formula simplification. DAG size of input: 125 DAG size of output 88 [2018-04-13 02:27:30,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:27:30,398 INFO L93 Difference]: Finished difference Result 3973 states and 4435 transitions. [2018-04-13 02:27:30,398 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2018-04-13 02:27:30,398 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 140 [2018-04-13 02:27:30,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:27:30,400 INFO L225 Difference]: With dead ends: 3973 [2018-04-13 02:27:30,400 INFO L226 Difference]: Without dead ends: 3973 [2018-04-13 02:27:30,400 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 4 SyntacticMatches, 5 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2259 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=1190, Invalid=7552, Unknown=0, NotChecked=0, Total=8742 [2018-04-13 02:27:30,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3973 states. [2018-04-13 02:27:30,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3973 to 3753. [2018-04-13 02:27:30,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3753 states. [2018-04-13 02:27:30,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3753 states to 3753 states and 4186 transitions. [2018-04-13 02:27:30,419 INFO L78 Accepts]: Start accepts. Automaton has 3753 states and 4186 transitions. Word has length 140 [2018-04-13 02:27:30,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:27:30,419 INFO L459 AbstractCegarLoop]: Abstraction has 3753 states and 4186 transitions. [2018-04-13 02:27:30,419 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-04-13 02:27:30,419 INFO L276 IsEmpty]: Start isEmpty. Operand 3753 states and 4186 transitions. [2018-04-13 02:27:30,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-04-13 02:27:30,420 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:27:30,420 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:27:30,420 INFO L408 AbstractCegarLoop]: === Iteration 141 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:27:30,420 INFO L82 PathProgramCache]: Analyzing trace with hash 1660474706, now seen corresponding path program 12 times [2018-04-13 02:27:30,421 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:27:30,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:27:30,440 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:27:32,106 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:32,106 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:27:32,106 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [41] total 41 [2018-04-13 02:27:32,106 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:27:32,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:32,107 INFO L182 omatonBuilderFactory]: Interpolants [440646#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~list~0.offset |main_#t~malloc12.offset|)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 440647#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))))), 440644#(or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 440645#(and (or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= (select |#valid| main_~end~0.base) 1)), 440642#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (or (and (= (select |#length| main_~end~0.base) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 440643#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~list~0.offset |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 440640#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~end~0.base))), 440641#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~end~0.base))), 440654#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (not (= main_~end~0.base 0)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 440655#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 440652#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0)))), 440653#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (not (= |main_#t~mem22.base| 0)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|))))), 440650#(and (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 440651#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))))), 440648#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (or (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))))), 440649#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 440656#(and (= 0 |main_#t~mem22.offset|) (<= 8 (select |#length| |main_#t~mem22.base|))), 440657#(and (= main_~end~0.offset 0) (<= 8 (select |#length| main_~end~0.base))), 440622#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= |main_#t~malloc9.base| 0))), 440623#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 440620#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 440621#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 440618#(= |main_#t~malloc0.offset| 0), 440619#(= main_~list~0.offset 0), 440616#true, 440617#false, 440630#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 440631#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 440628#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 440629#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 440626#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 440627#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= |main_#t~malloc9.offset| 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 440624#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 440625#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 440638#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~end~0.base)))), 440639#(or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~end~0.base))) (not |main_#t~short17|)), 440636#(and (or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~end~0.base))) (= main_~end~0.base |main_#t~mem14.base|)) (or (and (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))) (not (= main_~end~0.base |main_#t~mem14.base|)))), 440637#(or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~end~0.base))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 440634#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| main_~end~0.base)) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 440635#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| main_~end~0.base)) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 440632#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~end~0.offset) (= 8 (select |#length| main_~end~0.base)) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0) (= 0 |main_#t~malloc12.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (<= main_~end~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))), 440633#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| main_~end~0.base)) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))] [2018-04-13 02:27:32,107 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:32,107 INFO L442 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-04-13 02:27:32,107 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-04-13 02:27:32,107 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=191, Invalid=1531, Unknown=0, NotChecked=0, Total=1722 [2018-04-13 02:27:32,107 INFO L87 Difference]: Start difference. First operand 3753 states and 4186 transitions. Second operand 42 states. [2018-04-13 02:27:33,841 WARN L151 SmtUtils]: Spent 102ms on a formula simplification. DAG size of input: 115 DAG size of output 89 [2018-04-13 02:27:37,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:27:37,408 INFO L93 Difference]: Finished difference Result 4083 states and 4556 transitions. [2018-04-13 02:27:37,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2018-04-13 02:27:37,409 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 140 [2018-04-13 02:27:37,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:27:37,411 INFO L225 Difference]: With dead ends: 4083 [2018-04-13 02:27:37,411 INFO L226 Difference]: Without dead ends: 4083 [2018-04-13 02:27:37,411 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 3 SyntacticMatches, 5 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2790 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=1319, Invalid=8781, Unknown=0, NotChecked=0, Total=10100 [2018-04-13 02:27:37,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4083 states. [2018-04-13 02:27:37,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4083 to 3665. [2018-04-13 02:27:37,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3665 states. [2018-04-13 02:27:37,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3665 states to 3665 states and 4092 transitions. [2018-04-13 02:27:37,428 INFO L78 Accepts]: Start accepts. Automaton has 3665 states and 4092 transitions. Word has length 140 [2018-04-13 02:27:37,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:27:37,429 INFO L459 AbstractCegarLoop]: Abstraction has 3665 states and 4092 transitions. [2018-04-13 02:27:37,429 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-04-13 02:27:37,429 INFO L276 IsEmpty]: Start isEmpty. Operand 3665 states and 4092 transitions. [2018-04-13 02:27:37,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-04-13 02:27:37,430 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:27:37,430 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:27:37,430 INFO L408 AbstractCegarLoop]: === Iteration 142 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:27:37,431 INFO L82 PathProgramCache]: Analyzing trace with hash 1219828786, now seen corresponding path program 13 times [2018-04-13 02:27:37,431 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:27:37,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:27:37,446 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:27:38,564 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:38,564 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:27:38,564 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2018-04-13 02:27:38,564 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:27:38,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:38,565 INFO L182 omatonBuilderFactory]: Interpolants [448526#(= |main_#t~malloc0.offset| 0), 448527#(= main_~list~0.offset 0), 448524#true, 448525#false, 448534#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 448535#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|))), 448532#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= |main_#t~mem10.offset| 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 448533#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 448530#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (not (= main_~end~0.base |main_#t~malloc9.base|))), 448531#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 448528#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 448529#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 448542#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 448543#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 448540#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 448541#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~end~0.base) (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 448538#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 448539#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 448536#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 448537#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= (select |#valid| main_~list~0.base) 1)), 448550#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base |main_#t~malloc12.base|))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 448551#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 448548#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= (select |#valid| main_~list~0.base) 1)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 448549#(and (= (select |#valid| main_~end~0.base) 1) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= (select |#valid| main_~list~0.base) 1)))), 448546#(or (and (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~list~0.base) 1) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 8 (select |#length| main_~end~0.base)))), 448547#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~list~0.offset |main_#t~mem10.offset|) (= (select |#valid| main_~list~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))) (and (= |main_#t~mem10.base| main_~list~0.base) (= main_~list~0.offset |main_#t~mem10.offset|))), 448544#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 448545#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))) (and (= main_~list~0.offset |main_#t~malloc9.offset|) (= |main_#t~malloc9.base| main_~list~0.base))), 448558#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= 0 |main_#t~mem22.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))), 448559#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))))), 448556#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 448557#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 448554#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 448555#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 448552#(and (not (= main_~end~0.base |main_#t~mem13.base|)) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))))), 448553#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 448562#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 448560#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 448561#(and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|))] [2018-04-13 02:27:38,565 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:38,565 INFO L442 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-04-13 02:27:38,565 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-04-13 02:27:38,565 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1326, Unknown=0, NotChecked=0, Total=1482 [2018-04-13 02:27:38,565 INFO L87 Difference]: Start difference. First operand 3665 states and 4092 transitions. Second operand 39 states. [2018-04-13 02:27:43,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:27:43,584 INFO L93 Difference]: Finished difference Result 4374 states and 4915 transitions. [2018-04-13 02:27:43,584 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2018-04-13 02:27:43,584 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 140 [2018-04-13 02:27:43,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:27:43,586 INFO L225 Difference]: With dead ends: 4374 [2018-04-13 02:27:43,586 INFO L226 Difference]: Without dead ends: 4374 [2018-04-13 02:27:43,586 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 2 SyntacticMatches, 5 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3209 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=1405, Invalid=9515, Unknown=0, NotChecked=0, Total=10920 [2018-04-13 02:27:43,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4374 states. [2018-04-13 02:27:43,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4374 to 3699. [2018-04-13 02:27:43,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3699 states. [2018-04-13 02:27:43,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3699 states to 3699 states and 4136 transitions. [2018-04-13 02:27:43,605 INFO L78 Accepts]: Start accepts. Automaton has 3699 states and 4136 transitions. Word has length 140 [2018-04-13 02:27:43,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:27:43,606 INFO L459 AbstractCegarLoop]: Abstraction has 3699 states and 4136 transitions. [2018-04-13 02:27:43,606 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-04-13 02:27:43,606 INFO L276 IsEmpty]: Start isEmpty. Operand 3699 states and 4136 transitions. [2018-04-13 02:27:43,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-04-13 02:27:43,607 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:27:43,607 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:27:43,607 INFO L408 AbstractCegarLoop]: === Iteration 143 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:27:43,607 INFO L82 PathProgramCache]: Analyzing trace with hash -933909777, now seen corresponding path program 1 times [2018-04-13 02:27:43,607 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:27:43,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:27:43,632 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:27:45,462 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 2 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:45,462 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:27:45,462 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2018-04-13 02:27:45,462 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:27:45,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:45,462 INFO L182 omatonBuilderFactory]: Interpolants [456774#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (= 8 (select |#length| |main_#t~malloc9.base|)) (<= main_~list~0.offset 0)), 456775#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 456772#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 456773#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 456770#(= 0 |main_#t~malloc0.offset|), 456771#(= main_~list~0.offset 0), 456768#true, 456769#false, 456782#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| main_~end~0.base))), 456783#(and (= |main_#t~mem14.offset| 0) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1)) (<= main_~list~0.offset 0) (or (and (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))) (= main_~end~0.base |main_#t~mem14.base|))), 456780#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| main_~end~0.base))), 456781#(and (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0)), 456778#(and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 456779#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= 8 (select |#length| main_~end~0.base))), 456776#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 456777#(and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 456790#(and (or (not (= main_~list~0.offset main_~end~0.offset)) (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 456791#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (not (= (select |#valid| main_~end~0.base) 0))), 456788#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~end~0.offset 0) (not (= (select |#valid| main_~list~0.base) 0)) (<= 0 main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 8 (select |#length| main_~end~0.base)) (not (= (select |#valid| main_~end~0.base) 0))), 456789#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0) (= 0 |main_#t~mem10.offset|) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 456786#(and (or (not |main_#t~short17|) (and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base)))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (<= main_~list~0.offset 0)), 456787#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~end~0.offset 0) (not (= (select |#valid| main_~list~0.base) 0)) (<= 0 main_~end~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 456784#(and (or (and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (<= main_~list~0.offset 0)), 456785#(and (or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base)))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (<= main_~list~0.offset 0)), 456798#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~list~0.offset) (or (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ 0 4)))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ 0 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))))), 456799#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (+ 0 4))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (+ 0 4))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (+ 0 4)))))))), 456796#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (or (= main_~end~0.base |main_#t~mem14.base|) (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~list~0.offset main_~end~0.offset) (not (= |main_#t~mem14.base| main_~list~0.base)) (= |main_#t~mem14.offset| 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (< |main_#t~mem14.offset| (+ main_~list~0.offset 1))), 456797#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~list~0.offset main_~end~0.offset) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (or (and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ 0 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ 0 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))))) (< main_~end~0.offset (+ main_~list~0.offset 1))), 456794#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~list~0.offset main_~end~0.offset) (not (= |main_#t~mem13.base| main_~list~0.base)) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 456795#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~list~0.offset main_~end~0.offset) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 456792#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))), 456793#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset main_~end~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 456806#(and (= main_~end~0.offset 0) (or (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 456807#(and (or (= 0 |main_#t~mem18.base|) (<= 8 (select |#length| |main_#t~mem18.base|))) (= 0 |main_#t~mem18.offset|)), 456804#(or (and (= (select |#length| main_~end~0.base) 8) (= main_~end~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (<= (+ main_~end~0.offset 1) 0)), 456805#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (or (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))))) (= 0 |main_#t~mem22.offset|)), 456802#(or (<= (+ main_~end~0.offset 1) 0) (and (or (and (= |main_#t~mem18.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem18.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= main_~end~0.offset 0) (= (select |#length| main_~end~0.base) 8))), 456803#(or (<= (+ main_~end~0.offset 1) 0) (and (= (select |#length| main_~end~0.base) 8) (or (and (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~inner~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= main_~end~0.offset 0))), 456800#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (and (or (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (+ 0 4)))) (or (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4))) (not (= 0 |main_#t~mem22.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (= 8 (select |#length| |main_#t~mem22.base|))), 456801#(or (<= (+ main_~end~0.offset 1) 0) (and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)) (+ 0 4))) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)) (+ 0 4))) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)) (+ 0 4)))))) (<= 1 main_~end~0.offset) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (= 8 (select |#length| main_~end~0.base)))), 456810#(and (= main_~inner~0.offset 0) (<= 8 (select |#length| main_~inner~0.base))), 456808#(and (= 0 main_~inner~0.offset) (or (<= 8 (select |#length| main_~inner~0.base)) (= 0 main_~inner~0.base))), 456809#(and (= main_~inner~0.offset 0) (not (= 0 main_~inner~0.base)) (<= 8 (select |#length| main_~inner~0.base)))] [2018-04-13 02:27:45,463 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 2 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:45,463 INFO L442 AbstractCegarLoop]: Interpolant automaton has 43 states [2018-04-13 02:27:45,463 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2018-04-13 02:27:45,463 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=1655, Unknown=0, NotChecked=0, Total=1806 [2018-04-13 02:27:45,463 INFO L87 Difference]: Start difference. First operand 3699 states and 4136 transitions. Second operand 43 states. [2018-04-13 02:27:51,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:27:51,258 INFO L93 Difference]: Finished difference Result 3902 states and 4353 transitions. [2018-04-13 02:27:51,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2018-04-13 02:27:51,258 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 140 [2018-04-13 02:27:51,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:27:51,260 INFO L225 Difference]: With dead ends: 3902 [2018-04-13 02:27:51,260 INFO L226 Difference]: Without dead ends: 3902 [2018-04-13 02:27:51,261 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 3 SyntacticMatches, 8 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2571 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=998, Invalid=8508, Unknown=0, NotChecked=0, Total=9506 [2018-04-13 02:27:51,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3902 states. [2018-04-13 02:27:51,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3902 to 3713. [2018-04-13 02:27:51,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3713 states. [2018-04-13 02:27:51,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 4148 transitions. [2018-04-13 02:27:51,280 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 4148 transitions. Word has length 140 [2018-04-13 02:27:51,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:27:51,280 INFO L459 AbstractCegarLoop]: Abstraction has 3713 states and 4148 transitions. [2018-04-13 02:27:51,281 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states. [2018-04-13 02:27:51,281 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 4148 transitions. [2018-04-13 02:27:51,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-04-13 02:27:51,282 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:27:51,282 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:27:51,282 INFO L408 AbstractCegarLoop]: === Iteration 144 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:27:51,282 INFO L82 PathProgramCache]: Analyzing trace with hash 225356561, now seen corresponding path program 15 times [2018-04-13 02:27:51,282 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:27:51,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:27:51,310 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:27:52,133 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:52,133 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:27:52,133 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2018-04-13 02:27:52,133 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:27:52,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:52,134 INFO L182 omatonBuilderFactory]: Interpolants [464543#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~end~0.base))), 464542#(and (= main_~list~0.offset 0) (not (= |main_#t~malloc9.base| main_~end~0.base)) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0)), 464541#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base)), 464540#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 464539#(= main_~list~0.offset 0), 464538#(= |main_#t~malloc0.offset| 0), 464537#false, 464536#true, 464551#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= |main_#t~malloc9.base| main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 464550#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~end~0.base))), 464549#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base)) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 1 (select |#valid| main_~end~0.base))), 464548#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base)) (= (select |#valid| main_~end~0.base) 1)), 464547#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~malloc12.base| main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 464546#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1)), 464545#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 464544#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= |main_#t~mem10.offset| 0) (= 1 (select |#valid| main_~list~0.base)) (not (= |main_#t~mem10.base| main_~list~0.base)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|)), 464559#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 464558#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 464557#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 464556#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~malloc12.base| main_~end~0.base)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 464555#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~end~0.base))), 464554#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 464553#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 464552#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~end~0.base))), 464567#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 464566#(and (or (and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 464565#(and (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)) (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)))), 464564#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~list~0.offset |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 464563#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 464562#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 464561#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 464560#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 464574#(= 1 (select |#valid| main_~end~0.base)), 464573#(= 1 (select |#valid| |main_#t~mem22.base|)), 464572#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))), 464571#(and (= main_~end~0.offset 0) (or (= main_~end~0.base 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))))), 464570#(and (= 0 |main_#t~mem22.offset|) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= 0 |main_#t~mem22.base|))), 464569#(and (or (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 464568#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))] [2018-04-13 02:27:52,134 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:52,134 INFO L442 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-04-13 02:27:52,134 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-04-13 02:27:52,134 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=1325, Unknown=0, NotChecked=0, Total=1482 [2018-04-13 02:27:52,134 INFO L87 Difference]: Start difference. First operand 3713 states and 4148 transitions. Second operand 39 states. [2018-04-13 02:27:55,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:27:55,319 INFO L93 Difference]: Finished difference Result 4516 states and 5084 transitions. [2018-04-13 02:27:55,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2018-04-13 02:27:55,320 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 140 [2018-04-13 02:27:55,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:27:55,322 INFO L225 Difference]: With dead ends: 4516 [2018-04-13 02:27:55,322 INFO L226 Difference]: Without dead ends: 4516 [2018-04-13 02:27:55,322 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2850 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=1343, Invalid=8557, Unknown=0, NotChecked=0, Total=9900 [2018-04-13 02:27:55,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4516 states. [2018-04-13 02:27:55,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4516 to 3619. [2018-04-13 02:27:55,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3619 states. [2018-04-13 02:27:55,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3619 states to 3619 states and 4046 transitions. [2018-04-13 02:27:55,341 INFO L78 Accepts]: Start accepts. Automaton has 3619 states and 4046 transitions. Word has length 140 [2018-04-13 02:27:55,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:27:55,341 INFO L459 AbstractCegarLoop]: Abstraction has 3619 states and 4046 transitions. [2018-04-13 02:27:55,341 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-04-13 02:27:55,341 INFO L276 IsEmpty]: Start isEmpty. Operand 3619 states and 4046 transitions. [2018-04-13 02:27:55,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-04-13 02:27:55,342 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:27:55,342 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:27:55,342 INFO L408 AbstractCegarLoop]: === Iteration 145 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:27:55,343 INFO L82 PathProgramCache]: Analyzing trace with hash 1945597915, now seen corresponding path program 1 times [2018-04-13 02:27:55,343 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:27:55,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:27:55,356 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:27:55,407 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 14 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-04-13 02:27:55,407 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:27:55,407 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-04-13 02:27:55,407 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:27:55,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:55,407 INFO L182 omatonBuilderFactory]: Interpolants [472839#(= 0 |main_#t~mem23.base|), 472838#(= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))), 472837#(and (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))), 472836#(and (= main_~list~0.offset main_~end~0.offset) (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base main_~list~0.base)), 472835#(and (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base main_~list~0.base) (= |main_#t~mem18.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))), 472834#(and (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base main_~list~0.base)), 472833#false, 472832#true, 472841#(and (not (= main_~end~0.offset 0)) (= main_~end~0.base 0)), 472840#(= main_~end~0.base 0)] [2018-04-13 02:27:55,407 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 14 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-04-13 02:27:55,407 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-13 02:27:55,408 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-13 02:27:55,408 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2018-04-13 02:27:55,408 INFO L87 Difference]: Start difference. First operand 3619 states and 4046 transitions. Second operand 10 states. [2018-04-13 02:27:55,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:27:55,631 INFO L93 Difference]: Finished difference Result 4728 states and 5317 transitions. [2018-04-13 02:27:55,660 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-13 02:27:55,660 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 141 [2018-04-13 02:27:55,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:27:55,663 INFO L225 Difference]: With dead ends: 4728 [2018-04-13 02:27:55,663 INFO L226 Difference]: Without dead ends: 4632 [2018-04-13 02:27:55,663 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2018-04-13 02:27:55,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4632 states. [2018-04-13 02:27:55,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4632 to 4121. [2018-04-13 02:27:55,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4121 states. [2018-04-13 02:27:55,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4121 states to 4121 states and 4663 transitions. [2018-04-13 02:27:55,681 INFO L78 Accepts]: Start accepts. Automaton has 4121 states and 4663 transitions. Word has length 141 [2018-04-13 02:27:55,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:27:55,681 INFO L459 AbstractCegarLoop]: Abstraction has 4121 states and 4663 transitions. [2018-04-13 02:27:55,681 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-13 02:27:55,681 INFO L276 IsEmpty]: Start isEmpty. Operand 4121 states and 4663 transitions. [2018-04-13 02:27:55,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-04-13 02:27:55,682 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:27:55,682 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:27:55,682 INFO L408 AbstractCegarLoop]: === Iteration 146 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:27:55,682 INFO L82 PathProgramCache]: Analyzing trace with hash 636225330, now seen corresponding path program 4 times [2018-04-13 02:27:55,683 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:27:55,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:27:55,688 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:27:55,820 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-04-13 02:27:55,820 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:27:55,821 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-13 02:27:55,821 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:27:55,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:55,821 INFO L182 omatonBuilderFactory]: Interpolants [481703#(and (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base main_~list~0.base)), 481702#false, 481701#true, 481711#(or (not (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0))), 481710#(or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (and (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 481709#(or (and (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0)) (= |main_#t~mem26.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem26.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= |main_#t~mem26.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0)) (= |main_#t~mem26.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 481708#(or (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0))), 481707#(and (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 481706#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem22.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem22.base|)), 481705#(and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 481704#(and (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.base|) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.offset|)), 481715#(or (not (= main_~list~0.offset 0)) (not (= main_~list~0.base 0))), 481714#(or (not (= main_~end~0.offset 0)) (not (= main_~end~0.base 0))), 481713#(or (not (= |main_#t~mem26.offset| 0)) (not (= |main_#t~mem26.base| 0))), 481712#(or (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)))] [2018-04-13 02:27:55,821 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-04-13 02:27:55,822 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-13 02:27:55,822 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-13 02:27:55,822 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2018-04-13 02:27:55,822 INFO L87 Difference]: Start difference. First operand 4121 states and 4663 transitions. Second operand 15 states. [2018-04-13 02:27:56,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:27:56,490 INFO L93 Difference]: Finished difference Result 4505 states and 5151 transitions. [2018-04-13 02:27:56,490 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-13 02:27:56,490 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 141 [2018-04-13 02:27:56,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:27:56,493 INFO L225 Difference]: With dead ends: 4505 [2018-04-13 02:27:56,493 INFO L226 Difference]: Without dead ends: 4505 [2018-04-13 02:27:56,493 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=164, Invalid=766, Unknown=0, NotChecked=0, Total=930 [2018-04-13 02:27:56,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4505 states. [2018-04-13 02:27:56,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4505 to 4121. [2018-04-13 02:27:56,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4121 states. [2018-04-13 02:27:56,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4121 states to 4121 states and 4661 transitions. [2018-04-13 02:27:56,513 INFO L78 Accepts]: Start accepts. Automaton has 4121 states and 4661 transitions. Word has length 141 [2018-04-13 02:27:56,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:27:56,513 INFO L459 AbstractCegarLoop]: Abstraction has 4121 states and 4661 transitions. [2018-04-13 02:27:56,513 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-13 02:27:56,513 INFO L276 IsEmpty]: Start isEmpty. Operand 4121 states and 4661 transitions. [2018-04-13 02:27:56,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-04-13 02:27:56,514 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:27:56,515 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:27:56,515 INFO L408 AbstractCegarLoop]: === Iteration 147 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:27:56,515 INFO L82 PathProgramCache]: Analyzing trace with hash -1730497987, now seen corresponding path program 7 times [2018-04-13 02:27:56,515 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:27:56,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:27:56,523 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:27:57,065 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:57,065 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:27:57,065 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2018-04-13 02:27:57,065 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:27:57,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:57,065 INFO L182 omatonBuilderFactory]: Interpolants [490383#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 490382#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|))), 490381#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 490380#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 490379#(= main_~list~0.offset 0), 490378#(= |main_#t~malloc0.offset| 0), 490377#false, 490376#true, 490391#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 490390#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 490389#(and (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 490388#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 8 (select |#length| main_~end~0.base))), 490387#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 490386#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 490385#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 490384#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 490399#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))))), 490398#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 490397#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 490396#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 490395#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 490394#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~list~0.offset |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 490393#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 490392#(and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 490407#(= 1 (select |#valid| main_~end~0.base)), 490406#(= 1 (select |#valid| |main_#t~mem22.base|)), 490405#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))), 490404#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|))), 490403#(or (and (not (= main_~end~0.offset 0)) (= (select |#length| main_~end~0.base) 8) (<= main_~end~0.offset 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 490402#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (and (not (= main_~end~0.offset 0)) (= 8 (select |#length| main_~end~0.base)))), 490401#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (or (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)))) (not (= 0 main_~end~0.offset))))), 490400#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (= 8 (select |#length| |main_#t~mem22.base|))))] [2018-04-13 02:27:57,066 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:27:57,066 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-13 02:27:57,066 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-13 02:27:57,066 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=898, Unknown=0, NotChecked=0, Total=992 [2018-04-13 02:27:57,066 INFO L87 Difference]: Start difference. First operand 4121 states and 4661 transitions. Second operand 32 states. [2018-04-13 02:27:59,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:27:59,958 INFO L93 Difference]: Finished difference Result 4281 states and 4836 transitions. [2018-04-13 02:27:59,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-04-13 02:27:59,958 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 141 [2018-04-13 02:27:59,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:27:59,961 INFO L225 Difference]: With dead ends: 4281 [2018-04-13 02:27:59,961 INFO L226 Difference]: Without dead ends: 4281 [2018-04-13 02:27:59,961 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1411 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=735, Invalid=5117, Unknown=0, NotChecked=0, Total=5852 [2018-04-13 02:27:59,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4281 states. [2018-04-13 02:27:59,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4281 to 4139. [2018-04-13 02:27:59,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4139 states. [2018-04-13 02:27:59,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4139 states to 4139 states and 4681 transitions. [2018-04-13 02:27:59,991 INFO L78 Accepts]: Start accepts. Automaton has 4139 states and 4681 transitions. Word has length 141 [2018-04-13 02:27:59,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:27:59,991 INFO L459 AbstractCegarLoop]: Abstraction has 4139 states and 4681 transitions. [2018-04-13 02:27:59,991 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-13 02:27:59,992 INFO L276 IsEmpty]: Start isEmpty. Operand 4139 states and 4681 transitions. [2018-04-13 02:27:59,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-04-13 02:27:59,992 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:27:59,993 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:27:59,993 INFO L408 AbstractCegarLoop]: === Iteration 148 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:27:59,993 INFO L82 PathProgramCache]: Analyzing trace with hash -1730497986, now seen corresponding path program 5 times [2018-04-13 02:27:59,993 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:28:00,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:28:00,000 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:28:00,615 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:00,616 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:28:00,616 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2018-04-13 02:28:00,616 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:28:00,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:00,616 INFO L182 omatonBuilderFactory]: Interpolants [498949#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 498948#(and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|)), 498947#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 498946#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)))), 498945#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 498944#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 498919#false, 498918#true, 498927#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 498926#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 498925#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 498924#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 498923#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 498922#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 498921#(= main_~list~0.offset 0), 498920#(= |main_#t~malloc0.offset| 0), 498935#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 498934#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| |main_#t~malloc9.base|))), 498933#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1)), 498932#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 498931#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 498930#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 498929#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 498928#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 498943#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|))))) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|))), 498942#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))))), 498941#(and (or (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 498940#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))))), 498939#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))))), 498938#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 498937#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 498936#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~list~0.offset |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|)))] [2018-04-13 02:28:00,616 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:00,616 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-13 02:28:00,617 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-13 02:28:00,617 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=897, Unknown=0, NotChecked=0, Total=992 [2018-04-13 02:28:00,617 INFO L87 Difference]: Start difference. First operand 4139 states and 4681 transitions. Second operand 32 states. [2018-04-13 02:28:03,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:28:03,751 INFO L93 Difference]: Finished difference Result 4348 states and 4910 transitions. [2018-04-13 02:28:03,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-04-13 02:28:03,751 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 141 [2018-04-13 02:28:03,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:28:03,753 INFO L225 Difference]: With dead ends: 4348 [2018-04-13 02:28:03,753 INFO L226 Difference]: Without dead ends: 4348 [2018-04-13 02:28:03,753 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1270 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=636, Invalid=4766, Unknown=0, NotChecked=0, Total=5402 [2018-04-13 02:28:03,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4348 states. [2018-04-13 02:28:03,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4348 to 4139. [2018-04-13 02:28:03,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4139 states. [2018-04-13 02:28:03,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4139 states to 4139 states and 4681 transitions. [2018-04-13 02:28:03,771 INFO L78 Accepts]: Start accepts. Automaton has 4139 states and 4681 transitions. Word has length 141 [2018-04-13 02:28:03,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:28:03,771 INFO L459 AbstractCegarLoop]: Abstraction has 4139 states and 4681 transitions. [2018-04-13 02:28:03,771 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-13 02:28:03,771 INFO L276 IsEmpty]: Start isEmpty. Operand 4139 states and 4681 transitions. [2018-04-13 02:28:03,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-04-13 02:28:03,773 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:28:03,773 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:28:03,773 INFO L408 AbstractCegarLoop]: === Iteration 149 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:28:03,773 INFO L82 PathProgramCache]: Analyzing trace with hash -1251591749, now seen corresponding path program 1 times [2018-04-13 02:28:03,773 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:28:03,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:28:03,785 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:28:04,373 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 8 proven. 59 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-13 02:28:04,373 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:28:04,373 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-13 02:28:04,373 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:28:04,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:04,373 INFO L182 omatonBuilderFactory]: Interpolants [507527#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 507526#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 507525#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 507524#(= main_~list~0.offset 0), 507523#(= 0 |main_#t~malloc0.offset|), 507522#false, 507521#true, 507535#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 507534#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~malloc12.base| main_~end~0.base)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 507533#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base))), 507532#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 507531#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 507530#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1)), 507529#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 507528#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base))), 507543#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem18.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem18.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (< main_~end~0.offset main_~list~0.offset))), 507542#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (< main_~end~0.offset main_~list~0.offset))), 507541#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 |main_#t~mem22.offset|)), 507540#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 507539#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0)), 507538#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base))), 507537#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 507536#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 507551#(and (= 0 |main_#t~mem23.offset|) (= 0 |main_#t~mem23.base|)), 507550#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 507549#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4))) (= 0 main_~end~0.offset)), 507548#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 507547#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem26.base|) (+ main_~list~0.offset 4))) (= |main_#t~mem26.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 507546#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))), 507545#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (< main_~end~0.offset main_~list~0.offset))), 507544#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~inner~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (< main_~end~0.offset main_~list~0.offset))), 507552#(and (= main_~end~0.offset 0) (= main_~end~0.base 0))] [2018-04-13 02:28:04,373 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 8 proven. 59 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-13 02:28:04,373 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-13 02:28:04,373 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-13 02:28:04,374 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=874, Unknown=0, NotChecked=0, Total=992 [2018-04-13 02:28:04,374 INFO L87 Difference]: Start difference. First operand 4139 states and 4681 transitions. Second operand 32 states. [2018-04-13 02:28:07,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:28:07,544 INFO L93 Difference]: Finished difference Result 4751 states and 5311 transitions. [2018-04-13 02:28:07,544 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2018-04-13 02:28:07,544 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 141 [2018-04-13 02:28:07,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:28:07,546 INFO L225 Difference]: With dead ends: 4751 [2018-04-13 02:28:07,546 INFO L226 Difference]: Without dead ends: 4751 [2018-04-13 02:28:07,547 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 8 SyntacticMatches, 5 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3634 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=1562, Invalid=10428, Unknown=0, NotChecked=0, Total=11990 [2018-04-13 02:28:07,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4751 states. [2018-04-13 02:28:07,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4751 to 4113. [2018-04-13 02:28:07,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4113 states. [2018-04-13 02:28:07,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4113 states to 4113 states and 4652 transitions. [2018-04-13 02:28:07,569 INFO L78 Accepts]: Start accepts. Automaton has 4113 states and 4652 transitions. Word has length 141 [2018-04-13 02:28:07,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:28:07,569 INFO L459 AbstractCegarLoop]: Abstraction has 4113 states and 4652 transitions. [2018-04-13 02:28:07,569 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-13 02:28:07,569 INFO L276 IsEmpty]: Start isEmpty. Operand 4113 states and 4652 transitions. [2018-04-13 02:28:07,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-04-13 02:28:07,570 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:28:07,570 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:28:07,570 INFO L408 AbstractCegarLoop]: === Iteration 150 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:28:07,571 INFO L82 PathProgramCache]: Analyzing trace with hash -191815995, now seen corresponding path program 1 times [2018-04-13 02:28:07,571 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:28:07,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:28:07,581 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:28:09,010 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-13 02:28:09,010 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:28:09,010 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-13 02:28:09,010 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:28:09,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:09,010 INFO L182 omatonBuilderFactory]: Interpolants [516575#(= |#valid| |old(#valid)|), 516574#false, 516573#true, 516583#(and (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1)), 516582#(and (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 516581#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0) |old(#valid)|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 516580#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= (store (store |#valid| main_~list~0.base 0) |main_#t~malloc9.base| 0) |old(#valid)|)), 516579#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= (store |#valid| main_~list~0.base 0) |old(#valid)|)), 516578#(and (= 1 (select |#valid| main_~list~0.base)) (= (store |#valid| main_~list~0.base 0) |old(#valid)|)), 516577#(= (store |#valid| main_~list~0.base 0) |old(#valid)|), 516576#(= (store |#valid| |main_#t~malloc0.base| 0) |old(#valid)|), 516591#(or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))) (and (= (store (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 4) 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))))), 516590#(or (and (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))) (= 0 |main_#t~mem15.base|)) (and (= (store (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 4) 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))))), 516589#(and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (or (and (= (store (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset)), 516588#(and (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (or (and (= (store (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= main_~end~0.base |main_#t~mem14.base|))), 516587#(and (= (store (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 516586#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= (store (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 516585#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= (store (store (store |#valid| main_~list~0.base 0) |main_#t~malloc12.base| 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~list~0.base |main_#t~malloc12.base|))), 516584#(and (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 516599#(or (<= 1 main_~list~0.offset) (= main_~end~0.base 0) (and (not (= main_~end~0.base main_~list~0.base)) (= |old(#valid)| (store (store |#valid| main_~list~0.base 0) main_~end~0.base 0))) (<= (+ main_~list~0.offset 1) 0)), 516598#(or (<= 1 main_~list~0.offset) (= 0 |main_#t~mem23.base|) (<= (+ main_~list~0.offset 1) 0) (and (not (= main_~list~0.base |main_#t~mem23.base|)) (= (store (store |#valid| main_~list~0.base 0) |main_#t~mem23.base| 0) |old(#valid)|))), 516597#(or (<= 1 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (<= (+ main_~list~0.offset 1) 0) (and (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0) |old(#valid)|) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 516596#(or (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4))) (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4)))) (= (store (store |#valid| main_~end~0.base 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) 4) 0) |old(#valid)|))), 516595#(or (and (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4)))) (= (store (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) 4) 0) main_~end~0.base 0) |old(#valid)|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4))))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4)))), 516594#(or (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4))) (and (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (store (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) 4) 0) main_~end~0.base 0) |old(#valid)|))), 516593#(or (and (not (= main_~list~0.base |main_#t~mem26.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) (+ 0 4)))) (= |old(#valid)| (store (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) 4) 0) |main_#t~mem26.base| 0)) (= |main_#t~mem26.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) (+ 0 4))))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) (+ 0 4)))), 516592#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ 0 4))) (= main_~end~0.base main_~list~0.base)) (and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ 0 4)))) (= main_~list~0.base main_~end~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset))) (= (store (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) 4) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0) |old(#valid)|))), 516603#(or (<= 1 main_~list~0.offset) (<= (+ main_~list~0.offset 1) 0) (= (store |#valid| main_~list~0.base 0) |old(#valid)|)), 516602#(or (<= 1 main_~list~0.offset) (and (not (= main_~end~0.base main_~list~0.base)) (= |old(#valid)| (store (store |#valid| main_~list~0.base 0) main_~end~0.base 0))) (<= (+ main_~list~0.offset 1) 0)), 516601#(or (<= 1 main_~list~0.offset) (<= (+ main_~list~0.offset 1) 0) (and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base 0)) (= |old(#valid)| (store (store |#valid| main_~list~0.base 0) main_~end~0.base 0)))), 516600#(or (<= 1 main_~list~0.offset) (and (or (not (= main_~end~0.offset 0)) (not (= main_~end~0.base 0))) (or (= main_~end~0.base 0) (and (not (= main_~end~0.base main_~list~0.base)) (= |old(#valid)| (store (store |#valid| main_~list~0.base 0) main_~end~0.base 0))))) (<= (+ main_~list~0.offset 1) 0))] [2018-04-13 02:28:09,011 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-13 02:28:09,011 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-13 02:28:09,011 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-13 02:28:09,011 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=838, Unknown=0, NotChecked=0, Total=930 [2018-04-13 02:28:09,011 INFO L87 Difference]: Start difference. First operand 4113 states and 4652 transitions. Second operand 31 states. [2018-04-13 02:28:11,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:28:11,005 INFO L93 Difference]: Finished difference Result 4188 states and 4727 transitions. [2018-04-13 02:28:11,006 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-04-13 02:28:11,006 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 141 [2018-04-13 02:28:11,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:28:11,008 INFO L225 Difference]: With dead ends: 4188 [2018-04-13 02:28:11,008 INFO L226 Difference]: Without dead ends: 4103 [2018-04-13 02:28:11,008 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 12 SyntacticMatches, 13 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 898 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=378, Invalid=3528, Unknown=0, NotChecked=0, Total=3906 [2018-04-13 02:28:11,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4103 states. [2018-04-13 02:28:11,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4103 to 4103. [2018-04-13 02:28:11,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4103 states. [2018-04-13 02:28:11,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4103 states to 4103 states and 4641 transitions. [2018-04-13 02:28:11,026 INFO L78 Accepts]: Start accepts. Automaton has 4103 states and 4641 transitions. Word has length 141 [2018-04-13 02:28:11,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:28:11,026 INFO L459 AbstractCegarLoop]: Abstraction has 4103 states and 4641 transitions. [2018-04-13 02:28:11,026 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-13 02:28:11,026 INFO L276 IsEmpty]: Start isEmpty. Operand 4103 states and 4641 transitions. [2018-04-13 02:28:11,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-04-13 02:28:11,027 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:28:11,027 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:28:11,027 INFO L408 AbstractCegarLoop]: === Iteration 151 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:28:11,027 INFO L82 PathProgramCache]: Analyzing trace with hash 45019966, now seen corresponding path program 1 times [2018-04-13 02:28:11,028 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:28:11,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:28:11,047 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:28:12,011 WARN L151 SmtUtils]: Spent 118ms on a formula simplification. DAG size of input: 69 DAG size of output 52 [2018-04-13 02:28:12,592 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 16 proven. 66 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:28:12,592 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:28:12,592 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2018-04-13 02:28:12,592 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:28:12,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:12,593 INFO L182 omatonBuilderFactory]: Interpolants [524992#(or (and (not (= main_~end~0.offset 0)) (= (select |#length| main_~end~0.base) 8) (<= main_~end~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 524993#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|))), 524994#(and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 524995#(and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)), 524996#(and (= main_~end~0.offset 0) (= main_~end~0.base 0)), 524959#true, 524968#(and (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 524969#(and (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 524970#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 524971#(and (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 524972#(and (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 524973#(and (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 524974#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1)), 524975#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1)), 524960#false, 524961#(= |main_#t~malloc0.offset| 0), 524962#(= main_~list~0.offset 0), 524963#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 524964#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 524965#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|))), 524966#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 524967#(and (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 524984#(and (or (and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 524985#(and (or (and (= |main_#t~mem14.base| main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 524986#(and (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 524987#(and (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 524988#(and (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 524989#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))) (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))))), 524990#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (not (= 0 main_~end~0.offset))) (or (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))))), 524991#(or (and (not (= main_~end~0.offset 0)) (= 8 (select |#length| main_~end~0.base))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 524976#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~list~0.offset |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 524977#(and (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 524978#(and (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.offset|) (= main_~list~0.offset |main_#t~mem10.offset|) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 524979#(or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 524980#(and (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))), 524981#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (= |main_#t~malloc12.base| main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 |main_#t~malloc12.offset|) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (not (= main_~list~0.base |main_#t~malloc12.base|))) (and (= main_~list~0.base |main_#t~malloc12.base|) (= main_~list~0.offset |main_#t~malloc12.offset|)))), 524982#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 524983#(and (or (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= |main_#t~mem13.offset| main_~list~0.offset) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))] [2018-04-13 02:28:12,593 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 16 proven. 66 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:28:12,593 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-13 02:28:12,593 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-13 02:28:12,593 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1284, Unknown=0, NotChecked=0, Total=1406 [2018-04-13 02:28:12,593 INFO L87 Difference]: Start difference. First operand 4103 states and 4641 transitions. Second operand 38 states. [2018-04-13 02:28:14,322 WARN L151 SmtUtils]: Spent 115ms on a formula simplification. DAG size of input: 78 DAG size of output 65 [2018-04-13 02:28:14,496 WARN L151 SmtUtils]: Spent 113ms on a formula simplification. DAG size of input: 82 DAG size of output 68 [2018-04-13 02:28:14,909 WARN L151 SmtUtils]: Spent 126ms on a formula simplification. DAG size of input: 90 DAG size of output 80 [2018-04-13 02:28:16,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:28:16,777 INFO L93 Difference]: Finished difference Result 4267 states and 4812 transitions. [2018-04-13 02:28:16,777 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2018-04-13 02:28:16,777 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 142 [2018-04-13 02:28:16,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:28:16,779 INFO L225 Difference]: With dead ends: 4267 [2018-04-13 02:28:16,779 INFO L226 Difference]: Without dead ends: 4267 [2018-04-13 02:28:16,779 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1981 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=868, Invalid=6614, Unknown=0, NotChecked=0, Total=7482 [2018-04-13 02:28:16,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4267 states. [2018-04-13 02:28:16,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4267 to 4133. [2018-04-13 02:28:16,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4133 states. [2018-04-13 02:28:16,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4133 states to 4133 states and 4671 transitions. [2018-04-13 02:28:16,800 INFO L78 Accepts]: Start accepts. Automaton has 4133 states and 4671 transitions. Word has length 142 [2018-04-13 02:28:16,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:28:16,800 INFO L459 AbstractCegarLoop]: Abstraction has 4133 states and 4671 transitions. [2018-04-13 02:28:16,801 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-13 02:28:16,801 INFO L276 IsEmpty]: Start isEmpty. Operand 4133 states and 4671 transitions. [2018-04-13 02:28:16,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-04-13 02:28:16,802 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:28:16,802 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:28:16,802 INFO L408 AbstractCegarLoop]: === Iteration 152 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:28:16,802 INFO L82 PathProgramCache]: Analyzing trace with hash -61252845, now seen corresponding path program 4 times [2018-04-13 02:28:16,802 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:28:16,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:28:16,835 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:28:18,618 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:18,618 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:28:18,618 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2018-04-13 02:28:18,618 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:28:18,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:18,619 INFO L182 omatonBuilderFactory]: Interpolants [533512#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc9.base|))), 533513#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base)) (<= main_~list~0.offset 0)), 533514#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 533515#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 533516#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= 1 (select |#valid| main_~end~0.base)) (<= main_~list~0.offset 0)), 533517#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)) |main_#t~malloc12.base|)) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))), 533518#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)), 533519#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 533504#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= 0 |main_#t~mem10.offset|)), 533505#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 533506#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 1 (select |#valid| main_~end~0.base)) (<= main_~list~0.offset 0)), 533507#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| |main_#t~malloc12.base|)) (not (= |main_#t~malloc12.base| main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (not (= |main_#t~malloc12.base| main_~end~0.base)) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 533508#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base)) (= 0 (select |#valid| 0)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)), 533509#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0)), 533510#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~end~0.base |main_#t~mem14.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))), 533511#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)), 533528#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)) (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))), 533529#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~end~0.base |main_#t~mem13.base|))), 533530#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (not (= |main_#t~mem14.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (not (= main_~end~0.base |main_#t~mem14.base|))), 533531#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)))), 533532#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)))), 533533#(and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (and (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 533534#(and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (and (= 0 |main_#t~mem22.base|) (= 0 (select |#valid| 0)))) (= 0 |main_#t~mem22.offset|)), 533535#(and (= main_~end~0.offset 0) (or (and (= main_~end~0.base 0) (= 0 (select |#valid| 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))), 533520#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)), 533521#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 533522#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~list~0.base)) (= main_~list~0.offset |main_#t~malloc9.offset|)) (and (= main_~list~0.offset |main_#t~malloc9.offset|) (= |main_#t~malloc9.base| main_~list~0.base)))), 533523#(and (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (or (= 1 (select |#valid| main_~list~0.base)) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 533524#(and (or (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~list~0.base)) (= main_~list~0.offset |main_#t~mem10.offset|)) (and (= |main_#t~mem10.base| main_~list~0.base) (= main_~list~0.offset |main_#t~mem10.offset|))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 533525#(and (= 0 (select |#valid| 0)) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)) (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)))), 533526#(and (or (and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 1 (select |#valid| main_~end~0.base))), 533527#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (not (= |main_#t~malloc12.base| main_~end~0.base))), 533536#(= 1 (select |#valid| |main_#t~mem18.base|)), 533537#(= 1 (select |#valid| main_~inner~0.base)), 533496#false, 533497#(= 0 (select |#valid| 0)), 533498#(and (= 0 (select |#valid| 0)) (= |main_#t~malloc0.offset| 0)), 533499#(and (= main_~list~0.offset 0) (= 0 (select |#valid| 0))), 533500#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (= 0 (select |#valid| 0))), 533501#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 533502#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 533503#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base)) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 533495#true] [2018-04-13 02:28:18,619 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:18,619 INFO L442 AbstractCegarLoop]: Interpolant automaton has 43 states [2018-04-13 02:28:18,619 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2018-04-13 02:28:18,619 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=230, Invalid=1576, Unknown=0, NotChecked=0, Total=1806 [2018-04-13 02:28:18,619 INFO L87 Difference]: Start difference. First operand 4133 states and 4671 transitions. Second operand 43 states. [2018-04-13 02:28:22,348 WARN L151 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 79 DAG size of output 62 [2018-04-13 02:28:22,502 WARN L151 SmtUtils]: Spent 116ms on a formula simplification. DAG size of input: 86 DAG size of output 70 [2018-04-13 02:28:23,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:28:23,365 INFO L93 Difference]: Finished difference Result 4234 states and 4764 transitions. [2018-04-13 02:28:23,365 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2018-04-13 02:28:23,365 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 143 [2018-04-13 02:28:23,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:28:23,367 INFO L225 Difference]: With dead ends: 4234 [2018-04-13 02:28:23,367 INFO L226 Difference]: Without dead ends: 4234 [2018-04-13 02:28:23,368 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 2 SyntacticMatches, 10 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2819 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1295, Invalid=8407, Unknown=0, NotChecked=0, Total=9702 [2018-04-13 02:28:23,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4234 states. [2018-04-13 02:28:23,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4234 to 4016. [2018-04-13 02:28:23,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4016 states. [2018-04-13 02:28:23,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 4016 states and 4518 transitions. [2018-04-13 02:28:23,385 INFO L78 Accepts]: Start accepts. Automaton has 4016 states and 4518 transitions. Word has length 143 [2018-04-13 02:28:23,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:28:23,385 INFO L459 AbstractCegarLoop]: Abstraction has 4016 states and 4518 transitions. [2018-04-13 02:28:23,385 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states. [2018-04-13 02:28:23,386 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 4518 transitions. [2018-04-13 02:28:23,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-04-13 02:28:23,386 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:28:23,386 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:28:23,387 INFO L408 AbstractCegarLoop]: === Iteration 153 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:28:23,387 INFO L82 PathProgramCache]: Analyzing trace with hash -61252844, now seen corresponding path program 4 times [2018-04-13 02:28:23,387 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:28:23,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:28:23,424 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:28:25,629 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:25,629 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:28:25,630 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [46] total 46 [2018-04-13 02:28:25,630 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:28:25,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:25,630 INFO L182 omatonBuilderFactory]: Interpolants [541900#true, 541901#false, 541902#(= |main_#t~malloc0.offset| 0), 541903#(= main_~list~0.offset 0), 541912#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 541913#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 541914#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 541915#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem14.base| main_~list~0.base)) (or (= main_~end~0.base |main_#t~mem14.base|) (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1)) (= (select |#valid| main_~list~0.base) 1)), 541916#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (or (and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (= (select |#valid| main_~list~0.base) 1)), 541917#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= (select |#valid| main_~list~0.base) 1)), 541918#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (not |main_#t~short17|) (and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1)), 541919#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (<= main_~list~0.offset main_~end~0.offset) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 541904#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 541905#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 541906#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 541907#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 541908#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 541909#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 541910#(and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= 0 main_~end~0.offset) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select |#valid| main_~list~0.base) 1)), 541911#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= (select |#valid| |main_#t~malloc12.base|) 1) (not (= main_~list~0.base main_~end~0.base)) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~malloc12.base|)) (<= main_~end~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))), 541928#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))))), 541929#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))))), 541930#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))))), 541931#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))))), 541932#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 541933#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (= main_~list~0.offset |main_#t~mem10.offset|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 541934#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))))), 541935#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))))), 541920#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~end~0.offset 0) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 541921#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 541922#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 541923#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))) 1) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))))), 541924#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))) 1) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))))), 541925#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))))), 541926#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))))), 541927#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 541944#(and (= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 541945#(and (= 8 (select |#length| |main_#t~mem18.base|)) (= 0 |main_#t~mem18.offset|)), 541946#(and (= 8 (select |#length| main_~inner~0.base)) (= main_~inner~0.offset 0)), 541936#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 541937#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 541938#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))))))), 541939#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))))))), 541940#(and (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 541941#(and (or (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 541942#(and (or (= 0 |main_#t~mem22.base|) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))))) (= 0 |main_#t~mem22.offset|)), 541943#(and (= main_~end~0.offset 0) (or (= main_~end~0.base 0) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))))] [2018-04-13 02:28:25,630 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:25,630 INFO L442 AbstractCegarLoop]: Interpolant automaton has 47 states [2018-04-13 02:28:25,631 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2018-04-13 02:28:25,631 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=254, Invalid=1908, Unknown=0, NotChecked=0, Total=2162 [2018-04-13 02:28:25,631 INFO L87 Difference]: Start difference. First operand 4016 states and 4518 transitions. Second operand 47 states. [2018-04-13 02:28:26,819 WARN L151 SmtUtils]: Spent 100ms on a formula simplification. DAG size of input: 61 DAG size of output 55 [2018-04-13 02:28:30,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:28:30,673 INFO L93 Difference]: Finished difference Result 4208 states and 4686 transitions. [2018-04-13 02:28:30,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2018-04-13 02:28:30,673 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 143 [2018-04-13 02:28:30,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:28:30,676 INFO L225 Difference]: With dead ends: 4208 [2018-04-13 02:28:30,676 INFO L226 Difference]: Without dead ends: 4208 [2018-04-13 02:28:30,676 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 3 SyntacticMatches, 6 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2936 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=1243, Invalid=9059, Unknown=0, NotChecked=0, Total=10302 [2018-04-13 02:28:30,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4208 states. [2018-04-13 02:28:30,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4208 to 4016. [2018-04-13 02:28:30,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4016 states. [2018-04-13 02:28:30,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 4016 states and 4491 transitions. [2018-04-13 02:28:30,696 INFO L78 Accepts]: Start accepts. Automaton has 4016 states and 4491 transitions. Word has length 143 [2018-04-13 02:28:30,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:28:30,696 INFO L459 AbstractCegarLoop]: Abstraction has 4016 states and 4491 transitions. [2018-04-13 02:28:30,696 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states. [2018-04-13 02:28:30,696 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 4491 transitions. [2018-04-13 02:28:30,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-04-13 02:28:30,697 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:28:30,697 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:28:30,697 INFO L408 AbstractCegarLoop]: === Iteration 154 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:28:30,697 INFO L82 PathProgramCache]: Analyzing trace with hash -1494851941, now seen corresponding path program 9 times [2018-04-13 02:28:30,698 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:28:30,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:28:30,710 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:28:32,737 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:32,738 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:28:32,738 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [41] total 41 [2018-04-13 02:28:32,738 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:28:32,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:32,738 INFO L182 omatonBuilderFactory]: Interpolants [550281#true, 550282#false, 550283#(= 0 (select |#valid| 0)), 550284#(and (= 0 (select |#valid| 0)) (= |main_#t~malloc0.offset| 0)), 550285#(and (= main_~list~0.offset 0) (= 0 (select |#valid| 0))), 550286#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (= 0 (select |#valid| 0))), 550287#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 550296#(and (or (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset)) (not (= main_~list~0.offset main_~end~0.offset))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 550297#(and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 550298#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 550299#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem15.offset|) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 550300#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) |main_#t~short17|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 550301#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 550302#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 550303#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 550288#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (not (= |main_#t~malloc9.base| 0)) (<= main_~list~0.offset 0)), 550289#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select |#valid| 0)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0)), 550290#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 550291#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 550292#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 550293#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 550294#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 550295#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 550312#(and (not (= 1 (select |#valid| 0))) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 550313#(and (not (= 1 (select |#valid| 0))) (or (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4)))))), 550314#(and (not (= 1 (select |#valid| 0))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4)))) (= 0 |main_#t~mem22.base|))), 550315#(and (not (= 1 (select |#valid| 0))) (or (= main_~end~0.base 0) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 550316#(or (and (not (= 1 (select |#valid| 0))) (= main_~end~0.base 0)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 550317#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 550318#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))) (= 0 |main_#t~mem22.offset|)), 550319#(and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 550304#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 1) (= main_~list~0.offset |main_#t~mem10.offset|) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 550305#(and (or (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 1) (<= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))) (= 0 (select |#valid| 0))), 550306#(and (= 0 (select |#valid| 0)) (= (select |#valid| main_~end~0.base) 1) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))))), 550307#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= 1 (select |#valid| 0))) (or (and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~list~0.offset |main_#t~malloc12.offset|)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))), 550308#(and (not (= 1 (select |#valid| 0))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))))), 550309#(and (not (= 1 (select |#valid| 0))) (or (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (not (= main_~end~0.base |main_#t~mem13.base|))), 550310#(and (not (= 1 (select |#valid| 0))) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))))), 550311#(and (not (= 1 (select |#valid| 0))) (or (and (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))), 550320#(and (= 0 |main_#t~mem18.base|) (= 0 |main_#t~mem18.offset|)), 550321#(and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base))] [2018-04-13 02:28:32,739 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:32,739 INFO L442 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-04-13 02:28:32,739 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-04-13 02:28:32,739 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=1482, Unknown=0, NotChecked=0, Total=1640 [2018-04-13 02:28:32,739 INFO L87 Difference]: Start difference. First operand 4016 states and 4491 transitions. Second operand 41 states. [2018-04-13 02:28:35,442 WARN L151 SmtUtils]: Spent 110ms on a formula simplification. DAG size of input: 97 DAG size of output 86 [2018-04-13 02:28:37,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:28:37,387 INFO L93 Difference]: Finished difference Result 4250 states and 4745 transitions. [2018-04-13 02:28:37,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2018-04-13 02:28:37,388 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 144 [2018-04-13 02:28:37,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:28:37,389 INFO L225 Difference]: With dead ends: 4250 [2018-04-13 02:28:37,389 INFO L226 Difference]: Without dead ends: 4250 [2018-04-13 02:28:37,390 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 4 SyntacticMatches, 7 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2466 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=988, Invalid=8132, Unknown=0, NotChecked=0, Total=9120 [2018-04-13 02:28:37,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4250 states. [2018-04-13 02:28:37,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4250 to 4065. [2018-04-13 02:28:37,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4065 states. [2018-04-13 02:28:37,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4065 states to 4065 states and 4542 transitions. [2018-04-13 02:28:37,407 INFO L78 Accepts]: Start accepts. Automaton has 4065 states and 4542 transitions. Word has length 144 [2018-04-13 02:28:37,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:28:37,407 INFO L459 AbstractCegarLoop]: Abstraction has 4065 states and 4542 transitions. [2018-04-13 02:28:37,407 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-04-13 02:28:37,407 INFO L276 IsEmpty]: Start isEmpty. Operand 4065 states and 4542 transitions. [2018-04-13 02:28:37,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-04-13 02:28:37,408 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:28:37,408 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:28:37,408 INFO L408 AbstractCegarLoop]: === Iteration 155 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:28:37,408 INFO L82 PathProgramCache]: Analyzing trace with hash -1622176837, now seen corresponding path program 10 times [2018-04-13 02:28:37,409 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:28:37,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:28:37,422 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:28:38,077 WARN L151 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 91 DAG size of output 68 [2018-04-13 02:28:38,898 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:38,898 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:28:38,899 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2018-04-13 02:28:38,899 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:28:38,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:38,899 INFO L182 omatonBuilderFactory]: Interpolants [558784#(= 1 (select |#valid| |main_#t~mem18.base|)), 558785#(= 1 (select |#valid| main_~inner~0.base)), 558747#true, 558748#false, 558749#(= |main_#t~malloc0.offset| 0), 558750#(= main_~list~0.offset 0), 558751#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 558760#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 558761#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 558762#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1)), 558763#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= main_~list~0.offset |main_#t~malloc12.offset|)), 558764#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0)), 558765#(and (or (and (= main_~list~0.offset 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base)) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= |main_#t~mem13.offset| main_~list~0.offset) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 558766#(and (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (or (and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base)) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 558767#(and (or (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= main_~list~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= main_~list~0.offset 0) (not (= (+ |main_#t~mem14.offset| 4) main_~list~0.offset)) (= |main_#t~mem14.base| main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (= main_~end~0.base |main_#t~mem14.base|)) (or (and (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))) (not (= main_~end~0.base |main_#t~mem14.base|)))), 558752#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 558753#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= |main_#t~malloc9.base| 0))), 558754#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 558755#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 558756#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 558757#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 558758#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 558759#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 558776#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 558777#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))), 558778#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4)))))), 558779#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4)))))), 558780#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 558781#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 558782#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (= 0 |main_#t~mem22.offset|)), 558783#(and (= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 558768#(or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset)) (and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 558769#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 558770#(or (not |main_#t~short17|) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 558771#(or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 558772#(or (and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (or (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (<= 0 main_~end~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset |main_#t~malloc9.offset|) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 558773#(or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 558774#(or (and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~list~0.offset |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset |main_#t~mem10.offset|))), 558775#(or (and (not (= main_~end~0.base main_~list~0.base)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)))] [2018-04-13 02:28:38,899 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:38,899 INFO L442 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-04-13 02:28:38,899 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-04-13 02:28:38,900 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=1368, Unknown=0, NotChecked=0, Total=1482 [2018-04-13 02:28:38,900 INFO L87 Difference]: Start difference. First operand 4065 states and 4542 transitions. Second operand 39 states. [2018-04-13 02:28:42,111 WARN L151 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 88 DAG size of output 77 [2018-04-13 02:28:44,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:28:44,513 INFO L93 Difference]: Finished difference Result 4612 states and 5156 transitions. [2018-04-13 02:28:44,513 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2018-04-13 02:28:44,513 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 144 [2018-04-13 02:28:44,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:28:44,515 INFO L225 Difference]: With dead ends: 4612 [2018-04-13 02:28:44,515 INFO L226 Difference]: Without dead ends: 4612 [2018-04-13 02:28:44,515 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 4 SyntacticMatches, 4 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2621 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=967, Invalid=9133, Unknown=0, NotChecked=0, Total=10100 [2018-04-13 02:28:44,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4612 states. [2018-04-13 02:28:44,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4612 to 4195. [2018-04-13 02:28:44,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4195 states. [2018-04-13 02:28:44,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4195 states to 4195 states and 4688 transitions. [2018-04-13 02:28:44,535 INFO L78 Accepts]: Start accepts. Automaton has 4195 states and 4688 transitions. Word has length 144 [2018-04-13 02:28:44,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:28:44,535 INFO L459 AbstractCegarLoop]: Abstraction has 4195 states and 4688 transitions. [2018-04-13 02:28:44,535 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-04-13 02:28:44,535 INFO L276 IsEmpty]: Start isEmpty. Operand 4195 states and 4688 transitions. [2018-04-13 02:28:44,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-04-13 02:28:44,536 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:28:44,537 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:28:44,537 INFO L408 AbstractCegarLoop]: === Iteration 156 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:28:44,537 INFO L82 PathProgramCache]: Analyzing trace with hash -1622176836, now seen corresponding path program 5 times [2018-04-13 02:28:44,537 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:28:44,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:28:44,550 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:28:45,104 WARN L151 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 92 DAG size of output 69 [2018-04-13 02:28:46,082 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:46,082 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:28:46,082 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-04-13 02:28:46,082 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:28:46,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:46,083 INFO L182 omatonBuilderFactory]: Interpolants [567752#(and (= 8 (select |#length| |main_#t~mem18.base|)) (= 0 |main_#t~mem18.offset|)), 567753#(and (= 8 (select |#length| main_~inner~0.base)) (= main_~inner~0.offset 0)), 567744#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 567745#(and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))), 567746#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 567747#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4)))), 567748#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4)))), 567749#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 567750#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (= 0 |main_#t~mem22.offset|)), 567751#(and (= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 567720#(= main_~list~0.offset 0), 567721#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 567722#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 567723#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 567724#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0)), 567725#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 567726#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 567727#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 567717#true, 567718#false, 567719#(= 0 |main_#t~malloc0.offset|), 567736#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 567737#(and (<= main_~list~0.offset main_~end~0.offset) (or (= main_~end~0.base |main_#t~mem14.base|) (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0))) (or (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.offset |main_#t~mem14.offset|)) (< main_~end~0.offset (+ main_~list~0.offset 1))), 567738#(and (<= main_~list~0.offset main_~end~0.offset) (or (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= main_~list~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (< main_~end~0.offset (+ main_~list~0.offset 1))), 567739#(and (or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0))) (<= main_~list~0.offset main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1))), 567740#(and (or (not |main_#t~short17|) (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0))) (<= main_~list~0.offset main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1))), 567741#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 567742#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 567743#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 567728#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 567729#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~end~0.base) (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 567730#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 567731#(and (or (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1))) (< main_~end~0.offset main_~list~0.offset)) (<= main_~list~0.offset 0)), 567732#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 567733#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= (select |#valid| |main_#t~malloc12.base|) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (= 8 (select |#length| |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 567734#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 567735#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))] [2018-04-13 02:28:46,083 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:46,083 INFO L442 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-04-13 02:28:46,083 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-04-13 02:28:46,083 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=1182, Unknown=0, NotChecked=0, Total=1332 [2018-04-13 02:28:46,083 INFO L87 Difference]: Start difference. First operand 4195 states and 4688 transitions. Second operand 37 states. [2018-04-13 02:28:47,691 WARN L151 SmtUtils]: Spent 114ms on a formula simplification. DAG size of input: 82 DAG size of output 81 [2018-04-13 02:28:47,947 WARN L151 SmtUtils]: Spent 110ms on a formula simplification. DAG size of input: 76 DAG size of output 75 [2018-04-13 02:28:48,117 WARN L151 SmtUtils]: Spent 119ms on a formula simplification. DAG size of input: 79 DAG size of output 78 [2018-04-13 02:28:50,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:28:50,188 INFO L93 Difference]: Finished difference Result 4654 states and 5196 transitions. [2018-04-13 02:28:50,188 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-04-13 02:28:50,188 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 144 [2018-04-13 02:28:50,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:28:50,190 INFO L225 Difference]: With dead ends: 4654 [2018-04-13 02:28:50,190 INFO L226 Difference]: Without dead ends: 4654 [2018-04-13 02:28:50,190 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 5 SyntacticMatches, 4 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1407 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=783, Invalid=5379, Unknown=0, NotChecked=0, Total=6162 [2018-04-13 02:28:50,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4654 states. [2018-04-13 02:28:50,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4654 to 4216. [2018-04-13 02:28:50,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4216 states. [2018-04-13 02:28:50,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4216 states to 4216 states and 4706 transitions. [2018-04-13 02:28:50,210 INFO L78 Accepts]: Start accepts. Automaton has 4216 states and 4706 transitions. Word has length 144 [2018-04-13 02:28:50,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:28:50,210 INFO L459 AbstractCegarLoop]: Abstraction has 4216 states and 4706 transitions. [2018-04-13 02:28:50,210 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-04-13 02:28:50,210 INFO L276 IsEmpty]: Start isEmpty. Operand 4216 states and 4706 transitions. [2018-04-13 02:28:50,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-04-13 02:28:50,211 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:28:50,211 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:28:50,211 INFO L408 AbstractCegarLoop]: === Iteration 157 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:28:50,211 INFO L82 PathProgramCache]: Analyzing trace with hash 365412909, now seen corresponding path program 1 times [2018-04-13 02:28:50,212 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:28:50,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:28:50,224 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:28:50,919 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:28:50,920 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:28:50,920 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-04-13 02:28:50,920 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:28:50,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:50,920 INFO L182 omatonBuilderFactory]: Interpolants [576712#(and (not (= 0 main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset)), 576713#(and (not (= 0 main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 main_~list~0.offset)), 576714#(and (not (= 0 main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= |main_#t~malloc9.offset| main_~list~0.offset) (not (= main_~list~0.base |main_#t~malloc9.base|))), 576715#(and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset) main_~list~0.offset) (not (= 0 main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base))), 576716#(and (= main_~list~0.offset 0) (not (= 0 main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset)), 576717#(and (= main_~list~0.offset 0) (not (= 0 main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset)), 576718#(and (= main_~list~0.offset 0) (not (= 0 main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset) (= 1 (select |#valid| main_~end~0.base))), 576719#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (not (= 0 main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset) (not (= main_~list~0.base |main_#t~malloc12.base|))), 576708#true, 576709#false, 576710#(and (not (= 0 |main_#t~malloc0.base|)) (= |main_#t~malloc0.offset| 0)), 576711#(and (not (= 0 main_~list~0.base)) (= 0 main_~list~0.offset)), 576728#(and (not (= 0 main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (= 0 |main_#t~malloc12.offset|) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset) (= main_~list~0.offset |main_#t~malloc12.offset|)), 576729#(and (not (= 0 main_~list~0.base)) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 576730#(or (and (not (= 0 main_~list~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset)) (and (= |main_#t~mem13.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= 0 main_~list~0.base)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 576731#(or (and (not (= 0 main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset) main_~list~0.base)) (<= main_~list~0.offset 0) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 576732#(or (and (= |main_#t~mem14.base| main_~list~0.base) (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset) main_~list~0.base)) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= |main_#t~mem14.offset| 0)) (and (not (= 0 main_~list~0.base)) (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset)))) (and (not (= 0 main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset))), 576733#(or (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (not (= 0 main_~list~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset))), 576734#(and (= main_~list~0.offset main_~end~0.offset) (= main_~list~0.base main_~end~0.base) (or (and (not (= 0 main_~list~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base)))), 576735#(and (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.base|) (or (and (not (= 0 main_~list~0.base)) (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) |main_#t~mem22.offset|))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 576720#(and (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= 0 main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 576721#(and (= main_~list~0.offset 0) (not (= 0 main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 576722#(and (= main_~list~0.offset 0) (not (= 0 main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 576723#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= 0 main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset)), 576724#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= 0 main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset) (not (= main_~list~0.base |main_#t~malloc9.base|))), 576725#(and (= main_~list~0.offset 0) (not (= 0 main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset)), 576726#(and (= main_~list~0.offset 0) (not (= 0 main_~list~0.base)) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset)), 576727#(and (= main_~list~0.offset 0) (not (= 0 main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~list~0.offset)), 576744#(= 1 (select |#valid| main_~list~0.base)), 576736#(and (or (not (= main_~end~0.base main_~list~0.base)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (or (= main_~end~0.base main_~list~0.base) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 576737#(and (or (not (= main_~end~0.base main_~list~0.base)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (or (= main_~end~0.base main_~list~0.base) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~end~0.base))))), 576738#(or (not (= 0 |main_#t~mem22.base|)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 576739#(or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (not (= 0 main_~end~0.base))), 576740#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 576741#(and (not (= main_~list~0.base |main_#t~mem26.base|)) (= 1 (select |#valid| |main_#t~mem26.base|))), 576742#(and (not (= main_~list~0.base main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base))), 576743#(= 1 (select |#valid| main_~end~0.base))] [2018-04-13 02:28:50,920 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:28:50,920 INFO L442 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-04-13 02:28:50,920 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-04-13 02:28:50,920 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=1139, Unknown=0, NotChecked=0, Total=1332 [2018-04-13 02:28:50,921 INFO L87 Difference]: Start difference. First operand 4216 states and 4706 transitions. Second operand 37 states. [2018-04-13 02:28:52,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:28:52,958 INFO L93 Difference]: Finished difference Result 4721 states and 5332 transitions. [2018-04-13 02:28:52,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-04-13 02:28:52,958 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 144 [2018-04-13 02:28:52,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:28:52,960 INFO L225 Difference]: With dead ends: 4721 [2018-04-13 02:28:52,960 INFO L226 Difference]: Without dead ends: 4721 [2018-04-13 02:28:52,960 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1425 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=995, Invalid=4261, Unknown=0, NotChecked=0, Total=5256 [2018-04-13 02:28:52,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4721 states. [2018-04-13 02:28:52,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4721 to 3941. [2018-04-13 02:28:52,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3941 states. [2018-04-13 02:28:52,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 3941 states and 4351 transitions. [2018-04-13 02:28:52,980 INFO L78 Accepts]: Start accepts. Automaton has 3941 states and 4351 transitions. Word has length 144 [2018-04-13 02:28:52,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:28:52,981 INFO L459 AbstractCegarLoop]: Abstraction has 3941 states and 4351 transitions. [2018-04-13 02:28:52,981 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-04-13 02:28:52,981 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 4351 transitions. [2018-04-13 02:28:52,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-04-13 02:28:52,982 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:28:52,982 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:28:52,982 INFO L408 AbstractCegarLoop]: === Iteration 158 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:28:52,982 INFO L82 PathProgramCache]: Analyzing trace with hash -1498351864, now seen corresponding path program 1 times [2018-04-13 02:28:52,982 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:28:53,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:28:53,013 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:28:55,659 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-13 02:28:55,659 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:28:55,659 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2018-04-13 02:28:55,659 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:28:55,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:28:55,660 INFO L182 omatonBuilderFactory]: Interpolants [585480#false, 585481#(and (= 0 |main_#t~malloc0.offset|) (= (select |#length| |main_#t~malloc0.base|) 8)), 585482#(and (= 0 main_~list~0.offset) (= (select |#length| main_~list~0.base) 8)), 585483#(and (= 0 main_~list~0.offset) (= (select |#length| main_~list~0.base) 8) (= (select |#valid| main_~list~0.base) 1)), 585484#(and (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (or (= (select |#length| main_~list~0.base) 8) (not (= main_~list~0.base |main_#t~mem4.base|))) (= (select |#valid| main_~list~0.base) 1) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 585485#(and (= 0 main_~list~0.offset) (or (and (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (= (select |#valid| main_~list~0.base) 1)), 585486#(and (or (and (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)) (and (= |main_#t~mem5.base| 0) (= |main_#t~mem5.offset| 0))) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 585487#(and (or (and (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)) (not |main_#t~short7|)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 585479#true, 585496#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)), 585497#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)), 585498#(and (= main_~list~0.offset 0) (or (and (= |main_#t~mem14.base| main_~list~0.base) (= main_~list~0.offset |main_#t~mem14.offset|) (not (= main_~end~0.base |main_#t~mem14.base|))) (and (not (= main_~end~0.base main_~list~0.base)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1))) (= (select |#valid| main_~list~0.base) 1)), 585499#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (not (= main_~end~0.base main_~list~0.base)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1))) (= (select |#valid| main_~list~0.base) 1)), 585500#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (or (and (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 585501#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4)))) (not (= (select |#valid| main_~list~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 585502#(and (= main_~list~0.offset 0) (or (and (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not (= (select |#valid| main_~list~0.base) 0)) (= 0 |main_#t~mem10.offset|)), 585503#(and (= main_~list~0.offset 0) (= main_~end~0.offset 0) (or (and (not (= main_~end~0.base main_~list~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not (= (select |#valid| main_~list~0.base) 0))), 585488#(and (= 0 main_~list~0.offset) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)), 585489#(and (= main_~list~0.offset 0) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)), 585490#(and (= main_~list~0.offset 0) (= main_~list~0.base main_~end~0.base) (or (and (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (= (select |#length| main_~list~0.base) 8) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (<= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) |main_#t~malloc9.base|)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4))), 585491#(and (= main_~list~0.offset 0) (= main_~list~0.base main_~end~0.base) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4)) 4)) (= (select |#valid| main_~end~0.base) 1) (<= (+ (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~end~0.base) (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))))), 585492#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) |main_#t~mem10.base|)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)), 585493#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) main_~end~0.base)) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)), 585494#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|)) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)), 585495#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 1)), 585512#(and (= main_~list~0.offset 0) (or (not |main_#t~short17|) (and (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))))), 585513#(and (= main_~list~0.offset 0) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 585514#(and (= main_~list~0.offset 0) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4)) 4)) (= main_~list~0.base main_~end~0.base) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (<= (+ (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))))), 585515#(or (and (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 585516#(or (and (<= 0 (+ |main_#t~mem23.offset| 4)) (<= (+ |main_#t~mem23.offset| 8) (select |#length| |main_#t~mem23.base|))) (and (= 0 |main_#t~mem23.offset|) (= 0 |main_#t~mem23.base|))), 585517#(and (<= 0 (+ main_~end~0.offset 4)) (or (<= (+ main_~end~0.offset 8) (select |#length| main_~end~0.base)) (and (= main_~end~0.offset 0) (= main_~end~0.base 0)))), 585518#(and (<= (+ main_~end~0.offset 8) (select |#length| main_~end~0.base)) (<= 0 (+ main_~end~0.offset 4))), 585504#(and (= main_~list~0.offset 0) (= main_~end~0.offset 0) (or (and (not (= main_~end~0.base main_~list~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not (= (select |#valid| main_~list~0.base) 0)) (not (= (select |#valid| main_~end~0.base) 0))), 585505#(and (= main_~list~0.offset 0) (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (or (and (not (= main_~end~0.base main_~list~0.base)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not (= main_~list~0.base |main_#t~malloc12.base|))), 585506#(and (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 585507#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= |main_#t~mem13.base| main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (not (= |main_#t~mem13.base| main_~list~0.base)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4)))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 585508#(and (= main_~list~0.offset 0) (or (and (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 585509#(and (= main_~list~0.offset 0) (or (and (not (= |main_#t~mem14.base| main_~list~0.base)) (or (and (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))) (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.offset |main_#t~mem14.offset|)), 585510#(and (= main_~list~0.offset 0) (or (and (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))))), 585511#(and (= main_~list~0.offset 0) (or (and (= 0 |main_#t~mem15.base|) (= |main_#t~mem15.offset| 0)) (and (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 4)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))))))] [2018-04-13 02:28:55,660 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-13 02:28:55,660 INFO L442 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-04-13 02:28:55,660 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-04-13 02:28:55,660 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=250, Invalid=1310, Unknown=0, NotChecked=0, Total=1560 [2018-04-13 02:28:55,660 INFO L87 Difference]: Start difference. First operand 3941 states and 4351 transitions. Second operand 40 states. [2018-04-13 02:29:02,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:29:02,284 INFO L93 Difference]: Finished difference Result 4686 states and 5195 transitions. [2018-04-13 02:29:02,296 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2018-04-13 02:29:02,296 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 145 [2018-04-13 02:29:02,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:29:02,299 INFO L225 Difference]: With dead ends: 4686 [2018-04-13 02:29:02,299 INFO L226 Difference]: Without dead ends: 4686 [2018-04-13 02:29:02,300 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 3 SyntacticMatches, 5 SemanticMatches, 115 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3859 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=2943, Invalid=10629, Unknown=0, NotChecked=0, Total=13572 [2018-04-13 02:29:02,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4686 states. [2018-04-13 02:29:02,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4686 to 3941. [2018-04-13 02:29:02,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3941 states. [2018-04-13 02:29:02,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 3941 states and 4346 transitions. [2018-04-13 02:29:02,322 INFO L78 Accepts]: Start accepts. Automaton has 3941 states and 4346 transitions. Word has length 145 [2018-04-13 02:29:02,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:29:02,322 INFO L459 AbstractCegarLoop]: Abstraction has 3941 states and 4346 transitions. [2018-04-13 02:29:02,322 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-04-13 02:29:02,322 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 4346 transitions. [2018-04-13 02:29:02,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-04-13 02:29:02,323 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:29:02,324 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:29:02,324 INFO L408 AbstractCegarLoop]: === Iteration 159 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:29:02,324 INFO L82 PathProgramCache]: Analyzing trace with hash -2035164488, now seen corresponding path program 2 times [2018-04-13 02:29:02,324 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:29:02,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:29:02,331 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:29:02,584 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:29:02,584 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:29:02,584 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-13 02:29:02,584 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:29:02,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:02,585 INFO L182 omatonBuilderFactory]: Interpolants [594313#(= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)), 594312#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 594315#(and (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))), 594314#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)), 594317#(= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem26.base|) 0)), 594316#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 594319#(= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) 0)), 594318#(= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)), 594305#(and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 594304#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (not (= main_~end~0.base |main_#t~malloc9.base|))), 594307#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 594306#(and (= |main_#t~mem10.offset| 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 594309#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 594308#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 594311#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 594310#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 594321#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem26.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= 0 main_~list~0.offset))), 594320#(or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= 0 main_~list~0.offset))), 594323#(= 0 main_~end~0.offset), 594322#(or (not (= 0 main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 594324#(= 0 main_~list~0.offset), 594301#false, 594300#true, 594303#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 594302#(= 1 (select |#valid| main_~list~0.base))] [2018-04-13 02:29:02,585 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:29:02,585 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-13 02:29:02,585 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-13 02:29:02,585 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2018-04-13 02:29:02,585 INFO L87 Difference]: Start difference. First operand 3941 states and 4346 transitions. Second operand 25 states. [2018-04-13 02:29:03,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:29:03,954 INFO L93 Difference]: Finished difference Result 4193 states and 4621 transitions. [2018-04-13 02:29:03,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-04-13 02:29:03,954 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 145 [2018-04-13 02:29:03,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:29:03,956 INFO L225 Difference]: With dead ends: 4193 [2018-04-13 02:29:03,956 INFO L226 Difference]: Without dead ends: 4193 [2018-04-13 02:29:03,957 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 938 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=546, Invalid=3236, Unknown=0, NotChecked=0, Total=3782 [2018-04-13 02:29:03,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4193 states. [2018-04-13 02:29:03,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4193 to 3997. [2018-04-13 02:29:03,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3997 states. [2018-04-13 02:29:03,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3997 states to 3997 states and 4410 transitions. [2018-04-13 02:29:03,976 INFO L78 Accepts]: Start accepts. Automaton has 3997 states and 4410 transitions. Word has length 145 [2018-04-13 02:29:03,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:29:03,976 INFO L459 AbstractCegarLoop]: Abstraction has 3997 states and 4410 transitions. [2018-04-13 02:29:03,976 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-13 02:29:03,976 INFO L276 IsEmpty]: Start isEmpty. Operand 3997 states and 4410 transitions. [2018-04-13 02:29:03,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-04-13 02:29:03,977 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:29:03,977 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:29:03,977 INFO L408 AbstractCegarLoop]: === Iteration 160 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:29:03,977 INFO L82 PathProgramCache]: Analyzing trace with hash -1169117538, now seen corresponding path program 2 times [2018-04-13 02:29:03,978 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:29:03,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:29:03,987 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:29:05,172 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:05,173 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:29:05,173 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2018-04-13 02:29:05,173 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:29:05,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:05,173 INFO L182 omatonBuilderFactory]: Interpolants [602625#(or (not (= main_~list~0.offset 0)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (= 0 main_~list~0.base)), 602624#(or (= 0 main_~end~0.base) (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))))), 602627#(or (not (= 0 main_~list~0.offset)) (and (not (= main_~list~0.base |main_#t~mem26.base|)) (= 1 (select |#valid| |main_#t~mem26.base|)))), 602626#(or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (not (= 0 main_~list~0.offset))), 602629#(and (not (= main_~list~0.base main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base))), 602628#(or (and (not (= main_~list~0.base main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base))) (not (= 0 main_~list~0.offset))), 602631#(= 1 (select |#valid| main_~list~0.base)), 602630#(= 1 (select |#valid| main_~end~0.base)), 602589#true, 602591#(= |main_#t~malloc0.offset| 0), 602590#false, 602601#(and (= main_~list~0.offset 0) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 602600#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= |main_#t~malloc9.base| main_~list~0.base))), 602603#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base))), 602602#(and (= main_~list~0.offset 0) (not (= |main_#t~mem10.base| main_~list~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 602605#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (= main_~list~0.offset |main_#t~malloc12.offset|)), 602604#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base))), 602607#(and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (or (and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.offset| main_~list~0.offset) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 602606#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 602593#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 602592#(= main_~list~0.offset 0), 602595#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 602594#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 602597#(and (= main_~list~0.offset 0) (= |main_#t~mem10.offset| 0) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|)), 602596#(and (= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base))), 602599#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1)), 602598#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 602617#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem22.base|)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 602616#(or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 602619#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 1 (select |#valid| main_~end~0.base))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 602618#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 602621#(or (= 0 |main_#t~mem26.base|) (and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) |main_#t~mem26.offset|))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) |main_#t~mem26.offset|))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) 0))) (= |main_#t~mem26.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) 0))))), 602620#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 602623#(or (= 0 main_~end~0.base) (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (or (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))))), 602622#(or (= 0 main_~end~0.base) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (or (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))))), 602609#(and (or (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.offset |main_#t~mem14.offset|)) (or (and (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base))) (and (not (= (+ |main_#t~mem14.offset| 4) main_~list~0.offset)) (= |main_#t~mem14.base| main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (= main_~end~0.base |main_#t~mem14.base|))), 602608#(and (or (and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 602611#(or (and (= 0 |main_#t~mem15.base|) (= |main_#t~mem15.offset| 0)) (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 602610#(or (and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 602613#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 602612#(or (not |main_#t~short17|) (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 602615#(or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.offset|)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 602614#(or (and (= main_~end~0.offset main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (= main_~list~0.base main_~end~0.base) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))] [2018-04-13 02:29:05,173 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:05,173 INFO L442 AbstractCegarLoop]: Interpolant automaton has 43 states [2018-04-13 02:29:05,174 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2018-04-13 02:29:05,174 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=178, Invalid=1628, Unknown=0, NotChecked=0, Total=1806 [2018-04-13 02:29:05,174 INFO L87 Difference]: Start difference. First operand 3997 states and 4410 transitions. Second operand 43 states. [2018-04-13 02:29:09,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:29:09,506 INFO L93 Difference]: Finished difference Result 4095 states and 4512 transitions. [2018-04-13 02:29:09,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2018-04-13 02:29:09,506 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 145 [2018-04-13 02:29:09,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:29:09,508 INFO L225 Difference]: With dead ends: 4095 [2018-04-13 02:29:09,508 INFO L226 Difference]: Without dead ends: 4095 [2018-04-13 02:29:09,508 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 2 SyntacticMatches, 6 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4446 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=1742, Invalid=12538, Unknown=0, NotChecked=0, Total=14280 [2018-04-13 02:29:09,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4095 states. [2018-04-13 02:29:09,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4095 to 4027. [2018-04-13 02:29:09,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4027 states. [2018-04-13 02:29:09,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4027 states to 4027 states and 4441 transitions. [2018-04-13 02:29:09,526 INFO L78 Accepts]: Start accepts. Automaton has 4027 states and 4441 transitions. Word has length 145 [2018-04-13 02:29:09,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:29:09,526 INFO L459 AbstractCegarLoop]: Abstraction has 4027 states and 4441 transitions. [2018-04-13 02:29:09,526 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states. [2018-04-13 02:29:09,526 INFO L276 IsEmpty]: Start isEmpty. Operand 4027 states and 4441 transitions. [2018-04-13 02:29:09,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-04-13 02:29:09,527 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:29:09,527 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:29:09,527 INFO L408 AbstractCegarLoop]: === Iteration 161 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:29:09,528 INFO L82 PathProgramCache]: Analyzing trace with hash 745331752, now seen corresponding path program 1 times [2018-04-13 02:29:09,528 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:29:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:29:09,538 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:29:10,028 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 7 proven. 17 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-04-13 02:29:10,029 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:29:10,029 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-04-13 02:29:10,029 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:29:10,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:10,029 INFO L182 omatonBuilderFactory]: Interpolants [610921#(and (not (= main_~list~0.base main_~end~0.base)) (= (select |#valid| main_~end~0.base) 1) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0))) (= (select |#valid| main_~list~0.base) 1)), 610920#(and (not (= main_~list~0.base main_~end~0.base)) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0))) (= (select |#valid| main_~list~0.base) 1)), 610923#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 610922#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~list~0.base main_~end~0.base)) (= 0 |main_#t~malloc12.offset|) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0))) (not (= main_~list~0.base |main_#t~malloc12.base|))), 610925#(and (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 610924#(and (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 610927#(or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0))), 610926#(and (not (= |main_#t~mem14.base| main_~list~0.base)) (= |main_#t~mem14.offset| 0) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)))), 610913#(and (= 0 main_~list~0.offset) (= |main_#t~mem5.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1) (= |main_#t~mem5.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 610912#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 610915#(and (= 0 main_~list~0.offset) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0))) (= (select |#valid| main_~list~0.base) 1)), 610914#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not |main_#t~short7|))), 610917#(and (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0))) (not (= main_~list~0.base |main_#t~malloc9.base|))), 610916#(and (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (= main_~list~0.base main_~end~0.base) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0))) (= (select |#valid| main_~list~0.base) 1)), 610919#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0))) (= (select |#valid| main_~list~0.base) 1)), 610918#(and (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (or (not (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)) 0)))), 610909#false, 610908#true, 610911#(= 0 main_~list~0.offset), 610910#(= 0 |main_#t~malloc0.offset|), 610929#(or (not (= |main_#t~mem23.offset| 0)) (not (= |main_#t~mem23.base| 0))), 610928#(and (= main_~list~0.base main_~end~0.base) (or (not (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)) 0)))), 610930#(or (not (= main_~end~0.offset 0)) (not (= main_~end~0.base 0)))] [2018-04-13 02:29:10,029 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 7 proven. 17 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-04-13 02:29:10,029 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-13 02:29:10,029 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-13 02:29:10,029 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=435, Unknown=0, NotChecked=0, Total=506 [2018-04-13 02:29:10,030 INFO L87 Difference]: Start difference. First operand 4027 states and 4441 transitions. Second operand 23 states. [2018-04-13 02:29:11,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:29:11,010 INFO L93 Difference]: Finished difference Result 4013 states and 4423 transitions. [2018-04-13 02:29:11,010 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-13 02:29:11,010 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 146 [2018-04-13 02:29:11,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:29:11,011 INFO L225 Difference]: With dead ends: 4013 [2018-04-13 02:29:11,011 INFO L226 Difference]: Without dead ends: 3974 [2018-04-13 02:29:11,012 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 432 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=467, Invalid=1885, Unknown=0, NotChecked=0, Total=2352 [2018-04-13 02:29:11,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3974 states. [2018-04-13 02:29:11,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3974 to 3972. [2018-04-13 02:29:11,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3972 states. [2018-04-13 02:29:11,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3972 states to 3972 states and 4383 transitions. [2018-04-13 02:29:11,029 INFO L78 Accepts]: Start accepts. Automaton has 3972 states and 4383 transitions. Word has length 146 [2018-04-13 02:29:11,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:29:11,029 INFO L459 AbstractCegarLoop]: Abstraction has 3972 states and 4383 transitions. [2018-04-13 02:29:11,029 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-13 02:29:11,030 INFO L276 IsEmpty]: Start isEmpty. Operand 3972 states and 4383 transitions. [2018-04-13 02:29:11,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-04-13 02:29:11,031 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:29:11,031 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:29:11,031 INFO L408 AbstractCegarLoop]: === Iteration 162 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:29:11,031 INFO L82 PathProgramCache]: Analyzing trace with hash 2145480619, now seen corresponding path program 16 times [2018-04-13 02:29:11,031 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:29:11,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:29:11,044 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:29:12,182 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:12,183 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:29:12,183 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2018-04-13 02:29:12,183 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:29:12,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:12,183 INFO L182 omatonBuilderFactory]: Interpolants [618969#false, 618968#true, 618971#(= main_~list~0.offset 0), 618970#(= |main_#t~malloc0.offset| 0), 618973#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~list~0.base) 1)), 618972#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 618975#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 618974#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 618985#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (not (= (select |#valid| main_~end~0.base) 0))), 618984#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 618987#(and (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))) (or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)))), 618986#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= main_~list~0.offset |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 618989#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 |main_#t~malloc12.offset|) (or (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~list~0.offset |main_#t~malloc12.offset|)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))), 618988#(and (or (and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)))) (= (select |#valid| main_~end~0.base) 1)), 618991#(and (or (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= main_~end~0.base |main_#t~mem13.base|)) (or (and (= |main_#t~mem13.offset| main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 618990#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= (select |#valid| main_~end~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 618977#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 618976#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 618979#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= |main_#t~malloc9.offset| 0) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base) (not (= main_~list~0.base |main_#t~malloc9.base|))), 618978#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 618981#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= |main_#t~mem10.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 618980#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 618983#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 618982#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 619001#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))), 619000#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))))), 619003#(= 1 (select |#valid| main_~end~0.base)), 619002#(= 1 (select |#valid| |main_#t~mem22.base|)), 618993#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem14.base| main_~list~0.base))) (and (not (= (+ |main_#t~mem14.offset| 4) main_~list~0.offset)) (= |main_#t~mem14.base| main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= |main_#t~mem14.base| main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (not (= (+ |main_#t~mem14.offset| 4) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) 0)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) 0)) (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (not (= |main_#t~mem14.base| main_~list~0.base)))) (not (= main_~end~0.base |main_#t~mem14.base|))), 618992#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 0)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 0))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 618995#(and (or (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 618994#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 618997#(and (= main_~end~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base 0))), 618996#(and (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))) (= 0 |main_#t~mem22.base|) (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (= 0 |main_#t~mem22.offset|)), 618999#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= 0 |main_#t~mem22.offset|))), 618998#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))] [2018-04-13 02:29:12,183 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:12,183 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-13 02:29:12,184 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-13 02:29:12,184 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=1154, Unknown=0, NotChecked=0, Total=1260 [2018-04-13 02:29:12,184 INFO L87 Difference]: Start difference. First operand 3972 states and 4383 transitions. Second operand 36 states. [2018-04-13 02:29:15,018 WARN L151 SmtUtils]: Spent 114ms on a formula simplification. DAG size of input: 100 DAG size of output 99 [2018-04-13 02:29:16,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:29:16,997 INFO L93 Difference]: Finished difference Result 4150 states and 4583 transitions. [2018-04-13 02:29:16,997 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2018-04-13 02:29:16,997 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 146 [2018-04-13 02:29:16,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:29:16,999 INFO L225 Difference]: With dead ends: 4150 [2018-04-13 02:29:16,999 INFO L226 Difference]: Without dead ends: 4150 [2018-04-13 02:29:16,999 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1950 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=943, Invalid=7067, Unknown=0, NotChecked=0, Total=8010 [2018-04-13 02:29:17,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4150 states. [2018-04-13 02:29:17,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4150 to 3990. [2018-04-13 02:29:17,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3990 states. [2018-04-13 02:29:17,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 3990 states and 4403 transitions. [2018-04-13 02:29:17,018 INFO L78 Accepts]: Start accepts. Automaton has 3990 states and 4403 transitions. Word has length 146 [2018-04-13 02:29:17,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:29:17,018 INFO L459 AbstractCegarLoop]: Abstraction has 3990 states and 4403 transitions. [2018-04-13 02:29:17,018 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-13 02:29:17,018 INFO L276 IsEmpty]: Start isEmpty. Operand 3990 states and 4403 transitions. [2018-04-13 02:29:17,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-04-13 02:29:17,019 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:29:17,019 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:29:17,019 INFO L408 AbstractCegarLoop]: === Iteration 163 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:29:17,019 INFO L82 PathProgramCache]: Analyzing trace with hash 2145480620, now seen corresponding path program 14 times [2018-04-13 02:29:17,020 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:29:17,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:29:17,031 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:29:18,399 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:18,399 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:29:18,399 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-04-13 02:29:18,399 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:29:18,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:18,400 INFO L182 omatonBuilderFactory]: Interpolants [627273#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (or (= |main_#t~malloc12.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 8 (select |#length| main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset |main_#t~malloc12.offset|)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 |main_#t~malloc12.offset|)), 627272#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 8 (select |#length| main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))))), 627275#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= |main_#t~mem13.offset| 0) (not (= main_~end~0.base |main_#t~mem13.base|)) (or (and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= |main_#t~mem13.base| main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 627274#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (or (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 627277#(and (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) 0)) (not (= 0 (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) 0)) (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 8 (select |#length| main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (not (= |main_#t~mem14.base| main_~list~0.base))) (and (= |main_#t~mem14.base| main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem14.base| main_~list~0.base))) (and (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset))))), 627276#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 0)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 0))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 627279#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 627278#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 8 (select |#length| main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 627265#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 627264#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 627267#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 627266#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 627269#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 627268#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| |main_#t~malloc9.base|))), 627271#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))) (or (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 8 (select |#length| main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)))), 627270#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 1) (= main_~list~0.offset |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 627288#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 627281#(and (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (= 0 |main_#t~mem22.base|) (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (= 0 |main_#t~mem22.offset|)), 627280#(and (or (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 627283#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 627282#(and (or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base 0) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)))))) (= main_~end~0.offset 0)), 627285#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 627284#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)))) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|))), 627287#(and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|)), 627286#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 627257#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 627256#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 627259#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 627258#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 627261#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 627260#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 627263#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base) (not (= main_~list~0.base |main_#t~malloc9.base|))), 627262#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 627253#false, 627252#true, 627255#(= main_~list~0.offset 0), 627254#(= |main_#t~malloc0.offset| 0)] [2018-04-13 02:29:18,400 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:18,400 INFO L442 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-04-13 02:29:18,400 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-04-13 02:29:18,400 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=1222, Unknown=0, NotChecked=0, Total=1332 [2018-04-13 02:29:18,400 INFO L87 Difference]: Start difference. First operand 3990 states and 4403 transitions. Second operand 37 states. [2018-04-13 02:29:20,494 WARN L151 SmtUtils]: Spent 142ms on a formula simplification. DAG size of input: 105 DAG size of output 86 [2018-04-13 02:29:20,724 WARN L151 SmtUtils]: Spent 169ms on a formula simplification. DAG size of input: 120 DAG size of output 98 [2018-04-13 02:29:21,012 WARN L151 SmtUtils]: Spent 229ms on a formula simplification. DAG size of input: 145 DAG size of output 117 [2018-04-13 02:29:21,403 WARN L151 SmtUtils]: Spent 118ms on a formula simplification. DAG size of input: 104 DAG size of output 103 [2018-04-13 02:29:23,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:29:23,751 INFO L93 Difference]: Finished difference Result 4221 states and 4661 transitions. [2018-04-13 02:29:23,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2018-04-13 02:29:23,751 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 146 [2018-04-13 02:29:23,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:29:23,753 INFO L225 Difference]: With dead ends: 4221 [2018-04-13 02:29:23,753 INFO L226 Difference]: Without dead ends: 4221 [2018-04-13 02:29:23,754 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1878 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=854, Invalid=6802, Unknown=0, NotChecked=0, Total=7656 [2018-04-13 02:29:23,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4221 states. [2018-04-13 02:29:23,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4221 to 3896. [2018-04-13 02:29:23,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3896 states. [2018-04-13 02:29:23,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3896 states to 3896 states and 4303 transitions. [2018-04-13 02:29:23,771 INFO L78 Accepts]: Start accepts. Automaton has 3896 states and 4303 transitions. Word has length 146 [2018-04-13 02:29:23,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:29:23,771 INFO L459 AbstractCegarLoop]: Abstraction has 3896 states and 4303 transitions. [2018-04-13 02:29:23,771 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-04-13 02:29:23,771 INFO L276 IsEmpty]: Start isEmpty. Operand 3896 states and 4303 transitions. [2018-04-13 02:29:23,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-04-13 02:29:23,782 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:29:23,782 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:29:23,782 INFO L408 AbstractCegarLoop]: === Iteration 164 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:29:23,783 INFO L82 PathProgramCache]: Analyzing trace with hash 45339851, now seen corresponding path program 17 times [2018-04-13 02:29:23,783 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:29:23,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:29:23,797 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:29:24,618 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:24,618 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:29:24,618 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2018-04-13 02:29:24,618 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:29:24,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:24,619 INFO L182 omatonBuilderFactory]: Interpolants [635529#(or (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)) (not |main_#t~short17|)), 635528#(or (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0))), 635531#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~malloc9.base|))), 635530#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 635533#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 635532#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 635535#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))), 635534#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))), 635521#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (= (select |#valid| main_~list~0.base) 1)), 635520#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (= (select |#valid| main_~list~0.base) 1)), 635523#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base))), 635522#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|))), 635525#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 635524#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 635527#(or (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 635526#(and (or (and (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))) (not (= main_~end~0.base |main_#t~mem14.base|))) (or (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)) (= main_~end~0.base |main_#t~mem14.base|))), 635537#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 635536#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))), 635539#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 635538#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)))), 635541#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))), 635540#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|))), 635543#(= 1 (select |#valid| main_~end~0.base)), 635542#(= 1 (select |#valid| |main_#t~mem22.base|)), 635513#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 635512#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 635515#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 635514#(and (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 635517#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 635516#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 635519#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 635518#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 635509#false, 635508#true, 635511#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 635510#(= 1 (select |#valid| main_~list~0.base))] [2018-04-13 02:29:24,619 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:24,619 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-13 02:29:24,619 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-13 02:29:24,619 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=1132, Unknown=0, NotChecked=0, Total=1260 [2018-04-13 02:29:24,619 INFO L87 Difference]: Start difference. First operand 3896 states and 4303 transitions. Second operand 36 states. [2018-04-13 02:29:27,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:29:27,717 INFO L93 Difference]: Finished difference Result 4387 states and 4864 transitions. [2018-04-13 02:29:27,717 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-04-13 02:29:27,717 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 146 [2018-04-13 02:29:27,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:29:27,720 INFO L225 Difference]: With dead ends: 4387 [2018-04-13 02:29:27,720 INFO L226 Difference]: Without dead ends: 4387 [2018-04-13 02:29:27,720 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1549 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=681, Invalid=5481, Unknown=0, NotChecked=0, Total=6162 [2018-04-13 02:29:27,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4387 states. [2018-04-13 02:29:27,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4387 to 3928. [2018-04-13 02:29:27,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3928 states. [2018-04-13 02:29:27,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 3928 states and 4340 transitions. [2018-04-13 02:29:27,741 INFO L78 Accepts]: Start accepts. Automaton has 3928 states and 4340 transitions. Word has length 146 [2018-04-13 02:29:27,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:29:27,741 INFO L459 AbstractCegarLoop]: Abstraction has 3928 states and 4340 transitions. [2018-04-13 02:29:27,741 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-13 02:29:27,741 INFO L276 IsEmpty]: Start isEmpty. Operand 3928 states and 4340 transitions. [2018-04-13 02:29:27,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-04-13 02:29:27,742 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:29:27,742 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:29:27,742 INFO L408 AbstractCegarLoop]: === Iteration 165 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:29:27,742 INFO L82 PathProgramCache]: Analyzing trace with hash 45339852, now seen corresponding path program 15 times [2018-04-13 02:29:27,743 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:29:27,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:29:27,761 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:29:29,067 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:29,067 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:29:29,067 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [40] total 40 [2018-04-13 02:29:29,067 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:29:29,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:29,068 INFO L182 omatonBuilderFactory]: Interpolants [643977#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 643976#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0))))), 643979#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))))), 643978#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) 0))) (= 0 |main_#t~mem22.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) 0)))), 643981#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= 0 |main_#t~mem22.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))), 643980#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 643983#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 643982#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)))), 643969#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 643968#(or (not |main_#t~short17|) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 643971#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 643970#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 |main_#t~malloc9.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| |main_#t~malloc9.base|))), 643973#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 643972#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~list~0.offset |main_#t~mem10.offset|) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)))), 643975#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 643974#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 643985#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 643984#(and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|)), 643945#true, 643947#(= |main_#t~malloc0.offset| 0), 643946#false, 643949#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 643948#(= main_~list~0.offset 0), 643951#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 643950#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 643961#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (<= main_~end~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))), 643960#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (not (= main_~end~0.base 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 643963#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.offset 0) (not (= main_~end~0.base 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 643962#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 643965#(and (or (and (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) 0)) (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))) (not (= main_~end~0.base |main_#t~mem14.base|))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~end~0.base |main_#t~mem14.base|))), 643964#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 643967#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 643966#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 643953#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= 0 |main_#t~mem10.offset|)), 643952#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 643955#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1)), 643954#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 643957#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 643956#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= |main_#t~malloc9.offset| 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= |main_#t~malloc9.base| main_~list~0.base)) (not (= |main_#t~malloc9.base| 0))), 643959#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (not (= main_~end~0.base 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 643958#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~list~0.base)) (not (= |main_#t~mem10.base| 0)) (not (= |main_#t~mem10.base| main_~list~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|)))] [2018-04-13 02:29:29,068 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:29,068 INFO L442 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-04-13 02:29:29,068 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-04-13 02:29:29,068 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=146, Invalid=1494, Unknown=0, NotChecked=0, Total=1640 [2018-04-13 02:29:29,068 INFO L87 Difference]: Start difference. First operand 3928 states and 4340 transitions. Second operand 41 states. [2018-04-13 02:29:34,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:29:34,657 INFO L93 Difference]: Finished difference Result 4477 states and 4965 transitions. [2018-04-13 02:29:34,657 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2018-04-13 02:29:34,657 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 146 [2018-04-13 02:29:34,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:29:34,659 INFO L225 Difference]: With dead ends: 4477 [2018-04-13 02:29:34,659 INFO L226 Difference]: Without dead ends: 4477 [2018-04-13 02:29:34,659 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 6 SyntacticMatches, 3 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2608 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=1107, Invalid=8993, Unknown=0, NotChecked=0, Total=10100 [2018-04-13 02:29:34,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4477 states. [2018-04-13 02:29:34,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4477 to 3917. [2018-04-13 02:29:34,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3917 states. [2018-04-13 02:29:34,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3917 states to 3917 states and 4326 transitions. [2018-04-13 02:29:34,678 INFO L78 Accepts]: Start accepts. Automaton has 3917 states and 4326 transitions. Word has length 146 [2018-04-13 02:29:34,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:29:34,678 INFO L459 AbstractCegarLoop]: Abstraction has 3917 states and 4326 transitions. [2018-04-13 02:29:34,678 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-04-13 02:29:34,678 INFO L276 IsEmpty]: Start isEmpty. Operand 3917 states and 4326 transitions. [2018-04-13 02:29:34,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-04-13 02:29:34,679 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:29:34,679 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:29:34,679 INFO L408 AbstractCegarLoop]: === Iteration 166 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:29:34,679 INFO L82 PathProgramCache]: Analyzing trace with hash 938491692, now seen corresponding path program 1 times [2018-04-13 02:29:34,679 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:29:34,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:29:34,691 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:29:35,619 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 47 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:29:35,619 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:29:35,619 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-13 02:29:35,619 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:29:35,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:35,620 INFO L182 omatonBuilderFactory]: Interpolants [652505#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 652504#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 652507#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 652506#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 652509#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 652508#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 652511#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 652510#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 652501#false, 652500#true, 652503#(= main_~list~0.offset 0), 652502#(= |main_#t~malloc0.offset| 0), 652521#(or (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) 0) 0)) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 652520#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 652523#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) 0) 0)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))), 652522#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (= |main_#t~mem22.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))))), 652525#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (not (= main_~end~0.base 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 652524#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (not (= |main_#t~mem22.base| 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 652527#(and (= 0 |main_#t~mem26.base|) (= 0 |main_#t~mem26.offset|)), 652526#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 652513#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1)), 652512#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1)), 652515#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset 0) (not (= |main_#t~malloc9.base| 0)) (not (= main_~list~0.base |main_#t~malloc9.base|))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.base |main_#t~malloc9.base|) (not (= |main_#t~malloc9.base| 0)))), 652514#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1))), 652517#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~mem10.base|))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|)))), 652516#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) 0) 0))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) 0) 0))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 652519#(or (and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))) (and (not (= main_~end~0.base main_~list~0.base)) (or (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))))), 652518#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (or (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 652529#(and (= 0 main_~list~0.offset) (= 0 main_~list~0.base)), 652528#(and (= 0 main_~end~0.base) (= 0 main_~end~0.offset))] [2018-04-13 02:29:35,620 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 47 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:29:35,620 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-13 02:29:35,620 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-13 02:29:35,620 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=766, Unknown=0, NotChecked=0, Total=870 [2018-04-13 02:29:35,620 INFO L87 Difference]: Start difference. First operand 3917 states and 4326 transitions. Second operand 30 states. [2018-04-13 02:29:36,786 WARN L151 SmtUtils]: Spent 104ms on a formula simplification. DAG size of input: 81 DAG size of output 76 [2018-04-13 02:29:38,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:29:38,278 INFO L93 Difference]: Finished difference Result 3906 states and 4309 transitions. [2018-04-13 02:29:38,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2018-04-13 02:29:38,279 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 146 [2018-04-13 02:29:38,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:29:38,280 INFO L225 Difference]: With dead ends: 3906 [2018-04-13 02:29:38,280 INFO L226 Difference]: Without dead ends: 3865 [2018-04-13 02:29:38,281 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 8 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1826 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=992, Invalid=5488, Unknown=0, NotChecked=0, Total=6480 [2018-04-13 02:29:38,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3865 states. [2018-04-13 02:29:38,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3865 to 3863. [2018-04-13 02:29:38,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3863 states. [2018-04-13 02:29:38,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3863 states to 3863 states and 4267 transitions. [2018-04-13 02:29:38,296 INFO L78 Accepts]: Start accepts. Automaton has 3863 states and 4267 transitions. Word has length 146 [2018-04-13 02:29:38,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:29:38,297 INFO L459 AbstractCegarLoop]: Abstraction has 3863 states and 4267 transitions. [2018-04-13 02:29:38,297 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-13 02:29:38,297 INFO L276 IsEmpty]: Start isEmpty. Operand 3863 states and 4267 transitions. [2018-04-13 02:29:38,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-04-13 02:29:38,308 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:29:38,308 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:29:38,308 INFO L408 AbstractCegarLoop]: === Iteration 167 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:29:38,308 INFO L82 PathProgramCache]: Analyzing trace with hash 761492991, now seen corresponding path program 2 times [2018-04-13 02:29:38,308 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:29:38,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:29:38,314 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:29:39,111 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:29:39,111 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:29:39,111 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2018-04-13 02:29:39,111 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:29:39,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:39,112 INFO L182 omatonBuilderFactory]: Interpolants [660426#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)) (+ main_~list~0.offset 4)))), 660427#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)) (+ 0 4)))), 660424#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)) (+ main_~list~0.offset 4)))), 660425#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem26.base|) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) 0)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) 0)) (+ main_~list~0.offset 4)))), 660430#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem26.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem26.base|) (+ 0 4)))) (not (= 0 main_~list~0.offset))), 660431#(or (not (= 0 main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 660428#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) 0)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) 0)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) 0))), 660429#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= 0 main_~list~0.offset))), 660418#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= |main_#t~mem15.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))), 660419#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) |main_#t~short17|) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1))), 660416#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1))), 660417#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1))), 660422#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (+ main_~list~0.offset 4)))), 660423#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (+ main_~list~0.offset 4))) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (+ main_~list~0.offset 4))) (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))), 660420#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 660421#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))), 660434#(and (= 0 |main_#t~mem23.offset|) (= 0 |main_#t~mem23.base|)), 660435#(and (= main_~end~0.offset 0) (= main_~end~0.base 0)), 660432#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4))) (= 0 main_~end~0.offset)), 660433#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 660410#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 660411#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 660408#(and (= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 660409#(and (= main_~list~0.offset 0) (= |main_#t~mem10.offset| 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 660414#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 |main_#t~mem10.offset|) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 660415#(and (= main_~list~0.offset 0) (or (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (< main_~end~0.offset main_~list~0.offset)) (< main_~end~0.offset (+ main_~list~0.offset 1))), 660412#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 660413#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 660402#false, 660403#(= 0 |main_#t~malloc0.offset|), 660401#true, 660406#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 660407#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (not (= main_~end~0.base |main_#t~malloc9.base|))), 660404#(= main_~list~0.offset 0), 660405#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)))] [2018-04-13 02:29:39,112 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:29:39,112 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-13 02:29:39,112 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-13 02:29:39,112 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=1079, Unknown=0, NotChecked=0, Total=1190 [2018-04-13 02:29:39,112 INFO L87 Difference]: Start difference. First operand 3863 states and 4267 transitions. Second operand 35 states. [2018-04-13 02:29:42,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:29:42,344 INFO L93 Difference]: Finished difference Result 4069 states and 4476 transitions. [2018-04-13 02:29:42,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2018-04-13 02:29:42,344 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 147 [2018-04-13 02:29:42,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:29:42,346 INFO L225 Difference]: With dead ends: 4069 [2018-04-13 02:29:42,346 INFO L226 Difference]: Without dead ends: 4069 [2018-04-13 02:29:42,347 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 6 SyntacticMatches, 3 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2723 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=994, Invalid=8512, Unknown=0, NotChecked=0, Total=9506 [2018-04-13 02:29:42,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4069 states. [2018-04-13 02:29:42,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4069 to 3847. [2018-04-13 02:29:42,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3847 states. [2018-04-13 02:29:42,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3847 states to 3847 states and 4245 transitions. [2018-04-13 02:29:42,364 INFO L78 Accepts]: Start accepts. Automaton has 3847 states and 4245 transitions. Word has length 147 [2018-04-13 02:29:42,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:29:42,364 INFO L459 AbstractCegarLoop]: Abstraction has 3847 states and 4245 transitions. [2018-04-13 02:29:42,364 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-13 02:29:42,364 INFO L276 IsEmpty]: Start isEmpty. Operand 3847 states and 4245 transitions. [2018-04-13 02:29:42,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-04-13 02:29:42,365 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:29:42,365 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:29:42,365 INFO L408 AbstractCegarLoop]: === Iteration 168 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:29:42,365 INFO L82 PathProgramCache]: Analyzing trace with hash 1751544973, now seen corresponding path program 1 times [2018-04-13 02:29:42,366 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:29:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:29:42,397 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:29:44,134 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:29:44,135 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:29:44,135 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [48] total 48 [2018-04-13 02:29:44,135 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:29:44,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:44,135 INFO L182 omatonBuilderFactory]: Interpolants [668478#true, 668479#false, 668490#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (not (= |main_#t~malloc9.base| main_~end~0.base)) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (= main_~list~0.base main_~end~0.base) (= 0 (select |#valid| 0))), 668491#(and (= main_~list~0.offset 0) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~end~0.base)) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= 0 (select |#valid| 0)) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 668488#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| main_~list~0.base)) (= main_~list~0.offset |main_#t~mem4.offset|) (= 0 main_~list~0.offset) (= 0 (select |#valid| 0))), 668489#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (= main_~list~0.base main_~end~0.base) (= 0 (select |#valid| 0))), 668494#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= 0 (select |#valid| 0)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 668495#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= 0 |main_#t~malloc12.offset|) (= 0 (select |#valid| 0)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~list~0.base |main_#t~malloc12.base|))), 668492#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~list~0.offset 0) (not (= |main_#t~mem10.base| main_~list~0.base)) (= 0 (select |#valid| 0)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 668493#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= 0 (select |#valid| 0)) (= (select |#valid| main_~list~0.base) 1)), 668482#(and (= 0 main_~list~0.offset) (= 0 (select |#valid| 0))), 668483#(and (= 0 main_~list~0.offset) (= 0 (select |#valid| 0)) (= (select |#valid| main_~list~0.base) 1)), 668480#(= 0 (select |#valid| 0)), 668481#(and (= 0 (select |#valid| 0)) (= |main_#t~malloc0.offset| 0)), 668486#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset) (= 0 (select |#valid| 0)) (not (= main_~list~0.base |main_#t~mem3.base|))), 668487#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset) (= 0 (select |#valid| 0))), 668484#(and (not (= main_~list~0.base |main_#t~malloc2.base|)) (= 0 main_~list~0.offset) (= 0 |main_#t~malloc2.offset|) (= 0 (select |#valid| 0))), 668485#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 main_~list~0.offset) (= 0 (select |#valid| 0))), 668506#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= |main_#t~mem10.base| main_~list~0.base)) (= 0 (select |#valid| 0)) (= 0 |main_#t~mem10.offset|)), 668507#(and (= main_~list~0.offset 0) (= main_~end~0.offset 0) (= 0 (select |#valid| 0)) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~end~0.base main_~list~0.base))), 668504#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= 0 (select |#valid| 0)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base))) (= |main_#t~malloc9.base| main_~list~0.base))), 668505#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base)) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 668510#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select |#valid| 0)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 668511#(and (or (and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (or (and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)))) (= main_~list~0.offset 0) (= |main_#t~mem13.offset| 0) (= 0 (select |#valid| 0)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 668508#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base))) (and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (= main_~end~0.offset 0) (= 0 (select |#valid| 0)) (= 1 (select |#valid| main_~end~0.base))), 668509#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base))) (and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.base |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (= 0 (select |#valid| 0)) (<= main_~end~0.offset 0) (not (= |main_#t~malloc12.base| main_~end~0.base)) (<= 0 main_~end~0.offset)), 668498#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= 0 (select |#valid| 0)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 668499#(and (= main_~list~0.offset 0) (or (and (or (= main_~end~0.base |main_#t~mem14.base|) (and (= |main_#t~mem14.base| main_~list~0.base) (= |main_#t~mem14.offset| 0))) (or (and (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))) (not (= main_~end~0.base |main_#t~mem14.base|)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)))) (= 0 (select |#valid| 0))), 668496#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= 0 (select |#valid| 0)) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 668497#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= 0 (select |#valid| 0)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 668502#(and (= main_~list~0.offset 0) (= 0 (select |#valid| 0)) (or (not |main_#t~short17|) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base))))), 668503#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select |#valid| 0))), 668500#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (= 0 (select |#valid| 0))), 668501#(and (= main_~list~0.offset 0) (= 0 (select |#valid| 0)) (or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base))))), 668522#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~list~0.offset 0)), 668523#(= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))), 668520#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~end~0.base 0)) (= 0 (select |#valid| 0))), 668521#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (and (= main_~end~0.base 0) (= 0 (select |#valid| 0))))), 668526#(and (<= (+ main_~end~0.offset 8) (select |#length| main_~end~0.base)) (= main_~end~0.offset 0)), 668524#(= 0 |main_#t~mem23.offset|), 668525#(= main_~end~0.offset 0), 668514#(or (and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 668515#(or (and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0))) (and (= 0 |main_#t~mem15.base|) (= |main_#t~mem15.offset| 0))), 668512#(and (= main_~list~0.offset 0) (or (and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))))) (= 0 (select |#valid| 0)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 668513#(and (or (not (= main_~end~0.base |main_#t~mem14.base|)) (and (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1)))) (or (and (= main_~list~0.offset 0) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= |main_#t~mem14.base| main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= |main_#t~mem14.base| main_~list~0.base)))) (= 0 (select |#valid| 0))) (= main_~end~0.base |main_#t~mem14.base|)) (= |main_#t~mem14.offset| 0)), 668518#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (and (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))))) (= 0 (select |#valid| 0))), 668519#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 |main_#t~mem22.base|)) (= 0 (select |#valid| 0))), 668516#(or (not |main_#t~short17|) (and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)))), 668517#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)))] [2018-04-13 02:29:44,135 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:29:44,136 INFO L442 AbstractCegarLoop]: Interpolant automaton has 49 states [2018-04-13 02:29:44,136 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2018-04-13 02:29:44,136 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=394, Invalid=1958, Unknown=0, NotChecked=0, Total=2352 [2018-04-13 02:29:44,136 INFO L87 Difference]: Start difference. First operand 3847 states and 4245 transitions. Second operand 49 states. [2018-04-13 02:29:47,550 WARN L151 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 81 DAG size of output 64 [2018-04-13 02:29:47,892 WARN L151 SmtUtils]: Spent 121ms on a formula simplification. DAG size of input: 84 DAG size of output 67 [2018-04-13 02:29:48,040 WARN L151 SmtUtils]: Spent 110ms on a formula simplification. DAG size of input: 92 DAG size of output 69 [2018-04-13 02:29:48,286 WARN L151 SmtUtils]: Spent 102ms on a formula simplification. DAG size of input: 80 DAG size of output 64 [2018-04-13 02:29:48,502 WARN L151 SmtUtils]: Spent 109ms on a formula simplification. DAG size of input: 100 DAG size of output 68 [2018-04-13 02:29:48,768 WARN L151 SmtUtils]: Spent 120ms on a formula simplification. DAG size of input: 86 DAG size of output 69 [2018-04-13 02:29:48,909 WARN L151 SmtUtils]: Spent 104ms on a formula simplification. DAG size of input: 89 DAG size of output 70 [2018-04-13 02:29:49,060 WARN L151 SmtUtils]: Spent 114ms on a formula simplification. DAG size of input: 89 DAG size of output 73 [2018-04-13 02:29:49,218 WARN L151 SmtUtils]: Spent 118ms on a formula simplification. DAG size of input: 97 DAG size of output 74 [2018-04-13 02:29:49,519 WARN L151 SmtUtils]: Spent 124ms on a formula simplification. DAG size of input: 105 DAG size of output 73 [2018-04-13 02:29:52,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:29:52,931 INFO L93 Difference]: Finished difference Result 5240 states and 5823 transitions. [2018-04-13 02:29:52,931 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2018-04-13 02:29:52,931 INFO L78 Accepts]: Start accepts. Automaton has 49 states. Word has length 149 [2018-04-13 02:29:52,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:29:52,934 INFO L225 Difference]: With dead ends: 5240 [2018-04-13 02:29:52,934 INFO L226 Difference]: Without dead ends: 5228 [2018-04-13 02:29:52,935 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 5 SyntacticMatches, 4 SemanticMatches, 156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7904 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=5038, Invalid=19768, Unknown=0, NotChecked=0, Total=24806 [2018-04-13 02:29:52,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5228 states. [2018-04-13 02:29:52,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5228 to 3821. [2018-04-13 02:29:52,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3821 states. [2018-04-13 02:29:52,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3821 states to 3821 states and 4221 transitions. [2018-04-13 02:29:52,957 INFO L78 Accepts]: Start accepts. Automaton has 3821 states and 4221 transitions. Word has length 149 [2018-04-13 02:29:52,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:29:52,957 INFO L459 AbstractCegarLoop]: Abstraction has 3821 states and 4221 transitions. [2018-04-13 02:29:52,957 INFO L460 AbstractCegarLoop]: Interpolant automaton has 49 states. [2018-04-13 02:29:52,957 INFO L276 IsEmpty]: Start isEmpty. Operand 3821 states and 4221 transitions. [2018-04-13 02:29:52,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-04-13 02:29:52,958 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:29:52,958 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:29:52,959 INFO L408 AbstractCegarLoop]: === Iteration 169 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:29:52,959 INFO L82 PathProgramCache]: Analyzing trace with hash 1532048526, now seen corresponding path program 16 times [2018-04-13 02:29:52,959 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:29:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:29:52,971 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:29:53,603 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:53,603 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:29:53,603 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-13 02:29:53,603 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:29:53,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:53,603 INFO L182 omatonBuilderFactory]: Interpolants [677834#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 677835#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 677832#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 677833#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~mem10.base|))), 677838#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 677836#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 677837#(and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|)), 677826#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~list~0.base) 0))), 677827#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~end~0.base |main_#t~mem13.base|)) (not (= (select |#valid| main_~end~0.base) 0))), 677824#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= (select |#valid| main_~end~0.base) 0))), 677825#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 677830#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| main_~list~0.base) 0)) (not (= (select |#valid| main_~end~0.base) 0))), 677831#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 677828#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~list~0.base) 0)) (not (= (select |#valid| main_~end~0.base) 0))), 677829#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= (select |#valid| main_~end~0.base) 0))), 677806#true, 677807#false, 677818#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select |#valid| main_~list~0.base) 1)), 677819#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 677816#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 677817#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 677822#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~mem10.base|)))) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= (select |#valid| main_~list~0.base) 0))), 677823#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| main_~end~0.base)))) (not (= (select |#valid| main_~list~0.base) 0))), 677820#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (and (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~malloc9.base|)))) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 677821#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (not (= (select |#valid| main_~list~0.base) 0))), 677810#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|))), 677811#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 677808#(= 1 (select |#valid| main_~list~0.base)), 677809#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 677814#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 677815#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 677812#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 677813#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base)))] [2018-04-13 02:29:53,604 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:53,604 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-13 02:29:53,604 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-13 02:29:53,604 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=146, Invalid=910, Unknown=0, NotChecked=0, Total=1056 [2018-04-13 02:29:53,604 INFO L87 Difference]: Start difference. First operand 3821 states and 4221 transitions. Second operand 33 states. [2018-04-13 02:29:55,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:29:55,060 INFO L93 Difference]: Finished difference Result 3881 states and 4267 transitions. [2018-04-13 02:29:55,060 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-04-13 02:29:55,061 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 149 [2018-04-13 02:29:55,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:29:55,062 INFO L225 Difference]: With dead ends: 3881 [2018-04-13 02:29:55,063 INFO L226 Difference]: Without dead ends: 3881 [2018-04-13 02:29:55,063 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1010 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=812, Invalid=3610, Unknown=0, NotChecked=0, Total=4422 [2018-04-13 02:29:55,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3881 states. [2018-04-13 02:29:55,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3881 to 3496. [2018-04-13 02:29:55,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3496 states. [2018-04-13 02:29:55,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 3496 states and 3856 transitions. [2018-04-13 02:29:55,079 INFO L78 Accepts]: Start accepts. Automaton has 3496 states and 3856 transitions. Word has length 149 [2018-04-13 02:29:55,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:29:55,079 INFO L459 AbstractCegarLoop]: Abstraction has 3496 states and 3856 transitions. [2018-04-13 02:29:55,079 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-13 02:29:55,079 INFO L276 IsEmpty]: Start isEmpty. Operand 3496 states and 3856 transitions. [2018-04-13 02:29:55,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-04-13 02:29:55,080 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:29:55,080 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:29:55,080 INFO L408 AbstractCegarLoop]: === Iteration 170 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:29:55,080 INFO L82 PathProgramCache]: Analyzing trace with hash 1377995085, now seen corresponding path program 11 times [2018-04-13 02:29:55,081 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:29:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:29:55,100 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:29:56,660 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:56,660 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:29:56,660 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [43] total 43 [2018-04-13 02:29:56,660 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:29:56,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:56,661 INFO L182 omatonBuilderFactory]: Interpolants [685322#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 685323#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 685320#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4)))))), 685321#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4)))))), 685326#(= 1 (select |#valid| |main_#t~mem18.base|)), 685327#(= 1 (select |#valid| main_~inner~0.base)), 685324#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (= 0 |main_#t~mem22.offset|)), 685325#(and (= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 685314#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (not (= main_~end~0.base main_~list~0.base)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= 0 |main_#t~malloc12.offset|) (= main_~list~0.base |main_#t~malloc12.base|) (= main_~list~0.offset |main_#t~malloc12.offset|)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 685315#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 685312#(or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 685313#(and (= (select |#valid| main_~end~0.base) 1) (or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 685318#(and (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (not (= |main_#t~mem14.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 685319#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))), 685316#(and (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.offset| main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= main_~end~0.base |main_#t~mem13.base|))), 685317#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 685290#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 685291#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 685288#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 685289#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 685294#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 685295#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 685292#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 685293#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 685286#(= |main_#t~malloc0.offset| 0), 685287#(= main_~list~0.offset 0), 685284#true, 685285#false, 685306#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset))), 685307#(or (not |main_#t~short17|) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset))), 685304#(and (or (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.offset |main_#t~mem14.offset|)) (or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset)) (= main_~end~0.base |main_#t~mem14.base|))), 685305#(or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 685310#(and (= main_~list~0.offset 0) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (not (= (select |#valid| main_~end~0.base) 0))), 685311#(and (= main_~list~0.offset 0) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 0)) (= main_~list~0.offset |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 685308#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset)), 685309#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (or (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (<= 0 main_~end~0.offset)), 685298#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1)), 685299#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 685296#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~end~0.base) (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 685297#(and (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 685302#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.offset 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 685303#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 685300#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~list~0.base |main_#t~malloc12.base|))), 685301#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))] [2018-04-13 02:29:56,661 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:29:56,661 INFO L442 AbstractCegarLoop]: Interpolant automaton has 44 states [2018-04-13 02:29:56,661 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2018-04-13 02:29:56,662 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=1753, Unknown=0, NotChecked=0, Total=1892 [2018-04-13 02:29:56,662 INFO L87 Difference]: Start difference. First operand 3496 states and 3856 transitions. Second operand 44 states. [2018-04-13 02:29:59,022 WARN L151 SmtUtils]: Spent 104ms on a formula simplification. DAG size of input: 113 DAG size of output 71 [2018-04-13 02:29:59,876 WARN L151 SmtUtils]: Spent 102ms on a formula simplification. DAG size of input: 119 DAG size of output 82 [2018-04-13 02:30:00,962 WARN L151 SmtUtils]: Spent 105ms on a formula simplification. DAG size of input: 99 DAG size of output 87 [2018-04-13 02:30:01,524 WARN L151 SmtUtils]: Spent 100ms on a formula simplification. DAG size of input: 89 DAG size of output 85 [2018-04-13 02:30:03,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:30:03,586 INFO L93 Difference]: Finished difference Result 4027 states and 4460 transitions. [2018-04-13 02:30:03,586 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2018-04-13 02:30:03,586 INFO L78 Accepts]: Start accepts. Automaton has 44 states. Word has length 149 [2018-04-13 02:30:03,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:30:03,588 INFO L225 Difference]: With dead ends: 4027 [2018-04-13 02:30:03,588 INFO L226 Difference]: Without dead ends: 4027 [2018-04-13 02:30:03,588 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 4 SyntacticMatches, 4 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3111 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=1131, Invalid=10859, Unknown=0, NotChecked=0, Total=11990 [2018-04-13 02:30:03,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4027 states. [2018-04-13 02:30:03,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4027 to 3506. [2018-04-13 02:30:03,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3506 states. [2018-04-13 02:30:03,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3506 states to 3506 states and 3867 transitions. [2018-04-13 02:30:03,605 INFO L78 Accepts]: Start accepts. Automaton has 3506 states and 3867 transitions. Word has length 149 [2018-04-13 02:30:03,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:30:03,605 INFO L459 AbstractCegarLoop]: Abstraction has 3506 states and 3867 transitions. [2018-04-13 02:30:03,605 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states. [2018-04-13 02:30:03,605 INFO L276 IsEmpty]: Start isEmpty. Operand 3506 states and 3867 transitions. [2018-04-13 02:30:03,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-04-13 02:30:03,606 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:30:03,606 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:30:03,606 INFO L408 AbstractCegarLoop]: === Iteration 171 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:30:03,606 INFO L82 PathProgramCache]: Analyzing trace with hash 1377995086, now seen corresponding path program 6 times [2018-04-13 02:30:03,607 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:30:03,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:30:03,644 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:30:06,177 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:06,177 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:30:06,177 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [44] total 44 [2018-04-13 02:30:06,177 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:30:06,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:06,178 INFO L182 omatonBuilderFactory]: Interpolants [693002#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 693003#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 693000#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 693001#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (<= 0 main_~list~0.offset) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~mem10.base|)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 693006#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 693007#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 693004#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 693005#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#length| main_~end~0.base) 8) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 692994#false, 692995#(= |main_#t~malloc0.offset| 0), 692993#true, 692998#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 692999#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (= 8 (select |#length| |main_#t~malloc9.base|)) (<= main_~list~0.offset 0)), 692996#(= main_~list~0.offset 0), 692997#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 693018#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 693019#(and (<= main_~list~0.offset main_~end~0.offset) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= (select |#valid| main_~end~0.base) 0))), 693016#(or (not |main_#t~short17|) (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0))), 693017#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 693022#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 0)) (<= main_~list~0.offset 0) (not (= (select |#valid| main_~end~0.base) 0))), 693023#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))) (and (= 0 |main_#t~malloc12.offset|) (= main_~list~0.base |main_#t~malloc12.base|) (= main_~list~0.offset |main_#t~malloc12.offset|)))), 693020#(and (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 0)) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 693021#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 0)) (<= main_~list~0.offset 0)), 693010#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (< main_~end~0.offset (+ main_~list~0.offset 1))), 693011#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 693008#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1))), 693009#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (= 8 (select |#length| |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))), 693014#(or (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 693015#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0))), 693012#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (< main_~end~0.offset (+ main_~list~0.offset 1))), 693013#(and (or (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)) (= main_~end~0.base |main_#t~mem14.base|)) (or (and (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))) (not (= main_~end~0.base |main_#t~mem14.base|)))), 693034#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (= 0 |main_#t~mem22.offset|)), 693035#(and (= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 693032#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (or (<= (select |#length| main_~end~0.base) 8) (<= main_~end~0.offset 0)) (not (= main_~end~0.offset 0)))), 693033#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.offset 0)) (<= main_~end~0.offset 0))), 693036#(and (= 8 (select |#length| |main_#t~mem18.base|)) (= 0 |main_#t~mem18.offset|)), 693037#(and (= 8 (select |#length| main_~inner~0.base)) (= 0 main_~inner~0.offset)), 693026#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)) (<= main_~list~0.offset 0) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0))), 693027#(or (and (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~end~0.base |main_#t~mem14.base|)) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= |main_#t~mem14.offset| 0) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (<= main_~list~0.offset 0))), 693024#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)))), 693025#(and (not (= main_~end~0.base |main_#t~mem13.base|)) (or (and (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))), 693030#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (+ 0 4))) (<= (select |#length| |main_#t~mem22.base|) 8)) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|))), 693031#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (or (<= (select |#length| main_~end~0.base) 8) (<= main_~end~0.offset 0)) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (not (= 0 main_~end~0.offset))))), 693028#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ 0 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 693029#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (+ 0 4))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 8) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))))] [2018-04-13 02:30:06,179 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:06,179 INFO L442 AbstractCegarLoop]: Interpolant automaton has 45 states [2018-04-13 02:30:06,179 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2018-04-13 02:30:06,179 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=1800, Unknown=0, NotChecked=0, Total=1980 [2018-04-13 02:30:06,179 INFO L87 Difference]: Start difference. First operand 3506 states and 3867 transitions. Second operand 45 states. [2018-04-13 02:30:08,368 WARN L151 SmtUtils]: Spent 118ms on a formula simplification. DAG size of input: 65 DAG size of output 65 [2018-04-13 02:30:08,527 WARN L151 SmtUtils]: Spent 114ms on a formula simplification. DAG size of input: 124 DAG size of output 97 [2018-04-13 02:30:08,707 WARN L151 SmtUtils]: Spent 116ms on a formula simplification. DAG size of input: 68 DAG size of output 68 [2018-04-13 02:30:09,144 WARN L151 SmtUtils]: Spent 122ms on a formula simplification. DAG size of input: 113 DAG size of output 78 [2018-04-13 02:30:10,117 WARN L151 SmtUtils]: Spent 110ms on a formula simplification. DAG size of input: 117 DAG size of output 92 [2018-04-13 02:30:10,993 WARN L151 SmtUtils]: Spent 127ms on a formula simplification. DAG size of input: 98 DAG size of output 95 [2018-04-13 02:30:11,335 WARN L151 SmtUtils]: Spent 157ms on a formula simplification. DAG size of input: 116 DAG size of output 109 [2018-04-13 02:30:14,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:30:14,391 INFO L93 Difference]: Finished difference Result 4132 states and 4569 transitions. [2018-04-13 02:30:14,391 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2018-04-13 02:30:14,392 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 149 [2018-04-13 02:30:14,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:30:14,393 INFO L225 Difference]: With dead ends: 4132 [2018-04-13 02:30:14,393 INFO L226 Difference]: Without dead ends: 4132 [2018-04-13 02:30:14,394 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 3 SyntacticMatches, 8 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3680 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=1234, Invalid=11422, Unknown=0, NotChecked=0, Total=12656 [2018-04-13 02:30:14,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4132 states. [2018-04-13 02:30:14,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4132 to 3513. [2018-04-13 02:30:14,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3513 states. [2018-04-13 02:30:14,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 3513 states and 3867 transitions. [2018-04-13 02:30:14,412 INFO L78 Accepts]: Start accepts. Automaton has 3513 states and 3867 transitions. Word has length 149 [2018-04-13 02:30:14,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:30:14,412 INFO L459 AbstractCegarLoop]: Abstraction has 3513 states and 3867 transitions. [2018-04-13 02:30:14,412 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states. [2018-04-13 02:30:14,412 INFO L276 IsEmpty]: Start isEmpty. Operand 3513 states and 3867 transitions. [2018-04-13 02:30:14,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-04-13 02:30:14,413 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:30:14,413 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:30:14,413 INFO L408 AbstractCegarLoop]: === Iteration 172 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:30:14,413 INFO L82 PathProgramCache]: Analyzing trace with hash 2051831265, now seen corresponding path program 5 times [2018-04-13 02:30:14,414 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:30:14,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:30:14,423 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:30:15,636 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:15,636 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:30:15,636 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [37] total 37 [2018-04-13 02:30:15,636 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:30:15,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:15,646 INFO L182 omatonBuilderFactory]: Interpolants [700826#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 700827#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= 8 (select |#length| |main_#t~mem10.base|)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 700824#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 700825#(and (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (= 8 (select |#length| |main_#t~malloc9.base|)) (<= main_~list~0.offset 0)), 700830#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 700831#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 700828#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 700829#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 700819#true, 700822#(= main_~list~0.offset 0), 700823#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 700820#false, 700821#(= |main_#t~malloc0.offset| 0), 700842#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or |main_#t~short17| (and (<= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 700843#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 700840#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 700841#(or (and (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem15.base|) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~list~0.offset main_~end~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem15.offset|) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 700846#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))) (+ 0 4))) (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|))), 700847#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (or (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0))) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0))) (+ 0 4)))) (not (= 0 main_~end~0.offset))))), 700844#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (+ main_~list~0.offset 4))) (<= main_~list~0.offset 0))), 700845#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (+ 0 4))))), 700834#(and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~list~0.offset 0)), 700835#(and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~list~0.offset 0)), 700832#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 700833#(and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~list~0.offset 0)), 700838#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (not (= main_~list~0.offset main_~end~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 700839#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 700836#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 700837#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~list~0.offset |main_#t~mem10.offset|) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 700850#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4)))), 700851#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 700848#(or (and (not (= main_~end~0.offset 0)) (= 8 (select |#length| main_~end~0.base))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4))))), 700849#(or (and (not (= main_~end~0.offset 0)) (= (select |#length| main_~end~0.base) 8) (<= main_~end~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4))))), 700854#(and (= 0 |main_#t~mem18.base|) (= 0 |main_#t~mem18.offset|)), 700855#(and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base)), 700852#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))) (= 0 |main_#t~mem22.offset|)), 700853#(and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))] [2018-04-13 02:30:15,646 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:15,646 INFO L442 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-04-13 02:30:15,646 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-04-13 02:30:15,646 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=1228, Unknown=0, NotChecked=0, Total=1332 [2018-04-13 02:30:15,647 INFO L87 Difference]: Start difference. First operand 3513 states and 3867 transitions. Second operand 37 states. [2018-04-13 02:30:20,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:30:20,285 INFO L93 Difference]: Finished difference Result 3770 states and 4143 transitions. [2018-04-13 02:30:20,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2018-04-13 02:30:20,302 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 150 [2018-04-13 02:30:20,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:30:20,304 INFO L225 Difference]: With dead ends: 3770 [2018-04-13 02:30:20,304 INFO L226 Difference]: Without dead ends: 3770 [2018-04-13 02:30:20,305 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 2 SyntacticMatches, 8 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2171 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=839, Invalid=7351, Unknown=0, NotChecked=0, Total=8190 [2018-04-13 02:30:20,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3770 states. [2018-04-13 02:30:20,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3770 to 3611. [2018-04-13 02:30:20,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3611 states. [2018-04-13 02:30:20,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 3611 states and 3971 transitions. [2018-04-13 02:30:20,319 INFO L78 Accepts]: Start accepts. Automaton has 3611 states and 3971 transitions. Word has length 150 [2018-04-13 02:30:20,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:30:20,319 INFO L459 AbstractCegarLoop]: Abstraction has 3611 states and 3971 transitions. [2018-04-13 02:30:20,319 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-04-13 02:30:20,319 INFO L276 IsEmpty]: Start isEmpty. Operand 3611 states and 3971 transitions. [2018-04-13 02:30:20,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-04-13 02:30:20,320 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:30:20,320 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:30:20,321 INFO L408 AbstractCegarLoop]: === Iteration 173 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:30:20,321 INFO L82 PathProgramCache]: Analyzing trace with hash 1123747398, now seen corresponding path program 2 times [2018-04-13 02:30:20,321 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:30:20,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:30:20,333 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:30:20,862 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:30:20,862 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:30:20,862 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-13 02:30:20,862 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:30:20,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:20,863 INFO L182 omatonBuilderFactory]: Interpolants [708362#(and (or (= main_~end~0.base |main_#t~mem14.base|) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (or (and (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))) (not (= main_~end~0.base |main_#t~mem14.base|)))), 708363#(or (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 708360#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 708361#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 708366#(= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)), 708367#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)), 708364#(or (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (and (= 0 |main_#t~mem15.base|) (= |main_#t~mem15.offset| 0))), 708365#(or (not |main_#t~short17|) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 708354#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 708355#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 708352#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 708353#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 708358#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 708359#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (not (= 0 |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~list~0.base |main_#t~malloc12.base|))), 708356#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 708357#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1)), 708376#(= 0 main_~end~0.offset), 708377#(= 0 main_~list~0.offset), 708370#(= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem26.base|) 0)), 708371#(= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)), 708368#(and (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))), 708369#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 708374#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem26.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= 0 main_~list~0.offset))), 708375#(or (not (= 0 main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 708372#(= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) 0)), 708373#(or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= 0 main_~list~0.offset))), 708346#false, 708347#(= 1 (select |#valid| main_~list~0.base)), 708345#true, 708350#(and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 708351#(and (= |main_#t~mem10.offset| 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 708348#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 708349#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (not (= main_~end~0.base |main_#t~malloc9.base|)))] [2018-04-13 02:30:20,863 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:30:20,863 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-13 02:30:20,863 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-13 02:30:20,863 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=919, Unknown=0, NotChecked=0, Total=1056 [2018-04-13 02:30:20,863 INFO L87 Difference]: Start difference. First operand 3611 states and 3971 transitions. Second operand 33 states. [2018-04-13 02:30:23,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:30:23,144 INFO L93 Difference]: Finished difference Result 3942 states and 4338 transitions. [2018-04-13 02:30:23,144 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2018-04-13 02:30:23,144 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 150 [2018-04-13 02:30:23,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:30:23,145 INFO L225 Difference]: With dead ends: 3942 [2018-04-13 02:30:23,146 INFO L226 Difference]: Without dead ends: 3942 [2018-04-13 02:30:23,146 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 6 SyntacticMatches, 2 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2033 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1076, Invalid=5896, Unknown=0, NotChecked=0, Total=6972 [2018-04-13 02:30:23,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3942 states. [2018-04-13 02:30:23,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3942 to 3664. [2018-04-13 02:30:23,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3664 states. [2018-04-13 02:30:23,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3664 states to 3664 states and 4032 transitions. [2018-04-13 02:30:23,161 INFO L78 Accepts]: Start accepts. Automaton has 3664 states and 4032 transitions. Word has length 150 [2018-04-13 02:30:23,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:30:23,161 INFO L459 AbstractCegarLoop]: Abstraction has 3664 states and 4032 transitions. [2018-04-13 02:30:23,161 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-13 02:30:23,162 INFO L276 IsEmpty]: Start isEmpty. Operand 3664 states and 4032 transitions. [2018-04-13 02:30:23,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-04-13 02:30:23,162 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:30:23,163 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:30:23,163 INFO L408 AbstractCegarLoop]: === Iteration 174 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:30:23,163 INFO L82 PathProgramCache]: Analyzing trace with hash 1024338146, now seen corresponding path program 4 times [2018-04-13 02:30:23,163 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:30:23,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:30:23,168 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:30:23,377 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 3 proven. 78 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-04-13 02:30:23,377 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:30:23,378 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-13 02:30:23,378 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:30:23,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:23,378 INFO L182 omatonBuilderFactory]: Interpolants [716104#(and (= 0 main_~end~0.base) (= 0 main_~end~0.offset)), 716105#(and (= 0 main_~list~0.offset) (= 0 main_~list~0.base)), 716098#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 716099#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 716096#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= |main_#t~mem26.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= |main_#t~mem26.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 716097#(and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 716102#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 716103#(and (= 0 |main_#t~mem26.base|) (= 0 |main_#t~mem26.offset|)), 716100#(and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) |main_#t~mem26.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem26.base|) |main_#t~mem26.offset|))), 716101#(and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 716090#(and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 716091#(and (= |main_#t~mem22.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 716088#(and (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base main_~list~0.base)), 716089#(and (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.base|) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.offset|)), 716094#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) main_~end~0.offset) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) main_~end~0.base)), 716095#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))), 716092#(and (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 716093#(and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) |main_#t~mem22.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) |main_#t~mem22.base|)), 716086#true, 716087#false] [2018-04-13 02:30:23,378 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 3 proven. 78 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-04-13 02:30:23,378 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-13 02:30:23,378 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-13 02:30:23,378 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=339, Unknown=0, NotChecked=0, Total=380 [2018-04-13 02:30:23,378 INFO L87 Difference]: Start difference. First operand 3664 states and 4032 transitions. Second operand 20 states. [2018-04-13 02:30:24,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:30:24,297 INFO L93 Difference]: Finished difference Result 4329 states and 4843 transitions. [2018-04-13 02:30:24,297 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-13 02:30:24,297 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 151 [2018-04-13 02:30:24,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:30:24,300 INFO L225 Difference]: With dead ends: 4329 [2018-04-13 02:30:24,300 INFO L226 Difference]: Without dead ends: 4329 [2018-04-13 02:30:24,300 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=108, Invalid=948, Unknown=0, NotChecked=0, Total=1056 [2018-04-13 02:30:24,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4329 states. [2018-04-13 02:30:24,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4329 to 4023. [2018-04-13 02:30:24,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4023 states. [2018-04-13 02:30:24,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4023 states to 4023 states and 4490 transitions. [2018-04-13 02:30:24,321 INFO L78 Accepts]: Start accepts. Automaton has 4023 states and 4490 transitions. Word has length 151 [2018-04-13 02:30:24,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:30:24,321 INFO L459 AbstractCegarLoop]: Abstraction has 4023 states and 4490 transitions. [2018-04-13 02:30:24,321 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-13 02:30:24,321 INFO L276 IsEmpty]: Start isEmpty. Operand 4023 states and 4490 transitions. [2018-04-13 02:30:24,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-04-13 02:30:24,322 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:30:24,322 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:30:24,322 INFO L408 AbstractCegarLoop]: === Iteration 175 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:30:24,322 INFO L82 PathProgramCache]: Analyzing trace with hash 1287501277, now seen corresponding path program 18 times [2018-04-13 02:30:24,322 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:30:24,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:30:24,347 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:30:25,554 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:25,554 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:30:25,554 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2018-04-13 02:30:25,555 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:30:25,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:25,555 INFO L182 omatonBuilderFactory]: Interpolants [724491#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 724490#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 724489#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|))), 724488#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 724495#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#length| main_~end~0.base) 8) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 724494#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 724493#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 724492#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 724487#(= 1 (select |#valid| main_~list~0.base)), 724486#false, 724485#true, 724507#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~list~0.base) 1)), 724506#(or (not |main_#t~short17|) (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~list~0.base) 1))), 724505#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~list~0.base) 1))), 724504#(or (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 724511#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (not (= (select |#valid| main_~list~0.base) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 724510#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (not (= (select |#valid| main_~list~0.base) 0)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 724509#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 724508#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 724499#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (<= main_~end~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))), 724498#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~list~0.base) 1)), 724497#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~list~0.base) 1)), 724496#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= (select |#valid| main_~list~0.base) 1) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 724503#(and (or (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.offset |main_#t~mem14.offset|)) (or (= main_~end~0.base |main_#t~mem14.base|) (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~list~0.base) 1)))), 724502#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 724501#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 724500#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 724523#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (and (not (= main_~end~0.offset 0)) (<= main_~end~0.offset 0))), 724522#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (and (or (<= (select |#length| main_~end~0.base) 8) (<= main_~end~0.offset 0)) (not (= main_~end~0.offset 0)))), 724521#(and (or (<= (select |#length| main_~end~0.base) 8) (<= main_~end~0.offset 0)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)))) (not (= 0 main_~end~0.offset)))), 724520#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (<= (select |#length| |main_#t~mem22.base|) 8)), 724527#(= 1 (select |#valid| main_~end~0.base)), 724526#(= 1 (select |#valid| |main_#t~mem22.base|)), 724525#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))), 724524#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|))), 724515#(and (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 724514#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 724513#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~malloc12.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 724512#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (= (select |#valid| main_~end~0.base) 1) (not (= (select |#valid| main_~list~0.base) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 724519#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 8)), 724518#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8)), 724517#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 724516#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 8) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))] [2018-04-13 02:30:25,555 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:25,555 INFO L442 AbstractCegarLoop]: Interpolant automaton has 43 states [2018-04-13 02:30:25,556 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2018-04-13 02:30:25,556 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=1654, Unknown=0, NotChecked=0, Total=1806 [2018-04-13 02:30:25,556 INFO L87 Difference]: Start difference. First operand 4023 states and 4490 transitions. Second operand 43 states. [2018-04-13 02:30:29,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:30:29,870 INFO L93 Difference]: Finished difference Result 4389 states and 4912 transitions. [2018-04-13 02:30:29,870 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2018-04-13 02:30:29,870 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 151 [2018-04-13 02:30:29,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:30:29,872 INFO L225 Difference]: With dead ends: 4389 [2018-04-13 02:30:29,872 INFO L226 Difference]: Without dead ends: 4389 [2018-04-13 02:30:29,873 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1911 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=782, Invalid=7050, Unknown=0, NotChecked=0, Total=7832 [2018-04-13 02:30:29,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4389 states. [2018-04-13 02:30:29,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4389 to 4035. [2018-04-13 02:30:29,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4035 states. [2018-04-13 02:30:29,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4035 states to 4035 states and 4508 transitions. [2018-04-13 02:30:29,891 INFO L78 Accepts]: Start accepts. Automaton has 4035 states and 4508 transitions. Word has length 151 [2018-04-13 02:30:29,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:30:29,892 INFO L459 AbstractCegarLoop]: Abstraction has 4035 states and 4508 transitions. [2018-04-13 02:30:29,892 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states. [2018-04-13 02:30:29,892 INFO L276 IsEmpty]: Start isEmpty. Operand 4035 states and 4508 transitions. [2018-04-13 02:30:29,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-04-13 02:30:29,893 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:30:29,893 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:30:29,893 INFO L408 AbstractCegarLoop]: === Iteration 176 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:30:29,893 INFO L82 PathProgramCache]: Analyzing trace with hash 1287501278, now seen corresponding path program 17 times [2018-04-13 02:30:29,893 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:30:29,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:30:29,920 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:30:31,058 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:31,058 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:30:31,058 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2018-04-13 02:30:31,058 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:30:31,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:31,058 INFO L182 omatonBuilderFactory]: Interpolants [733067#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 733066#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) |main_#t~mem10.base|) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 733065#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select |#valid| main_~end~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 733064#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 733071#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= |main_#t~mem13.base| main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 8 (select |#length| main_~end~0.base)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 733070#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 8 (select |#length| main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 733069#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~malloc12.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 733068#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select |#valid| main_~list~0.base) 0)) (<= 0 main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select |#valid| main_~end~0.base) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 733059#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~list~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base))), 733058#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 733057#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (= (select |#valid| main_~list~0.base) 1)), 733056#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (= (select |#valid| main_~list~0.base) 1)), 733063#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= (select |#valid| main_~end~0.base) 0))), 733062#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= (select |#valid| main_~end~0.base) 0))), 733061#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~list~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (not (= (select |#valid| main_~end~0.base) 0))), 733060#(and (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| main_~end~0.base) 0))), 733083#(and (= main_~end~0.offset 0) (<= 8 (select |#length| main_~end~0.base))), 733082#(and (= 0 |main_#t~mem22.offset|) (<= 8 (select |#length| |main_#t~mem22.base|))), 733081#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 733080#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)))), 733075#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 733074#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (<= 8 (select |#length| main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 733073#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (<= 8 (select |#length| main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 733072#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 8 (select |#length| main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 733079#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 733078#(and (= main_~end~0.offset 0) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)))), 733077#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))) (= 0 |main_#t~mem22.offset|)), 733076#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 733051#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 733050#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 733049#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 733048#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (not (= main_~end~0.base |main_#t~malloc9.base|))), 733055#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 733054#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~list~0.base) 1)), 733053#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 733052#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 733047#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 733046#(= 1 (select |#valid| main_~list~0.base)), 733045#false, 733044#true] [2018-04-13 02:30:31,059 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:31,059 INFO L442 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-04-13 02:30:31,059 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-04-13 02:30:31,059 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=1449, Unknown=0, NotChecked=0, Total=1560 [2018-04-13 02:30:31,059 INFO L87 Difference]: Start difference. First operand 4035 states and 4508 transitions. Second operand 40 states. [2018-04-13 02:30:34,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:30:34,801 INFO L93 Difference]: Finished difference Result 4442 states and 4972 transitions. [2018-04-13 02:30:34,843 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2018-04-13 02:30:34,844 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 151 [2018-04-13 02:30:34,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:30:34,845 INFO L225 Difference]: With dead ends: 4442 [2018-04-13 02:30:34,846 INFO L226 Difference]: Without dead ends: 4442 [2018-04-13 02:30:34,846 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1117 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=474, Invalid=5378, Unknown=0, NotChecked=0, Total=5852 [2018-04-13 02:30:34,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4442 states. [2018-04-13 02:30:34,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4442 to 4020. [2018-04-13 02:30:34,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4020 states. [2018-04-13 02:30:34,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4020 states to 4020 states and 4497 transitions. [2018-04-13 02:30:34,863 INFO L78 Accepts]: Start accepts. Automaton has 4020 states and 4497 transitions. Word has length 151 [2018-04-13 02:30:34,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:30:34,863 INFO L459 AbstractCegarLoop]: Abstraction has 4020 states and 4497 transitions. [2018-04-13 02:30:34,863 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-04-13 02:30:34,864 INFO L276 IsEmpty]: Start isEmpty. Operand 4020 states and 4497 transitions. [2018-04-13 02:30:34,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-04-13 02:30:34,864 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:30:34,865 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:30:34,865 INFO L408 AbstractCegarLoop]: === Iteration 177 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:30:34,865 INFO L82 PathProgramCache]: Analyzing trace with hash -640314466, now seen corresponding path program 1 times [2018-04-13 02:30:34,865 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:30:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:30:34,882 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:30:35,993 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 3 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:30:35,994 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:30:35,994 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-04-13 02:30:35,994 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:30:35,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:35,994 INFO L182 omatonBuilderFactory]: Interpolants [741643#(and (or (and (= |main_#t~mem13.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= main_~end~0.base |main_#t~mem13.base|))), 741642#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))) (and (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 741641#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (= 0 |main_#t~malloc12.offset|) (= main_~list~0.base |main_#t~malloc12.base|) (= main_~list~0.offset |main_#t~malloc12.offset|)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~malloc12.base|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))))), 741640#(and (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0)))) (= (select |#valid| main_~end~0.base) 1)), 741647#(or (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) 0) 0)) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 741646#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 741645#(and (or (and (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (not (= main_~end~0.base |main_#t~mem14.base|))), 741644#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 741635#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1)), 741634#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1)), 741633#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 741632#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 741639#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0)))), 741638#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~list~0.offset |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 741637#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) 0) 0))), 741636#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~list~0.offset |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= |main_#t~malloc9.base| 0))), 741651#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base 0))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 741650#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem22.base| 0))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 741649#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) 0) 0)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 741648#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem22.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0)))), 741655#(and (= 0 main_~list~0.offset) (= 0 main_~list~0.base)), 741654#(and (= 0 main_~end~0.base) (= 0 main_~end~0.offset)), 741653#(and (= 0 |main_#t~mem26.base|) (= 0 |main_#t~mem26.offset|)), 741652#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 741627#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 741626#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= |main_#t~malloc9.base| 0))), 741625#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 741624#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 741631#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 741630#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 741629#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 741628#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 741623#(= main_~list~0.offset 0), 741622#(= |main_#t~malloc0.offset| 0), 741621#false, 741620#true] [2018-04-13 02:30:35,994 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 3 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:30:35,994 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-13 02:30:35,995 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-13 02:30:35,995 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=1132, Unknown=0, NotChecked=0, Total=1260 [2018-04-13 02:30:35,995 INFO L87 Difference]: Start difference. First operand 4020 states and 4497 transitions. Second operand 36 states. [2018-04-13 02:30:39,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:30:39,138 INFO L93 Difference]: Finished difference Result 4115 states and 4590 transitions. [2018-04-13 02:30:39,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2018-04-13 02:30:39,138 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 151 [2018-04-13 02:30:39,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:30:39,140 INFO L225 Difference]: With dead ends: 4115 [2018-04-13 02:30:39,140 INFO L226 Difference]: Without dead ends: 4074 [2018-04-13 02:30:39,140 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 3 SyntacticMatches, 9 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2282 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=993, Invalid=6839, Unknown=0, NotChecked=0, Total=7832 [2018-04-13 02:30:39,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4074 states. [2018-04-13 02:30:39,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4074 to 4020. [2018-04-13 02:30:39,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4020 states. [2018-04-13 02:30:39,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4020 states to 4020 states and 4495 transitions. [2018-04-13 02:30:39,157 INFO L78 Accepts]: Start accepts. Automaton has 4020 states and 4495 transitions. Word has length 151 [2018-04-13 02:30:39,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:30:39,157 INFO L459 AbstractCegarLoop]: Abstraction has 4020 states and 4495 transitions. [2018-04-13 02:30:39,157 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-13 02:30:39,157 INFO L276 IsEmpty]: Start isEmpty. Operand 4020 states and 4495 transitions. [2018-04-13 02:30:39,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-04-13 02:30:39,158 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:30:39,158 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:30:39,158 INFO L408 AbstractCegarLoop]: === Iteration 178 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:30:39,158 INFO L82 PathProgramCache]: Analyzing trace with hash 1689712636, now seen corresponding path program 5 times [2018-04-13 02:30:39,159 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:30:39,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:30:39,165 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:30:40,606 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:30:40,606 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:30:40,607 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-13 02:30:40,607 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:30:40,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:40,607 INFO L182 omatonBuilderFactory]: Interpolants [749899#(= |#valid| |old(#valid)|), 749898#false, 749897#true, 749903#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= (store |#valid| main_~list~0.base 0) |old(#valid)|)), 749902#(and (= 1 (select |#valid| main_~list~0.base)) (= (store |#valid| main_~list~0.base 0) |old(#valid)|)), 749901#(= (store |#valid| main_~list~0.base 0) |old(#valid)|), 749900#(= (store |#valid| |main_#t~malloc0.base| 0) |old(#valid)|), 749915#(and (= (store (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0) 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)))), 749914#(and (= |old(#valid)| (store (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0)) (= main_~end~0.offset main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (= main_~list~0.base main_~end~0.base) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)))), 749913#(and (= (store (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 749912#(and (not (= main_~end~0.base main_~list~0.base)) (= (store (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 749919#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (= (store (store |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0) 0) main_~end~0.base 0) |old(#valid)|)), 749918#(and (= (store (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) 0) 0) main_~end~0.base 0) |old(#valid)|) (not (= main_~list~0.base main_~end~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)))), 749917#(and (not (= main_~list~0.base |main_#t~mem26.base|)) (not (= |main_#t~mem26.base| (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) 0))) (= |main_#t~mem26.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (store (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) 0) 0) |main_#t~mem26.base| 0) |old(#valid)|)), 749916#(and (= (store (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) 0) 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)))), 749907#(and (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1)), 749906#(and (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 749905#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0) |old(#valid)|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 749904#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= (store (store |#valid| main_~list~0.base 0) |main_#t~malloc9.base| 0) |old(#valid)|)), 749911#(and (= (store (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 749910#(and (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= |old(#valid)| (store (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)))), 749909#(and (= (store (store (store |#valid| main_~list~0.base 0) |main_#t~malloc9.base| 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~malloc9.base|))), 749908#(and (= (store (store |#valid| main_~list~0.base 0) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) |old(#valid)|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 749923#(or (and (not (= main_~list~0.base main_~end~0.base)) (= |old(#valid)| (store (store |#valid| main_~end~0.base 0) main_~list~0.base 0))) (not (= 0 main_~list~0.offset))), 749922#(or (not (= 0 main_~list~0.offset)) (and (not (= main_~list~0.base |main_#t~mem26.base|)) (= (store (store |#valid| |main_#t~mem26.base| 0) main_~list~0.base 0) |old(#valid)|))), 749921#(or (not (= 0 main_~list~0.offset)) (and (= (store (store |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) main_~list~0.base 0) |old(#valid)|) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 749920#(and (or (= (store (store |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0) main_~list~0.base 0) |old(#valid)|) (not (= 0 main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) 0)))), 749925#(= (store |#valid| main_~end~0.base 0) |old(#valid)|), 749924#(and (not (= main_~list~0.base main_~end~0.base)) (= |old(#valid)| (store (store |#valid| main_~end~0.base 0) main_~list~0.base 0)))] [2018-04-13 02:30:40,607 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:30:40,607 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-13 02:30:40,607 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-13 02:30:40,607 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=732, Unknown=0, NotChecked=0, Total=812 [2018-04-13 02:30:40,608 INFO L87 Difference]: Start difference. First operand 4020 states and 4495 transitions. Second operand 29 states. [2018-04-13 02:30:41,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:30:41,811 INFO L93 Difference]: Finished difference Result 4086 states and 4560 transitions. [2018-04-13 02:30:41,812 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-13 02:30:41,812 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 152 [2018-04-13 02:30:41,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:30:41,814 INFO L225 Difference]: With dead ends: 4086 [2018-04-13 02:30:41,814 INFO L226 Difference]: Without dead ends: 4010 [2018-04-13 02:30:41,814 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 13 SyntacticMatches, 22 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 467 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=192, Invalid=1970, Unknown=0, NotChecked=0, Total=2162 [2018-04-13 02:30:41,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4010 states. [2018-04-13 02:30:41,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4010 to 4010. [2018-04-13 02:30:41,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4010 states. [2018-04-13 02:30:41,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 4010 states and 4484 transitions. [2018-04-13 02:30:41,831 INFO L78 Accepts]: Start accepts. Automaton has 4010 states and 4484 transitions. Word has length 152 [2018-04-13 02:30:41,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:30:41,832 INFO L459 AbstractCegarLoop]: Abstraction has 4010 states and 4484 transitions. [2018-04-13 02:30:41,832 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-13 02:30:41,832 INFO L276 IsEmpty]: Start isEmpty. Operand 4010 states and 4484 transitions. [2018-04-13 02:30:41,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-04-13 02:30:41,833 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:30:41,833 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:30:41,833 INFO L408 AbstractCegarLoop]: === Iteration 179 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:30:41,833 INFO L82 PathProgramCache]: Analyzing trace with hash 304008561, now seen corresponding path program 8 times [2018-04-13 02:30:41,833 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:30:41,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:30:41,841 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:30:42,489 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 17 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:42,489 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:30:42,490 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2018-04-13 02:30:42,490 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:30:42,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:42,490 INFO L182 omatonBuilderFactory]: Interpolants [758090#(and (= main_~end~0.offset 0) (= main_~end~0.base 0)), 758089#(and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)), 758088#(and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 758083#(or (and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))) (and (= main_~end~0.offset 0) (= main_~end~0.base 0))), 758082#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (= 0 |main_#t~mem22.offset|))), 758081#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 758080#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 758087#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|))), 758086#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 758085#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)))), 758084#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 758059#false, 758058#true, 758063#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base)), 758062#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 758061#(= main_~list~0.offset 0), 758060#(= |main_#t~malloc0.offset| 0), 758075#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~end~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 758074#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= |main_#t~malloc9.base| main_~end~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 758073#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 758072#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 758079#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 758078#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 758077#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 758076#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) |main_#t~mem10.base|) (not (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~list~0.offset |main_#t~mem10.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 758067#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 758066#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (not (= |main_#t~mem10.base| main_~list~0.base)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= 0 |main_#t~mem10.offset|)), 758065#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~end~0.base)) (= main_~list~0.base main_~end~0.base) (= 1 (select |#valid| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 758064#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (not (= |main_#t~malloc9.base| main_~end~0.base)) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base)), 758071#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= |main_#t~mem10.base| main_~list~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 758070#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base))), 758069#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= |main_#t~malloc9.base| main_~list~0.base))), 758068#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1))] [2018-04-13 02:30:42,490 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 17 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:42,490 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-13 02:30:42,490 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-13 02:30:42,490 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=959, Unknown=0, NotChecked=0, Total=1056 [2018-04-13 02:30:42,491 INFO L87 Difference]: Start difference. First operand 4010 states and 4484 transitions. Second operand 33 states. [2018-04-13 02:30:45,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:30:45,346 INFO L93 Difference]: Finished difference Result 4156 states and 4631 transitions. [2018-04-13 02:30:45,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-04-13 02:30:45,346 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 152 [2018-04-13 02:30:45,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:30:45,349 INFO L225 Difference]: With dead ends: 4156 [2018-04-13 02:30:45,349 INFO L226 Difference]: Without dead ends: 4156 [2018-04-13 02:30:45,349 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1497 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=674, Invalid=5332, Unknown=0, NotChecked=0, Total=6006 [2018-04-13 02:30:45,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4156 states. [2018-04-13 02:30:45,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4156 to 4028. [2018-04-13 02:30:45,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4028 states. [2018-04-13 02:30:45,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 4028 states and 4502 transitions. [2018-04-13 02:30:45,367 INFO L78 Accepts]: Start accepts. Automaton has 4028 states and 4502 transitions. Word has length 152 [2018-04-13 02:30:45,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:30:45,367 INFO L459 AbstractCegarLoop]: Abstraction has 4028 states and 4502 transitions. [2018-04-13 02:30:45,367 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-13 02:30:45,367 INFO L276 IsEmpty]: Start isEmpty. Operand 4028 states and 4502 transitions. [2018-04-13 02:30:45,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-04-13 02:30:45,368 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:30:45,369 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:30:45,369 INFO L408 AbstractCegarLoop]: === Iteration 180 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:30:45,369 INFO L82 PathProgramCache]: Analyzing trace with hash -66062835, now seen corresponding path program 2 times [2018-04-13 02:30:45,369 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:30:45,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:30:45,380 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:30:46,007 WARN L151 SmtUtils]: Spent 111ms on a formula simplification. DAG size of input: 87 DAG size of output 59 [2018-04-13 02:30:46,820 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:30:46,820 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:30:46,820 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [40] total 40 [2018-04-13 02:30:46,820 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:30:46,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:46,821 INFO L182 omatonBuilderFactory]: Interpolants [766403#(and (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 766402#(and (= 0 main_~end~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4))))), 766401#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4)))) (= 0 main_~end~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4))))), 766400#(or (not (= 0 main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4)))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4)))))), 766405#(= 1 (select |#valid| main_~end~0.base)), 766404#(= 1 (select |#valid| |main_#t~mem23.base|)), 766367#(= |main_#t~malloc0.offset| 0), 766366#false, 766365#true, 766379#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (not (= main_~end~0.base 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 766378#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= |main_#t~mem10.base| 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 |main_#t~mem10.offset|) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 766377#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 766376#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= |main_#t~malloc9.base| 0)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 766383#(and (= main_~list~0.offset 0) (not (= main_~end~0.base 0)) (or (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base main_~end~0.base)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 766382#(and (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base 0)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 766381#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (not (= main_~end~0.base 0)) (= 0 |main_#t~malloc12.offset|) (<= main_~end~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~list~0.base |main_#t~malloc12.base|)) (<= 0 main_~end~0.offset)), 766380#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (not (= main_~end~0.base 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 766371#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 766370#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 766369#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 766368#(= main_~list~0.offset 0), 766375#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 766374#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 766373#(and (= main_~list~0.offset 0) (= |main_#t~mem10.offset| 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 766372#(and (= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 766395#(or (= 0 main_~end~0.base) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)) (+ 0 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)) (+ 0 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)) (+ 0 4)))))), 766394#(and (= main_~list~0.offset 0) (or (= 0 main_~end~0.base) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)) (+ main_~list~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)) (+ main_~list~0.offset 4))))))), 766393#(and (= main_~list~0.offset 0) (or (= 0 |main_#t~mem26.base|) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem26.base|) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) 0)) (+ main_~list~0.offset 4)))) (= |main_#t~mem26.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) 0)) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) 0)) (+ main_~list~0.offset 4))))))), 766392#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)) (+ main_~list~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)) (+ main_~list~0.offset 4))))))), 766399#(or (not (= 0 main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) (+ 0 4)))) (= |main_#t~mem26.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) (+ 0 4)))))), 766398#(or (not (= 0 main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))))), 766397#(or (and (or (not (= main_~list~0.offset 0)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) 0))) (= 0 main_~list~0.base)), 766396#(or (= 0 main_~end~0.base) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)) (+ 0 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)) (+ 0 4)))))), 766387#(and (= main_~list~0.offset 0) (or (and (= 0 |main_#t~mem15.base|) (= |main_#t~mem15.offset| 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 766386#(and (= main_~list~0.offset 0) (or (and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))))), 766385#(and (= main_~list~0.offset 0) (or (and (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= main_~end~0.base |main_#t~mem14.base|)) (or (and (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) 0)) (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))) (not (= main_~end~0.base |main_#t~mem14.base|)))), 766384#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))) (not (= main_~end~0.base 0)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 766391#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (+ main_~list~0.offset 4)))) (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))))), 766390#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (+ main_~list~0.offset 4)))) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (+ main_~list~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 766389#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 766388#(and (= main_~list~0.offset 0) (or (not |main_#t~short17|) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))] [2018-04-13 02:30:46,821 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:30:46,821 INFO L442 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-04-13 02:30:46,821 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-04-13 02:30:46,821 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=1501, Unknown=0, NotChecked=0, Total=1640 [2018-04-13 02:30:46,821 INFO L87 Difference]: Start difference. First operand 4028 states and 4502 transitions. Second operand 41 states. [2018-04-13 02:30:50,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:30:50,910 INFO L93 Difference]: Finished difference Result 4121 states and 4600 transitions. [2018-04-13 02:30:50,910 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2018-04-13 02:30:50,910 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 152 [2018-04-13 02:30:50,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:30:50,912 INFO L225 Difference]: With dead ends: 4121 [2018-04-13 02:30:50,912 INFO L226 Difference]: Without dead ends: 4121 [2018-04-13 02:30:50,913 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 5 SyntacticMatches, 5 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2637 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=939, Invalid=8763, Unknown=0, NotChecked=0, Total=9702 [2018-04-13 02:30:50,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4121 states. [2018-04-13 02:30:50,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4121 to 4035. [2018-04-13 02:30:50,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4035 states. [2018-04-13 02:30:50,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4035 states to 4035 states and 4511 transitions. [2018-04-13 02:30:50,930 INFO L78 Accepts]: Start accepts. Automaton has 4035 states and 4511 transitions. Word has length 152 [2018-04-13 02:30:50,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:30:50,930 INFO L459 AbstractCegarLoop]: Abstraction has 4035 states and 4511 transitions. [2018-04-13 02:30:50,930 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-04-13 02:30:50,931 INFO L276 IsEmpty]: Start isEmpty. Operand 4035 states and 4511 transitions. [2018-04-13 02:30:50,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-04-13 02:30:50,932 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:30:50,932 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:30:50,932 INFO L408 AbstractCegarLoop]: === Iteration 181 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:30:50,932 INFO L82 PathProgramCache]: Analyzing trace with hash -66062834, now seen corresponding path program 1 times [2018-04-13 02:30:50,932 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:30:50,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:30:50,941 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:30:52,337 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:52,337 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:30:52,338 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [45] total 45 [2018-04-13 02:30:52,338 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:30:52,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:52,338 INFO L182 omatonBuilderFactory]: Interpolants [774722#(and (= main_~end~0.offset 0) (= main_~end~0.base 0)), 774721#(and (= 0 |main_#t~mem23.offset|) (= 0 |main_#t~mem23.base|)), 774720#(and (or (<= 1 main_~list~0.offset) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (= 8 (select |#length| main_~list~0.base))), 774683#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 774682#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 774681#(= main_~list~0.offset 0), 774680#(= |main_#t~malloc0.offset| 0), 774687#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 774686#(and (= main_~list~0.offset 0) (= |main_#t~mem10.offset| 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 774685#(and (= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 774684#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 774679#false, 774678#true, 774699#(or (and (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 774698#(and (or (and (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))) (not (= main_~end~0.base |main_#t~mem14.base|))) (or (and (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (and (= main_~list~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= main_~end~0.base |main_#t~mem14.base|))), 774697#(and (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 774696#(and (or (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= main_~list~0.offset 0) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 774703#(or (and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 774702#(or (and (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 774701#(or (not |main_#t~short17|) (and (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 774700#(or (and (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= 0 |main_#t~mem15.base|) (= |main_#t~mem15.offset| 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 774691#(and (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 8 (select |#length| |main_#t~mem10.base|)) (= 0 |main_#t~mem10.offset|) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 774690#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 774689#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 774688#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 774695#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (or (and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 774694#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (= main_~list~0.base |main_#t~malloc12.base|) (= main_~list~0.offset |main_#t~malloc12.offset|)) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| main_~end~0.base)))) (= 0 |main_#t~malloc12.offset|) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset)), 774693#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| main_~end~0.base))), 774692#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| main_~end~0.base))), 774715#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) 0))) (or (<= 1 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))))) (<= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 main_~list~0.base)), 774714#(or (= 0 main_~end~0.base) (and (<= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (or (<= 1 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))))), 774713#(or (= 0 main_~end~0.base) (and (= main_~list~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (or (<= (+ main_~list~0.offset 1) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ main_~list~0.offset 4))))) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 774712#(or (= 0 |main_#t~mem26.base|) (and (= main_~list~0.offset 0) (or (<= (+ main_~list~0.offset 1) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) |main_#t~mem26.offset|)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) |main_#t~mem26.offset|)) (+ main_~list~0.offset 4))))) (= |main_#t~mem26.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) 0))) (= |main_#t~mem26.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 774719#(and (or (<= 1 main_~end~0.offset) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4))))) (<= 0 main_~end~0.offset) (= 8 (select |#length| main_~end~0.base))), 774718#(or (not (= 0 main_~list~0.offset)) (and (or (<= 1 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4))))) (<= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| main_~end~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 774717#(or (not (= 0 main_~list~0.offset)) (and (= |main_#t~mem26.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (<= 1 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem26.base|) (+ 0 4))))) (<= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~mem26.base|)))), 774716#(or (not (= 0 main_~list~0.offset)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (<= 1 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))))) (<= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 774707#(or (and (= main_~list~0.offset 0) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.offset main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 774706#(or (and (= main_~list~0.offset 0) (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem22.offset|) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 774705#(or (and (= main_~list~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 774704#(or (and (= main_~list~0.offset 0) (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.offset|)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 774711#(or (and (= main_~list~0.offset 0) (or (<= (+ main_~list~0.offset 1) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))))) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 774710#(or (and (= main_~list~0.offset 0) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (or (not (= main_~list~0.offset main_~end~0.offset)) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 774709#(or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (= main_~list~0.offset 0) (or (and (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~inner~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.offset main_~end~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 774708#(or (and (= main_~list~0.offset 0) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= |main_#t~mem18.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem18.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.offset main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))] [2018-04-13 02:30:52,338 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:52,338 INFO L442 AbstractCegarLoop]: Interpolant automaton has 45 states [2018-04-13 02:30:52,338 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2018-04-13 02:30:52,339 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=175, Invalid=1805, Unknown=0, NotChecked=0, Total=1980 [2018-04-13 02:30:52,339 INFO L87 Difference]: Start difference. First operand 4035 states and 4511 transitions. Second operand 45 states. [2018-04-13 02:30:57,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:30:57,189 INFO L93 Difference]: Finished difference Result 4198 states and 4680 transitions. [2018-04-13 02:30:57,189 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2018-04-13 02:30:57,189 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 152 [2018-04-13 02:30:57,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:30:57,191 INFO L225 Difference]: With dead ends: 4198 [2018-04-13 02:30:57,191 INFO L226 Difference]: Without dead ends: 4198 [2018-04-13 02:30:57,192 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 8 SyntacticMatches, 3 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3752 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=1309, Invalid=11573, Unknown=0, NotChecked=0, Total=12882 [2018-04-13 02:30:57,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4198 states. [2018-04-13 02:30:57,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4198 to 4035. [2018-04-13 02:30:57,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4035 states. [2018-04-13 02:30:57,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4035 states to 4035 states and 4511 transitions. [2018-04-13 02:30:57,209 INFO L78 Accepts]: Start accepts. Automaton has 4035 states and 4511 transitions. Word has length 152 [2018-04-13 02:30:57,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:30:57,209 INFO L459 AbstractCegarLoop]: Abstraction has 4035 states and 4511 transitions. [2018-04-13 02:30:57,209 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states. [2018-04-13 02:30:57,209 INFO L276 IsEmpty]: Start isEmpty. Operand 4035 states and 4511 transitions. [2018-04-13 02:30:57,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-04-13 02:30:57,210 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:30:57,210 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:30:57,210 INFO L408 AbstractCegarLoop]: === Iteration 182 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:30:57,210 INFO L82 PathProgramCache]: Analyzing trace with hash -119831261, now seen corresponding path program 6 times [2018-04-13 02:30:57,211 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:30:57,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:30:57,222 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:30:58,364 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:58,364 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:30:58,364 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-04-13 02:30:58,365 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:30:58,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:58,365 INFO L182 omatonBuilderFactory]: Interpolants [783115#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 783114#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 783113#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc9.base|))), 783112#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 783119#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (= main_~list~0.offset |main_#t~mem10.offset|) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 783118#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 783117#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 783116#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 783107#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (or |main_#t~short17| (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 783106#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem15.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 783105#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 783104#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 783111#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| main_~list~0.base)) (not (= |main_#t~mem10.base| main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 783110#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 1 (select |#valid| main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 783109#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= |main_#t~malloc9.base| main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 783108#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 783129#(and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base)), 783128#(and (= 0 |main_#t~mem18.base|) (= 0 |main_#t~mem18.offset|)), 783123#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 783122#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 783121#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 783120#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 783127#(and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 783126#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 783125#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ (+ (+ 0 4) (- 4)) 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))) (= 0 |main_#t~mem22.offset|))), 783124#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ (+ (+ 0 4) (- 4)) 4))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 783099#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 783098#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 783097#(= main_~list~0.offset 0), 783096#(= |main_#t~malloc0.offset| 0), 783103#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (< main_~end~0.offset (+ main_~list~0.offset 1))) (< main_~end~0.offset main_~list~0.offset))), 783102#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= 0 |main_#t~mem10.offset|)), 783101#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base)) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 783100#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 783095#false, 783094#true] [2018-04-13 02:30:58,365 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:30:58,365 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-13 02:30:58,365 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-13 02:30:58,365 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=1090, Unknown=0, NotChecked=0, Total=1260 [2018-04-13 02:30:58,366 INFO L87 Difference]: Start difference. First operand 4035 states and 4511 transitions. Second operand 36 states. [2018-04-13 02:31:01,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:31:01,102 INFO L93 Difference]: Finished difference Result 4386 states and 4880 transitions. [2018-04-13 02:31:01,102 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2018-04-13 02:31:01,102 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 153 [2018-04-13 02:31:01,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:31:01,105 INFO L225 Difference]: With dead ends: 4386 [2018-04-13 02:31:01,105 INFO L226 Difference]: Without dead ends: 4386 [2018-04-13 02:31:01,105 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 5 SyntacticMatches, 7 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1633 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=803, Invalid=5049, Unknown=0, NotChecked=0, Total=5852 [2018-04-13 02:31:01,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4386 states. [2018-04-13 02:31:01,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4386 to 4003. [2018-04-13 02:31:01,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4003 states. [2018-04-13 02:31:01,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 4003 states and 4450 transitions. [2018-04-13 02:31:01,126 INFO L78 Accepts]: Start accepts. Automaton has 4003 states and 4450 transitions. Word has length 153 [2018-04-13 02:31:01,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:31:01,126 INFO L459 AbstractCegarLoop]: Abstraction has 4003 states and 4450 transitions. [2018-04-13 02:31:01,126 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-13 02:31:01,127 INFO L276 IsEmpty]: Start isEmpty. Operand 4003 states and 4450 transitions. [2018-04-13 02:31:01,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-04-13 02:31:01,128 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:31:01,128 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:31:01,128 INFO L408 AbstractCegarLoop]: === Iteration 183 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:31:01,128 INFO L82 PathProgramCache]: Analyzing trace with hash -2068342148, now seen corresponding path program 6 times [2018-04-13 02:31:01,128 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:31:01,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:31:01,137 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:31:01,762 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:01,762 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:31:01,762 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2018-04-13 02:31:01,762 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:31:01,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:01,762 INFO L182 omatonBuilderFactory]: Interpolants [791628#(or (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) 0) 0)) (= 0 main_~list~0.base)), 791629#(or (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= 0 main_~list~0.offset))), 791630#(or (not (= 0 main_~list~0.offset)) (not (= |main_#t~mem26.base| 0))), 791631#(or (not (= main_~end~0.base 0)) (not (= 0 main_~list~0.offset))), 791624#(or (and (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0) 0))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 791625#(or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) 0) 0))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 791626#(or (= 0 |main_#t~mem26.base|) (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) 0) 0))), 791627#(or (= 0 main_~end~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) 0) 0))), 791620#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0)))), 791621#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))), 791622#(or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))), 791623#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0) 0))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 791616#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))), 791617#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0)) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 791618#(and (= main_~list~0.offset |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 791619#(or (and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 791632#(not (= main_~end~0.base 0)), 791633#(not (= main_~list~0.base 0)), 791612#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= |main_#t~malloc9.base| 0)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 791613#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) 0) 0))), 791614#(and (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 791615#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))), 791608#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 791609#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 791610#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 791611#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 791604#(= main_~list~0.offset 0), 791605#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 791606#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~list~0.base) 1)), 791607#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 791601#true, 791602#false, 791603#(= |main_#t~malloc0.offset| 0)] [2018-04-13 02:31:01,763 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:01,763 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-13 02:31:01,763 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-13 02:31:01,763 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=946, Unknown=0, NotChecked=0, Total=1056 [2018-04-13 02:31:01,763 INFO L87 Difference]: Start difference. First operand 4003 states and 4450 transitions. Second operand 33 states. [2018-04-13 02:31:04,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:31:04,199 INFO L93 Difference]: Finished difference Result 4324 states and 4784 transitions. [2018-04-13 02:31:04,200 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2018-04-13 02:31:04,200 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 155 [2018-04-13 02:31:04,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:31:04,202 INFO L225 Difference]: With dead ends: 4324 [2018-04-13 02:31:04,202 INFO L226 Difference]: Without dead ends: 4300 [2018-04-13 02:31:04,203 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 6 SyntacticMatches, 2 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3084 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=1401, Invalid=8301, Unknown=0, NotChecked=0, Total=9702 [2018-04-13 02:31:04,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4300 states. [2018-04-13 02:31:04,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4300 to 4032. [2018-04-13 02:31:04,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4032 states. [2018-04-13 02:31:04,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4032 states to 4032 states and 4478 transitions. [2018-04-13 02:31:04,222 INFO L78 Accepts]: Start accepts. Automaton has 4032 states and 4478 transitions. Word has length 155 [2018-04-13 02:31:04,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:31:04,222 INFO L459 AbstractCegarLoop]: Abstraction has 4032 states and 4478 transitions. [2018-04-13 02:31:04,222 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-13 02:31:04,222 INFO L276 IsEmpty]: Start isEmpty. Operand 4032 states and 4478 transitions. [2018-04-13 02:31:04,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-04-13 02:31:04,224 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:31:04,224 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:31:04,224 INFO L408 AbstractCegarLoop]: === Iteration 184 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:31:04,224 INFO L82 PathProgramCache]: Analyzing trace with hash 690426932, now seen corresponding path program 6 times [2018-04-13 02:31:04,224 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:31:04,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:31:04,234 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:31:04,948 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 0 proven. 179 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:04,948 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:31:04,948 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-13 02:31:04,948 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:31:04,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:04,948 INFO L182 omatonBuilderFactory]: Interpolants [800140#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 800141#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 800142#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 800143#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 800136#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| main_~end~0.base))), 800137#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| main_~end~0.base))), 800138#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 800139#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~end~0.base)) (= 8 (select |#length| main_~end~0.base))), 800132#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1)), 800133#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 800134#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base))), 800135#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~list~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 800128#(and (= main_~list~0.offset 0) (not (= |main_#t~malloc9.base| main_~end~0.base)) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base)), 800129#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~end~0.base)) (= main_~list~0.base main_~end~0.base) (= 1 (select |#valid| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 800130#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (not (= |main_#t~mem10.base| main_~list~0.base)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= 0 |main_#t~mem10.offset|)), 800131#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 800152#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 800153#(and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|)), 800154#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 800148#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 800149#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 800150#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= 0 |main_#t~mem22.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))), 800151#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= main_~end~0.offset 0)) (and (= main_~end~0.offset 0) (= main_~end~0.base 0))), 800144#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~list~0.offset |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 800145#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 800146#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 800147#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 800124#(= |main_#t~malloc0.offset| 0), 800125#(= main_~list~0.offset 0), 800126#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 800127#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base)), 800122#true, 800123#false] [2018-04-13 02:31:04,949 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 0 proven. 179 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:04,949 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-13 02:31:04,949 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-13 02:31:04,949 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=918, Unknown=0, NotChecked=0, Total=1056 [2018-04-13 02:31:04,949 INFO L87 Difference]: Start difference. First operand 4032 states and 4478 transitions. Second operand 33 states. [2018-04-13 02:31:07,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:31:07,812 INFO L93 Difference]: Finished difference Result 4344 states and 4813 transitions. [2018-04-13 02:31:07,812 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2018-04-13 02:31:07,812 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 155 [2018-04-13 02:31:07,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:31:07,814 INFO L225 Difference]: With dead ends: 4344 [2018-04-13 02:31:07,815 INFO L226 Difference]: Without dead ends: 4344 [2018-04-13 02:31:07,815 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1511 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=844, Invalid=4856, Unknown=0, NotChecked=0, Total=5700 [2018-04-13 02:31:07,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4344 states. [2018-04-13 02:31:07,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4344 to 4078. [2018-04-13 02:31:07,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4078 states. [2018-04-13 02:31:07,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4078 states to 4078 states and 4534 transitions. [2018-04-13 02:31:07,834 INFO L78 Accepts]: Start accepts. Automaton has 4078 states and 4534 transitions. Word has length 155 [2018-04-13 02:31:07,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:31:07,834 INFO L459 AbstractCegarLoop]: Abstraction has 4078 states and 4534 transitions. [2018-04-13 02:31:07,834 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-13 02:31:07,834 INFO L276 IsEmpty]: Start isEmpty. Operand 4078 states and 4534 transitions. [2018-04-13 02:31:07,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-04-13 02:31:07,835 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:31:07,835 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:31:07,836 INFO L408 AbstractCegarLoop]: === Iteration 185 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:31:07,836 INFO L82 PathProgramCache]: Analyzing trace with hash 1243149363, now seen corresponding path program 12 times [2018-04-13 02:31:07,836 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:31:07,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:31:07,847 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:31:09,509 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:09,509 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:31:09,509 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2018-04-13 02:31:09,509 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:31:09,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:09,510 INFO L182 omatonBuilderFactory]: Interpolants [808668#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 808669#(and (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 808670#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 808671#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 808664#false, 808665#(= |main_#t~malloc0.offset| 0), 808666#(= main_~list~0.offset 0), 808667#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 808663#true, 808684#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 |main_#t~malloc12.offset|) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (or (and (= 1 (select |#valid| |main_#t~malloc12.base|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~malloc12.base|)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= |main_#t~malloc12.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~list~0.offset |main_#t~malloc12.offset|)))), 808685#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (or (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 808686#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= |main_#t~mem13.base| main_~list~0.base)) (or (and (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= main_~list~0.offset main_~end~0.offset) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= |main_#t~mem13.offset| 0) (not (= main_~end~0.base |main_#t~mem13.base|)) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 808687#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 0)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 0))))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))), 808680#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 808681#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 1) (= main_~list~0.offset |main_#t~mem10.offset|) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 808682#(and (or (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)))), 808683#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 1) (<= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (= (select |#valid| main_~end~0.base) 1)), 808676#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 808677#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~list~0.offset 0)), 808678#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~list~0.offset 0)), 808679#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~list~0.offset 0)), 808672#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 808673#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 808674#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base) (not (= main_~list~0.base |main_#t~malloc9.base|))), 808675#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 808700#(= 1 (select |#valid| |main_#t~mem18.base|)), 808701#(= 1 (select |#valid| main_~inner~0.base)), 808696#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 808697#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 808698#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (= 0 |main_#t~mem22.offset|)), 808699#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))), 808692#(and (or (= 0 |main_#t~mem22.base|) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (= 0 |main_#t~mem22.offset|)), 808693#(and (or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base 0) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0))) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0))))) (= main_~end~0.offset 0)), 808694#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4)))))), 808695#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4)))))), 808688#(and (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= |main_#t~mem14.base| main_~list~0.base)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) 0)) (not (= 0 (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) 0)) (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (<= main_~list~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))))) (and (= |main_#t~mem14.base| main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem14.base| main_~list~0.base))) (and (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset))))), 808689#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (<= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 808690#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 808691#(and (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))] [2018-04-13 02:31:09,510 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:09,510 INFO L442 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-04-13 02:31:09,510 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-04-13 02:31:09,510 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=1374, Unknown=0, NotChecked=0, Total=1482 [2018-04-13 02:31:09,510 INFO L87 Difference]: Start difference. First operand 4078 states and 4534 transitions. Second operand 39 states. [2018-04-13 02:31:11,763 WARN L151 SmtUtils]: Spent 102ms on a formula simplification. DAG size of input: 112 DAG size of output 93 [2018-04-13 02:31:12,216 WARN L151 SmtUtils]: Spent 201ms on a formula simplification. DAG size of input: 111 DAG size of output 97 [2018-04-13 02:31:12,399 WARN L151 SmtUtils]: Spent 135ms on a formula simplification. DAG size of input: 91 DAG size of output 82 [2018-04-13 02:31:12,680 WARN L151 SmtUtils]: Spent 126ms on a formula simplification. DAG size of input: 103 DAG size of output 101 [2018-04-13 02:31:15,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:31:15,698 INFO L93 Difference]: Finished difference Result 4367 states and 4851 transitions. [2018-04-13 02:31:15,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2018-04-13 02:31:15,699 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 155 [2018-04-13 02:31:15,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:31:15,701 INFO L225 Difference]: With dead ends: 4367 [2018-04-13 02:31:15,701 INFO L226 Difference]: Without dead ends: 4367 [2018-04-13 02:31:15,702 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 2 SyntacticMatches, 8 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2159 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=824, Invalid=8106, Unknown=0, NotChecked=0, Total=8930 [2018-04-13 02:31:15,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4367 states. [2018-04-13 02:31:15,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4367 to 4116. [2018-04-13 02:31:15,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4116 states. [2018-04-13 02:31:15,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4116 states to 4116 states and 4580 transitions. [2018-04-13 02:31:15,721 INFO L78 Accepts]: Start accepts. Automaton has 4116 states and 4580 transitions. Word has length 155 [2018-04-13 02:31:15,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:31:15,721 INFO L459 AbstractCegarLoop]: Abstraction has 4116 states and 4580 transitions. [2018-04-13 02:31:15,721 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-04-13 02:31:15,722 INFO L276 IsEmpty]: Start isEmpty. Operand 4116 states and 4580 transitions. [2018-04-13 02:31:15,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-04-13 02:31:15,723 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:31:15,723 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:31:15,723 INFO L408 AbstractCegarLoop]: === Iteration 186 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:31:15,723 INFO L82 PathProgramCache]: Analyzing trace with hash 1243149364, now seen corresponding path program 7 times [2018-04-13 02:31:15,723 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:31:15,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:31:15,737 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:31:17,366 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:17,366 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:31:17,367 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [37] total 37 [2018-04-13 02:31:17,367 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:31:17,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:17,367 INFO L182 omatonBuilderFactory]: Interpolants [817308#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 817309#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 817310#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 817311#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 817304#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0)), 817305#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 817306#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 817307#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 817300#(= main_~list~0.offset 0), 817301#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 817302#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 817303#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 817297#true, 817298#false, 817299#(= |main_#t~malloc0.offset| 0), 817324#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 817325#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (+ 0 4))))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 817326#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|))) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|))) (+ 0 4)))) (= 0 |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|)), 817327#(and (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4)))) (= main_~end~0.base 0)) (= main_~end~0.offset 0)), 817320#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= |main_#t~mem13.offset| 0) (<= main_~list~0.offset main_~end~0.offset) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 817321#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset main_~end~0.offset) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 817322#(and (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= main_~list~0.offset main_~end~0.offset) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (<= 0 main_~list~0.offset) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 817323#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (<= 0 main_~list~0.offset) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (<= main_~list~0.offset main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1))), 817316#(or (and (or (not (= main_~list~0.offset main_~end~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 817317#(and (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 0)) (<= main_~list~0.offset 0))) (= (select |#valid| main_~end~0.base) 1)), 817318#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 8 (select |#length| |main_#t~malloc12.base|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~malloc12.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset |main_#t~malloc12.offset|)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 817319#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= main_~list~0.offset main_~end~0.offset) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 817312#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 817313#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (or (= |main_#t~malloc9.base| main_~list~0.base) (not (= (select |#valid| main_~list~0.base) 0))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 817314#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base) (not (= (select |#valid| main_~list~0.base) 0))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= 0 main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (not (= (select |#valid| main_~end~0.base) 0))), 817315#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|)) (or (not (= (select |#valid| main_~list~0.base) 0)) (= |main_#t~mem10.base| main_~list~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (<= 0 main_~list~0.offset) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 0)) (<= main_~list~0.offset 0) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 817332#(and (= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 817333#(and (= 8 (select |#length| |main_#t~mem18.base|)) (= 0 |main_#t~mem18.offset|)), 817334#(and (= 8 (select |#length| main_~inner~0.base)) (= 0 main_~inner~0.offset)), 817328#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4)))), 817329#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4)))), 817330#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 817331#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (= 0 |main_#t~mem22.offset|))] [2018-04-13 02:31:17,367 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:17,367 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-13 02:31:17,368 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-13 02:31:17,368 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=1287, Unknown=0, NotChecked=0, Total=1406 [2018-04-13 02:31:17,368 INFO L87 Difference]: Start difference. First operand 4116 states and 4580 transitions. Second operand 38 states. [2018-04-13 02:31:19,601 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 102 DAG size of output 97 [2018-04-13 02:31:19,781 WARN L151 SmtUtils]: Spent 127ms on a formula simplification. DAG size of input: 109 DAG size of output 101 [2018-04-13 02:31:19,919 WARN L151 SmtUtils]: Spent 104ms on a formula simplification. DAG size of input: 98 DAG size of output 94 [2018-04-13 02:31:20,111 WARN L151 SmtUtils]: Spent 128ms on a formula simplification. DAG size of input: 109 DAG size of output 105 [2018-04-13 02:31:23,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:31:23,134 INFO L93 Difference]: Finished difference Result 4475 states and 4966 transitions. [2018-04-13 02:31:23,134 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2018-04-13 02:31:23,134 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 155 [2018-04-13 02:31:23,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:31:23,136 INFO L225 Difference]: With dead ends: 4475 [2018-04-13 02:31:23,136 INFO L226 Difference]: Without dead ends: 4475 [2018-04-13 02:31:23,137 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 3 SyntacticMatches, 8 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2546 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=868, Invalid=8252, Unknown=0, NotChecked=0, Total=9120 [2018-04-13 02:31:23,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4475 states. [2018-04-13 02:31:23,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4475 to 4130. [2018-04-13 02:31:23,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4130 states. [2018-04-13 02:31:23,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4130 states to 4130 states and 4592 transitions. [2018-04-13 02:31:23,155 INFO L78 Accepts]: Start accepts. Automaton has 4130 states and 4592 transitions. Word has length 155 [2018-04-13 02:31:23,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:31:23,155 INFO L459 AbstractCegarLoop]: Abstraction has 4130 states and 4592 transitions. [2018-04-13 02:31:23,155 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-13 02:31:23,155 INFO L276 IsEmpty]: Start isEmpty. Operand 4130 states and 4592 transitions. [2018-04-13 02:31:23,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-04-13 02:31:23,157 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:31:23,157 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:31:23,157 INFO L408 AbstractCegarLoop]: === Iteration 187 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:31:23,157 INFO L82 PathProgramCache]: Analyzing trace with hash 1448497939, now seen corresponding path program 13 times [2018-04-13 02:31:23,157 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:31:23,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:31:23,176 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:31:24,748 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 20 proven. 109 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:24,748 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:31:24,749 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2018-04-13 02:31:24,749 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:31:24,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:24,749 INFO L182 omatonBuilderFactory]: Interpolants [826060#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 826061#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 826062#(and (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 826063#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base)) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 826056#true, 826057#false, 826058#(= |main_#t~malloc0.offset| 0), 826059#(= main_~list~0.offset 0), 826076#(and (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1)) (< |main_#t~mem14.offset| (+ main_~list~0.offset 1)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base))) (and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset)) (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base))) (= |main_#t~mem14.offset| 0) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 826077#(and (= (select |#valid| main_~end~0.base) 1) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (<= main_~list~0.offset 0)), 826078#(and (not (= main_~end~0.base |main_#t~malloc9.base|)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset |main_#t~malloc9.offset|) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (<= main_~list~0.offset 0)), 826079#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 8 (select |#length| main_~end~0.base)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0)), 826072#(and (or (and (= main_~list~0.offset 0) (= main_~list~0.base |main_#t~malloc12.base|) (= main_~list~0.offset |main_#t~malloc12.offset|)) (and (not (= main_~end~0.base main_~list~0.base)) (not (= 0 |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~end~0.offset) (= 8 (select |#length| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (<= 0 main_~list~0.offset) (<= main_~end~0.offset 0) (<= main_~list~0.offset 0))) (not (= |main_#t~malloc12.base| main_~end~0.base))), 826073#(and (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (or (and (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base))))), 826074#(and (= |main_#t~mem13.offset| 0) (or (and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~end~0.offset) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 826075#(and (or (and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base)))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 826068#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base)) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 826069#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem10.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= 8 (select |#length| |main_#t~mem10.base|)) (<= main_~list~0.offset 0) (= 0 |main_#t~mem10.offset|) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 826070#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~list~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 826071#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~end~0.base)) (<= main_~list~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 826064#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= 0 |main_#t~mem10.offset|)), 826065#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 826066#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 826067#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (not (= |main_#t~malloc9.base| main_~list~0.base)) (= 8 (select |#length| |main_#t~malloc9.base|)) (<= main_~list~0.offset 0)), 826092#(or (<= (+ main_~end~0.offset 1) 0) (not (= 0 main_~inner~0.base))), 826093#(<= (+ main_~end~0.offset 1) 0), 826088#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))))), 826089#(and (= 8 (select |#length| |main_#t~mem22.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))))), 826090#(or (<= (+ main_~end~0.offset 1) 0) (and (<= 1 main_~end~0.offset) (= 8 (select |#length| main_~end~0.base))) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 826091#(or (not (= 0 |main_#t~mem18.base|)) (<= (+ main_~end~0.offset 1) 0)), 826084#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (<= main_~list~0.offset 0))), 826085#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (+ 0 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 826086#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (+ 0 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= 0 |main_#t~mem22.offset|)) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|))), 826087#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))))), 826080#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|)))) (= main_~list~0.offset |main_#t~mem10.offset|) (<= main_~list~0.offset 0)), 826081#(or (and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 826082#(or (and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 826083#(or (and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))] [2018-04-13 02:31:24,749 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 20 proven. 109 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:24,749 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-13 02:31:24,750 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-13 02:31:24,750 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=1281, Unknown=0, NotChecked=0, Total=1406 [2018-04-13 02:31:24,750 INFO L87 Difference]: Start difference. First operand 4130 states and 4592 transitions. Second operand 38 states. [2018-04-13 02:31:27,068 WARN L151 SmtUtils]: Spent 114ms on a formula simplification. DAG size of input: 103 DAG size of output 92 [2018-04-13 02:31:29,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:31:29,200 INFO L93 Difference]: Finished difference Result 4434 states and 4917 transitions. [2018-04-13 02:31:29,201 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-04-13 02:31:29,201 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 155 [2018-04-13 02:31:29,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:31:29,203 INFO L225 Difference]: With dead ends: 4434 [2018-04-13 02:31:29,203 INFO L226 Difference]: Without dead ends: 4418 [2018-04-13 02:31:29,203 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 5 SyntacticMatches, 6 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1820 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=761, Invalid=6549, Unknown=0, NotChecked=0, Total=7310 [2018-04-13 02:31:29,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4418 states. [2018-04-13 02:31:29,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4418 to 4167. [2018-04-13 02:31:29,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4167 states. [2018-04-13 02:31:29,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4167 states to 4167 states and 4628 transitions. [2018-04-13 02:31:29,224 INFO L78 Accepts]: Start accepts. Automaton has 4167 states and 4628 transitions. Word has length 155 [2018-04-13 02:31:29,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:31:29,225 INFO L459 AbstractCegarLoop]: Abstraction has 4167 states and 4628 transitions. [2018-04-13 02:31:29,225 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-13 02:31:29,225 INFO L276 IsEmpty]: Start isEmpty. Operand 4167 states and 4628 transitions. [2018-04-13 02:31:29,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-04-13 02:31:29,226 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:31:29,226 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:31:29,226 INFO L408 AbstractCegarLoop]: === Iteration 188 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:31:29,226 INFO L82 PathProgramCache]: Analyzing trace with hash 1724255929, now seen corresponding path program 2 times [2018-04-13 02:31:29,227 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:31:29,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:31:29,233 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:31:29,613 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 12 proven. 53 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-04-13 02:31:29,613 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:31:29,613 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-13 02:31:29,613 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:31:29,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:29,614 INFO L182 omatonBuilderFactory]: Interpolants [834796#(and (= 0 main_~list~0.offset) (= |main_#t~mem5.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1) (= |main_#t~mem5.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))), 834797#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not |main_#t~short7|))), 834798#(and (= 0 main_~list~0.offset) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0))) (= (select |#valid| main_~list~0.base) 1)), 834799#(and (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (= (select |#valid| main_~end~0.base) 1) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)))), 834792#false, 834793#(= 0 |main_#t~malloc0.offset|), 834794#(= 0 main_~list~0.offset), 834795#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 834791#true, 834808#(or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0))), 834809#(and (= main_~list~0.base main_~end~0.base) (or (not (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)) 0)))), 834810#(or (not (= |main_#t~mem23.offset| 0)) (not (= |main_#t~mem23.base| 0))), 834811#(or (not (= main_~end~0.offset 0)) (not (= main_~end~0.base 0))), 834804#(and (not (= main_~end~0.base main_~list~0.base)) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0))) (not (= main_~list~0.base |main_#t~malloc9.base|))), 834805#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)))), 834806#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)))), 834807#(and (not (= main_~end~0.base main_~list~0.base)) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)))), 834800#(and (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0)))), 834801#(and (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (or (not (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)) 0)))), 834802#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0))) (= (select |#valid| main_~list~0.base) 1)), 834803#(and (not (= main_~end~0.base main_~list~0.base)) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) 0))) (= (select |#valid| main_~list~0.base) 1))] [2018-04-13 02:31:29,614 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 12 proven. 53 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-04-13 02:31:29,614 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-13 02:31:29,614 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-13 02:31:29,614 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=354, Unknown=0, NotChecked=0, Total=420 [2018-04-13 02:31:29,614 INFO L87 Difference]: Start difference. First operand 4167 states and 4628 transitions. Second operand 21 states. [2018-04-13 02:31:30,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:31:30,342 INFO L93 Difference]: Finished difference Result 4520 states and 5019 transitions. [2018-04-13 02:31:30,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-13 02:31:30,343 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 157 [2018-04-13 02:31:30,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:31:30,345 INFO L225 Difference]: With dead ends: 4520 [2018-04-13 02:31:30,345 INFO L226 Difference]: Without dead ends: 4431 [2018-04-13 02:31:30,345 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 6 SyntacticMatches, 2 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 331 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=392, Invalid=1500, Unknown=0, NotChecked=0, Total=1892 [2018-04-13 02:31:30,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4431 states. [2018-04-13 02:31:30,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4431 to 4318. [2018-04-13 02:31:30,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4318 states. [2018-04-13 02:31:30,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4318 states to 4318 states and 4814 transitions. [2018-04-13 02:31:30,364 INFO L78 Accepts]: Start accepts. Automaton has 4318 states and 4814 transitions. Word has length 157 [2018-04-13 02:31:30,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:31:30,364 INFO L459 AbstractCegarLoop]: Abstraction has 4318 states and 4814 transitions. [2018-04-13 02:31:30,364 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-13 02:31:30,364 INFO L276 IsEmpty]: Start isEmpty. Operand 4318 states and 4814 transitions. [2018-04-13 02:31:30,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-04-13 02:31:30,365 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:31:30,365 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:31:30,365 INFO L408 AbstractCegarLoop]: === Iteration 189 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:31:30,365 INFO L82 PathProgramCache]: Analyzing trace with hash 869657432, now seen corresponding path program 2 times [2018-04-13 02:31:30,365 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:31:30,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:31:30,384 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:31:32,380 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-13 02:31:32,380 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:31:32,380 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [46] total 46 [2018-04-13 02:31:32,380 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:31:32,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:32,381 INFO L182 omatonBuilderFactory]: Interpolants [843724#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (and (= main_~list~0.offset main_~end~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))) (= main_~inner~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~inner~0.offset 1)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))))), 843725#(and (= main_~list~0.offset 0) (or (and (= main_~list~0.offset main_~end~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (or (= 0 main_~inner~0.offset) (= main_~inner~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))) (or (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= 0 main_~inner~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 843726#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (and (= main_~list~0.offset main_~end~0.offset) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~inner~0.offset 1)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))))), 843727#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (and (= main_~list~0.offset main_~end~0.offset) (or (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))))), 843720#(or (not |main_#t~short17|) (and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 843721#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 843722#(and (= main_~list~0.offset 0) (or (and (= main_~list~0.offset main_~end~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 843723#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (and (= main_~list~0.offset main_~end~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= |main_#t~mem18.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)) |main_#t~mem18.base|) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))))), 843716#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 843717#(and (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (or (and (= main_~list~0.offset 0) (or (= |main_#t~mem14.base| main_~list~0.base) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))))) (= main_~end~0.base |main_#t~mem14.base|)) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))), 843718#(or (and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 843719#(or (and (= 0 |main_#t~mem15.base|) (= |main_#t~mem15.offset| 0)) (and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 843712#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1)), 843713#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~end~0.offset 0) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (and (= 8 (select |#length| |main_#t~malloc12.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) |main_#t~malloc12.base|))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 main_~end~0.offset)), 843714#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 843715#(and (= main_~list~0.offset 0) (<= main_~end~0.offset 0) (or (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (or (= |main_#t~mem13.base| main_~list~0.base) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) |main_#t~mem13.base|)) (= 8 (select |#length| |main_#t~mem13.base|)))) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 843740#(and (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 843741#(= 1 (select |#valid| |main_#t~mem23.base|)), 843742#(= 1 (select |#valid| main_~end~0.base)), 843736#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem26.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) (+ main_~list~0.offset 4))))), 843737#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 843738#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4)))) (= 0 main_~end~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4))))), 843739#(and (= 0 main_~end~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4))))), 843732#(or (not (= main_~end~0.offset 0)) (and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))))), 843733#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))), 843734#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))), 843735#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))), 843728#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (and (= main_~list~0.offset main_~end~0.offset) (or (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))))), 843729#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (or (not (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))))))), 843730#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (or (not (= 0 |main_#t~mem23.offset|)) (not (= |main_#t~mem23.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= |main_#t~mem23.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 |main_#t~mem23.base|))), 843731#(and (= main_~list~0.offset 0) (or (= main_~end~0.base 0) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= 0 main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))))), 843708#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) |main_#t~malloc9.base|))), 843709#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (or (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 843710#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) |main_#t~mem10.base|)) (= 0 |main_#t~mem10.offset|)), 843711#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 843704#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 843705#(and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= main_~list~0.base |main_#t~mem4.base|)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (or (= main_~list~0.offset |main_#t~mem4.offset|) (not (= main_~list~0.base |main_#t~mem4.base|)))), 843706#(and (= 0 main_~list~0.offset) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 843707#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1)), 843700#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 843701#(and (= 1 (select |#valid| |main_#t~malloc2.base|)) (not (= main_~list~0.base |main_#t~malloc2.base|)) (= 0 main_~list~0.offset) (= 0 |main_#t~malloc2.offset|)), 843702#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 843703#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~mem3.base|))), 843696#true, 843697#false, 843698#(= 0 |main_#t~malloc0.offset|), 843699#(= 0 main_~list~0.offset)] [2018-04-13 02:31:32,381 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-13 02:31:32,381 INFO L442 AbstractCegarLoop]: Interpolant automaton has 47 states [2018-04-13 02:31:32,381 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2018-04-13 02:31:32,381 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=179, Invalid=1983, Unknown=0, NotChecked=0, Total=2162 [2018-04-13 02:31:32,381 INFO L87 Difference]: Start difference. First operand 4318 states and 4814 transitions. Second operand 47 states. [2018-04-13 02:31:34,923 WARN L151 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 88 DAG size of output 71 [2018-04-13 02:31:39,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:31:39,083 INFO L93 Difference]: Finished difference Result 4890 states and 5439 transitions. [2018-04-13 02:31:39,083 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2018-04-13 02:31:39,083 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 157 [2018-04-13 02:31:39,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:31:39,086 INFO L225 Difference]: With dead ends: 4890 [2018-04-13 02:31:39,086 INFO L226 Difference]: Without dead ends: 4890 [2018-04-13 02:31:39,086 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 2 SyntacticMatches, 4 SemanticMatches, 123 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4082 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=1779, Invalid=13721, Unknown=0, NotChecked=0, Total=15500 [2018-04-13 02:31:39,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4890 states. [2018-04-13 02:31:39,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4890 to 4318. [2018-04-13 02:31:39,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4318 states. [2018-04-13 02:31:39,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4318 states to 4318 states and 4813 transitions. [2018-04-13 02:31:39,108 INFO L78 Accepts]: Start accepts. Automaton has 4318 states and 4813 transitions. Word has length 157 [2018-04-13 02:31:39,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:31:39,108 INFO L459 AbstractCegarLoop]: Abstraction has 4318 states and 4813 transitions. [2018-04-13 02:31:39,108 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states. [2018-04-13 02:31:39,108 INFO L276 IsEmpty]: Start isEmpty. Operand 4318 states and 4813 transitions. [2018-04-13 02:31:39,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-04-13 02:31:39,109 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:31:39,110 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:31:39,110 INFO L408 AbstractCegarLoop]: === Iteration 190 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:31:39,110 INFO L82 PathProgramCache]: Analyzing trace with hash 549781315, now seen corresponding path program 19 times [2018-04-13 02:31:39,110 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:31:39,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:31:39,121 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:31:40,517 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 28 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:40,517 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:31:40,517 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2018-04-13 02:31:40,517 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:31:40,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:40,518 INFO L182 omatonBuilderFactory]: Interpolants [853133#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 853132#(and (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= |main_#t~mem14.base| main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))) (and (not (= |main_#t~mem14.base| main_~list~0.base)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) 0)) (not (= 0 (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) 0)) (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem14.base| main_~list~0.base))) (and (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset))))), 853135#(and (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 853134#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))))), 853129#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 853128#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~list~0.offset |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (= 0 |main_#t~malloc12.offset|)), 853131#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 0)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 0))) (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (<= main_~list~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 853130#(and (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (or (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= |main_#t~mem13.offset| main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset))) (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 853125#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 1) (= main_~list~0.offset |main_#t~mem10.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 853124#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 853127#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (= (select |#valid| main_~end~0.base) 1)), 853126#(and (or (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)))), 853121#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 853120#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 853123#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 853122#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 853145#(and (= main_~end~0.offset 0) (= main_~end~0.base 0)), 853144#(and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)), 853141#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 853140#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 853143#(and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 853142#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|))), 853137#(and (= main_~end~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base 0))), 853136#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))))) (= 0 |main_#t~mem22.base|) (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (= 0 |main_#t~mem22.offset|)), 853139#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)))) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|))), 853138#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 853117#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 853116#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 853119#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 853118#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base) (not (= main_~list~0.base |main_#t~malloc9.base|))), 853113#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 853112#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 853115#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 853114#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 853109#(= |main_#t~malloc0.offset| 0), 853108#false, 853111#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 853110#(= main_~list~0.offset 0), 853107#true] [2018-04-13 02:31:40,518 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 28 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:40,518 INFO L442 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-04-13 02:31:40,518 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-04-13 02:31:40,518 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=1353, Unknown=0, NotChecked=0, Total=1482 [2018-04-13 02:31:40,519 INFO L87 Difference]: Start difference. First operand 4318 states and 4813 transitions. Second operand 39 states. [2018-04-13 02:31:42,642 WARN L151 SmtUtils]: Spent 110ms on a formula simplification. DAG size of input: 87 DAG size of output 67 [2018-04-13 02:31:42,912 WARN L151 SmtUtils]: Spent 129ms on a formula simplification. DAG size of input: 105 DAG size of output 97 [2018-04-13 02:31:45,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:31:45,028 INFO L93 Difference]: Finished difference Result 4470 states and 4966 transitions. [2018-04-13 02:31:45,029 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2018-04-13 02:31:45,029 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 157 [2018-04-13 02:31:45,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:31:45,031 INFO L225 Difference]: With dead ends: 4470 [2018-04-13 02:31:45,031 INFO L226 Difference]: Without dead ends: 4470 [2018-04-13 02:31:45,032 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 3 SyntacticMatches, 5 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2401 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=987, Invalid=8133, Unknown=0, NotChecked=0, Total=9120 [2018-04-13 02:31:45,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4470 states. [2018-04-13 02:31:45,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4470 to 4329. [2018-04-13 02:31:45,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4329 states. [2018-04-13 02:31:45,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4329 states to 4329 states and 4824 transitions. [2018-04-13 02:31:45,052 INFO L78 Accepts]: Start accepts. Automaton has 4329 states and 4824 transitions. Word has length 157 [2018-04-13 02:31:45,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:31:45,053 INFO L459 AbstractCegarLoop]: Abstraction has 4329 states and 4824 transitions. [2018-04-13 02:31:45,053 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-04-13 02:31:45,053 INFO L276 IsEmpty]: Start isEmpty. Operand 4329 states and 4824 transitions. [2018-04-13 02:31:45,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-04-13 02:31:45,054 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:31:45,054 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:31:45,054 INFO L408 AbstractCegarLoop]: === Iteration 191 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:31:45,054 INFO L82 PathProgramCache]: Analyzing trace with hash -1566217986, now seen corresponding path program 2 times [2018-04-13 02:31:45,055 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:31:45,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:31:45,069 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:31:46,928 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:31:46,928 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:31:46,928 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2018-04-13 02:31:46,928 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:31:46,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:46,928 INFO L182 omatonBuilderFactory]: Interpolants [862093#(or (and (= 0 main_~end~0.base) (= 0 main_~end~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ 0 4))) (= 0 main_~end~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4)))))), 862092#(or (and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ 0 4))) (= 0 main_~end~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4))))) (and (= 0 main_~end~0.base) (= 0 main_~end~0.offset))), 862095#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 862094#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (and (= 0 main_~list~0.offset) (= 0 main_~list~0.base))), 862089#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 862088#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base))) (< main_~end~0.offset main_~list~0.offset))), 862091#(and (= main_~list~0.offset 0) (or (and (= 0 main_~end~0.base) (= 0 main_~end~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))), 862090#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem26.base|) (+ main_~list~0.offset 4))) (= |main_#t~mem26.offset| (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem26.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) (+ main_~list~0.offset 4))))) (and (= 0 |main_#t~mem26.base|) (= 0 |main_#t~mem26.offset|)))), 862085#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= |main_#t~mem18.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem18.base|) (= 8 (select |#length| main_~end~0.base))) (< main_~end~0.offset main_~list~0.offset))), 862084#(and (= main_~list~0.offset 0) (or (and (or (not (= main_~list~0.offset main_~end~0.offset)) (and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) main_~end~0.offset))) (= 8 (select |#length| main_~end~0.base))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (< main_~end~0.offset main_~list~0.offset))), 862087#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~inner~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= 1 (select |#valid| main_~inner~0.base)) (<= main_~end~0.offset 0) (not (= main_~inner~0.base main_~list~0.base)) (= 8 (select |#length| main_~end~0.base))) (< main_~end~0.offset main_~list~0.offset)) (= main_~list~0.offset 0)), 862086#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= main_~inner~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~end~0.offset 0) (not (= main_~inner~0.base main_~list~0.base)) (= 8 (select |#length| main_~end~0.base))) (< main_~end~0.offset main_~list~0.offset))), 862081#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))))))), 862080#(and (= main_~list~0.offset 0) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))))))), 862083#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.offset|)))), 862082#(and (= main_~list~0.offset 0) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 862097#(and (= main_~end~0.offset 0) (= 1 (select |#valid| main_~end~0.base))), 862096#(and (= 0 |main_#t~mem23.offset|) (= 1 (select |#valid| |main_#t~mem23.base|))), 862098#(= 1 (select |#valid| main_~end~0.base)), 862061#(= |main_#t~malloc0.offset| 0), 862060#false, 862063#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 862062#(= main_~list~0.offset 0), 862059#true, 862077#(and (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= main_~list~0.offset |main_#t~mem10.offset|) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 862076#(and (= main_~list~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| main_~end~0.base))), 862079#(and (= main_~list~0.offset 0) (or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 862078#(and (= main_~list~0.offset 0) (or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ 0 4))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)))), 862073#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base |main_#t~mem14.base|)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 8 (select |#length| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 862072#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 8 (select |#length| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 862075#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 8 (select |#length| main_~end~0.base))), 862074#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 8 (select |#length| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 862069#(and (= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 862068#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| main_~end~0.base))), 862071#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 8 (select |#length| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 862070#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 |main_#t~malloc12.offset|) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= 8 (select |#length| main_~end~0.base))), 862065#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|))), 862064#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 862067#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~mem10.base|)) (= 0 |main_#t~mem10.offset|)), 862066#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))] [2018-04-13 02:31:46,929 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:31:46,929 INFO L442 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-04-13 02:31:46,929 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-04-13 02:31:46,929 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=167, Invalid=1393, Unknown=0, NotChecked=0, Total=1560 [2018-04-13 02:31:46,929 INFO L87 Difference]: Start difference. First operand 4329 states and 4824 transitions. Second operand 40 states. [2018-04-13 02:31:50,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:31:50,621 INFO L93 Difference]: Finished difference Result 4359 states and 4852 transitions. [2018-04-13 02:31:50,621 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2018-04-13 02:31:50,621 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 157 [2018-04-13 02:31:50,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:31:50,624 INFO L225 Difference]: With dead ends: 4359 [2018-04-13 02:31:50,624 INFO L226 Difference]: Without dead ends: 4359 [2018-04-13 02:31:50,624 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 5 SyntacticMatches, 9 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2523 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=1108, Invalid=7822, Unknown=0, NotChecked=0, Total=8930 [2018-04-13 02:31:50,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4359 states. [2018-04-13 02:31:50,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4359 to 4343. [2018-04-13 02:31:50,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4343 states. [2018-04-13 02:31:50,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4343 states to 4343 states and 4838 transitions. [2018-04-13 02:31:50,644 INFO L78 Accepts]: Start accepts. Automaton has 4343 states and 4838 transitions. Word has length 157 [2018-04-13 02:31:50,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:31:50,644 INFO L459 AbstractCegarLoop]: Abstraction has 4343 states and 4838 transitions. [2018-04-13 02:31:50,644 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-04-13 02:31:50,644 INFO L276 IsEmpty]: Start isEmpty. Operand 4343 states and 4838 transitions. [2018-04-13 02:31:50,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-04-13 02:31:50,645 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:31:50,645 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:31:50,645 INFO L408 AbstractCegarLoop]: === Iteration 192 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:31:50,645 INFO L82 PathProgramCache]: Analyzing trace with hash 1564911762, now seen corresponding path program 1 times [2018-04-13 02:31:50,646 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:31:50,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:31:50,664 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:31:51,405 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 8 proven. 85 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-13 02:31:51,405 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:31:51,406 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [37] total 37 [2018-04-13 02:31:51,406 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:31:51,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:51,406 INFO L182 omatonBuilderFactory]: Interpolants [870925#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 870924#(and (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 870927#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 870926#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1)), 870921#(and (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not |main_#t~short7|)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 870920#(and (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (and (= |main_#t~mem5.base| 0) (= |main_#t~mem5.offset| 0))) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 870923#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 870922#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= main_~end~0.base main_~list~0.base) (not (= (+ main_~list~0.offset 4) main_~end~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 870917#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 870916#(and (not (= main_~list~0.base |main_#t~malloc2.base|)) (= 0 main_~list~0.offset) (= 0 |main_#t~malloc2.offset|)), 870919#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 870918#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~mem3.base|))), 870913#(= 0 |main_#t~malloc0.offset|), 870912#false, 870915#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 870914#(= 0 main_~list~0.offset), 870941#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 870940#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 870943#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base |main_#t~mem14.base|)) (not (= |main_#t~mem14.base| main_~list~0.base))), 870942#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 870937#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select |#valid| main_~list~0.base) 0))), 870936#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 870939#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| main_~end~0.base) 1) (not (= (select |#valid| main_~list~0.base) 0))), 870938#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= (select |#valid| main_~list~0.base) 0))), 870933#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~list~0.base) 0))), 870932#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~end~0.base |main_#t~mem13.base|))), 870935#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (not (= (select |#valid| main_~list~0.base) 0))), 870934#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= (select |#valid| main_~list~0.base) 0))), 870929#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 870928#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~list~0.base) 1)), 870931#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~list~0.base) 0))), 870930#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 870948#(and (<= (+ main_~end~0.offset 8) (select |#length| main_~end~0.base)) (= main_~end~0.offset 0)), 870945#(and (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4)))), 870944#(= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))), 870947#(= main_~end~0.offset 0), 870946#(= 0 |main_#t~mem23.offset|), 870911#true] [2018-04-13 02:31:51,406 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 8 proven. 85 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-13 02:31:51,407 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-13 02:31:51,407 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-13 02:31:51,407 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1259, Unknown=0, NotChecked=0, Total=1406 [2018-04-13 02:31:51,407 INFO L87 Difference]: Start difference. First operand 4343 states and 4838 transitions. Second operand 38 states. [2018-04-13 02:31:53,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:31:53,433 INFO L93 Difference]: Finished difference Result 4927 states and 5464 transitions. [2018-04-13 02:31:53,433 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2018-04-13 02:31:53,433 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 158 [2018-04-13 02:31:53,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:31:53,435 INFO L225 Difference]: With dead ends: 4927 [2018-04-13 02:31:53,435 INFO L226 Difference]: Without dead ends: 4915 [2018-04-13 02:31:53,436 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 8 SyntacticMatches, 5 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1761 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=1311, Invalid=6171, Unknown=0, NotChecked=0, Total=7482 [2018-04-13 02:31:53,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4915 states. [2018-04-13 02:31:53,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4915 to 3637. [2018-04-13 02:31:53,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3637 states. [2018-04-13 02:31:53,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3637 states to 3637 states and 3984 transitions. [2018-04-13 02:31:53,456 INFO L78 Accepts]: Start accepts. Automaton has 3637 states and 3984 transitions. Word has length 158 [2018-04-13 02:31:53,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:31:53,456 INFO L459 AbstractCegarLoop]: Abstraction has 3637 states and 3984 transitions. [2018-04-13 02:31:53,456 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-13 02:31:53,456 INFO L276 IsEmpty]: Start isEmpty. Operand 3637 states and 3984 transitions. [2018-04-13 02:31:53,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-04-13 02:31:53,457 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:31:53,457 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:31:53,457 INFO L408 AbstractCegarLoop]: === Iteration 193 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:31:53,457 INFO L82 PathProgramCache]: Analyzing trace with hash -1090810479, now seen corresponding path program 14 times [2018-04-13 02:31:53,458 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:31:53,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:31:53,485 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:31:54,750 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:54,750 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:31:54,750 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [40] total 40 [2018-04-13 02:31:54,750 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:31:54,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:54,751 INFO L182 omatonBuilderFactory]: Interpolants [879629#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 879628#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 879631#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc9.base|))), 879630#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 879625#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 879624#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (or |main_#t~short17| (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 879627#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 879626#(and (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 879621#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 879620#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (< main_~end~0.offset (+ main_~list~0.offset 1))) (< main_~end~0.offset main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 879623#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem15.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 879622#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 879617#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 879616#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 879619#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 879618#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 879645#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 879644#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 879647#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))) (= 0 |main_#t~mem22.offset|)), 879646#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 879641#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc9.base|))), 879640#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0)), 879643#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 879642#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 879637#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0)), 879636#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))), 879639#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0)), 879638#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~list~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 879633#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 879632#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0)), 879635#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0) (not (= (select |#valid| main_~end~0.base) 0))), 879634#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0)), 879649#(and (= 0 |main_#t~mem18.base|) (= 0 |main_#t~mem18.offset|)), 879648#(and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 879650#(and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base)), 879613#(= 0 |main_#t~malloc0.offset|), 879612#false, 879615#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 879614#(= main_~list~0.offset 0), 879611#true] [2018-04-13 02:31:54,751 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:54,751 INFO L442 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-04-13 02:31:54,751 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-04-13 02:31:54,751 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=192, Invalid=1368, Unknown=0, NotChecked=0, Total=1560 [2018-04-13 02:31:54,751 INFO L87 Difference]: Start difference. First operand 3637 states and 3984 transitions. Second operand 40 states. [2018-04-13 02:31:57,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:31:57,074 INFO L93 Difference]: Finished difference Result 3884 states and 4259 transitions. [2018-04-13 02:31:57,074 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-04-13 02:31:57,075 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 158 [2018-04-13 02:31:57,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:31:57,076 INFO L225 Difference]: With dead ends: 3884 [2018-04-13 02:31:57,076 INFO L226 Difference]: Without dead ends: 3884 [2018-04-13 02:31:57,077 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 6 SyntacticMatches, 4 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1563 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=759, Invalid=4941, Unknown=0, NotChecked=0, Total=5700 [2018-04-13 02:31:57,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3884 states. [2018-04-13 02:31:57,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3884 to 3494. [2018-04-13 02:31:57,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3494 states. [2018-04-13 02:31:57,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3494 states to 3494 states and 3823 transitions. [2018-04-13 02:31:57,092 INFO L78 Accepts]: Start accepts. Automaton has 3494 states and 3823 transitions. Word has length 158 [2018-04-13 02:31:57,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:31:57,092 INFO L459 AbstractCegarLoop]: Abstraction has 3494 states and 3823 transitions. [2018-04-13 02:31:57,093 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-04-13 02:31:57,093 INFO L276 IsEmpty]: Start isEmpty. Operand 3494 states and 3823 transitions. [2018-04-13 02:31:57,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-04-13 02:31:57,093 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:31:57,094 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:31:57,094 INFO L408 AbstractCegarLoop]: === Iteration 194 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:31:57,094 INFO L82 PathProgramCache]: Analyzing trace with hash 323719569, now seen corresponding path program 15 times [2018-04-13 02:31:57,094 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:31:57,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:31:57,116 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:31:58,436 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:58,436 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:31:58,447 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [40] total 40 [2018-04-13 02:31:58,447 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:31:58,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:58,448 INFO L182 omatonBuilderFactory]: Interpolants [887117#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1))), 887116#(and (or (= main_~end~0.base |main_#t~mem14.base|) (and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1))) (or (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.offset |main_#t~mem14.offset|))), 887119#(or (not |main_#t~short17|) (and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1))), 887118#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1))), 887113#(and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 887112#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| |main_#t~malloc12.base|) 1) (not (= main_~list~0.base main_~end~0.base)) (<= main_~list~0.offset main_~end~0.offset) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~end~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|))), 887115#(and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 887114#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= main_~list~0.base main_~end~0.base)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 887109#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 887108#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 887111#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 887110#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 887105#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 887104#(= main_~list~0.offset 0), 887107#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 887106#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 887133#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 887132#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 887135#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 887134#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 887129#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (or (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~list~0.base |main_#t~malloc9.base|))) (<= main_~list~0.offset 0)), 887128#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 887131#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (or (not (= main_~list~0.base |main_#t~mem10.base|)) (= main_~list~0.offset |main_#t~mem10.offset|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 887130#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= 0 main_~list~0.offset) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= main_~list~0.offset 0)), 887125#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (or (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc9.base|))), 887124#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 887127#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (or (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 887126#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= 0 main_~list~0.offset) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= main_~list~0.offset 0)), 887121#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 887120#(and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 887123#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 887122#(and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 887141#(= 1 (select |#valid| main_~inner~0.base)), 887140#(= 1 (select |#valid| |main_#t~mem18.base|)), 887137#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (= 0 |main_#t~mem22.offset|))), 887136#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 887139#(and (= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 887138#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))), 887101#true, 887103#(= |main_#t~malloc0.offset| 0), 887102#false] [2018-04-13 02:31:58,448 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:31:58,448 INFO L442 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-04-13 02:31:58,448 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-04-13 02:31:58,448 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=199, Invalid=1441, Unknown=0, NotChecked=0, Total=1640 [2018-04-13 02:31:58,448 INFO L87 Difference]: Start difference. First operand 3494 states and 3823 transitions. Second operand 41 states. [2018-04-13 02:32:01,323 WARN L151 SmtUtils]: Spent 128ms on a formula simplification. DAG size of input: 64 DAG size of output 51 [2018-04-13 02:32:02,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:32:02,912 INFO L93 Difference]: Finished difference Result 4302 states and 4748 transitions. [2018-04-13 02:32:02,912 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2018-04-13 02:32:02,912 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 158 [2018-04-13 02:32:02,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:32:02,914 INFO L225 Difference]: With dead ends: 4302 [2018-04-13 02:32:02,914 INFO L226 Difference]: Without dead ends: 4302 [2018-04-13 02:32:02,914 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 6 SyntacticMatches, 4 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2562 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=1251, Invalid=8061, Unknown=0, NotChecked=0, Total=9312 [2018-04-13 02:32:02,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4302 states. [2018-04-13 02:32:02,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4302 to 3638. [2018-04-13 02:32:02,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3638 states. [2018-04-13 02:32:02,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3638 states to 3638 states and 3979 transitions. [2018-04-13 02:32:02,931 INFO L78 Accepts]: Start accepts. Automaton has 3638 states and 3979 transitions. Word has length 158 [2018-04-13 02:32:02,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:32:02,931 INFO L459 AbstractCegarLoop]: Abstraction has 3638 states and 3979 transitions. [2018-04-13 02:32:02,931 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-04-13 02:32:02,931 INFO L276 IsEmpty]: Start isEmpty. Operand 3638 states and 3979 transitions. [2018-04-13 02:32:02,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-04-13 02:32:02,932 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:32:02,932 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:32:02,932 INFO L408 AbstractCegarLoop]: === Iteration 195 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:32:02,932 INFO L82 PathProgramCache]: Analyzing trace with hash 581773889, now seen corresponding path program 20 times [2018-04-13 02:32:02,933 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:32:02,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:32:02,948 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:32:03,658 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:03,658 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:32:03,658 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2018-04-13 02:32:03,658 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:32:03,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:03,659 INFO L182 omatonBuilderFactory]: Interpolants [895197#(= main_~list~0.offset 0), 895196#(= |main_#t~malloc0.offset| 0), 895199#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 895198#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 895195#false, 895194#true, 895213#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 895212#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1)), 895215#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= (select |#valid| main_~list~0.base) 0)) (or (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 895214#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select |#valid| main_~list~0.base) 0))), 895209#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 895208#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1)), 895211#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 895210#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base)) (= (select |#valid| main_~list~0.base) 1)), 895205#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 895204#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 895207#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 895206#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 895201#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 895200#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= |main_#t~malloc9.base| 0))), 895203#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 895202#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 895228#(= 1 (select |#valid| main_~end~0.base)), 895225#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|))), 895224#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 895227#(= 1 (select |#valid| |main_#t~mem22.base|)), 895226#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))), 895221#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 895220#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 895223#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 895222#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~end~0.base |main_#t~mem14.base|)) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 895217#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= (select |#valid| main_~end~0.base) 0))), 895216#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))), 895219#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 895218#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~malloc12.base|)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))))] [2018-04-13 02:32:03,659 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:03,659 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-13 02:32:03,659 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-13 02:32:03,659 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=1063, Unknown=0, NotChecked=0, Total=1190 [2018-04-13 02:32:03,659 INFO L87 Difference]: Start difference. First operand 3638 states and 3979 transitions. Second operand 35 states. [2018-04-13 02:32:06,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:32:06,229 INFO L93 Difference]: Finished difference Result 3890 states and 4268 transitions. [2018-04-13 02:32:06,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-04-13 02:32:06,230 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 160 [2018-04-13 02:32:06,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:32:06,231 INFO L225 Difference]: With dead ends: 3890 [2018-04-13 02:32:06,232 INFO L226 Difference]: Without dead ends: 3890 [2018-04-13 02:32:06,232 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 7 SyntacticMatches, 2 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1222 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=875, Invalid=4527, Unknown=0, NotChecked=0, Total=5402 [2018-04-13 02:32:06,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3890 states. [2018-04-13 02:32:06,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3890 to 3664. [2018-04-13 02:32:06,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3664 states. [2018-04-13 02:32:06,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3664 states to 3664 states and 4009 transitions. [2018-04-13 02:32:06,248 INFO L78 Accepts]: Start accepts. Automaton has 3664 states and 4009 transitions. Word has length 160 [2018-04-13 02:32:06,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:32:06,248 INFO L459 AbstractCegarLoop]: Abstraction has 3664 states and 4009 transitions. [2018-04-13 02:32:06,248 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-13 02:32:06,248 INFO L276 IsEmpty]: Start isEmpty. Operand 3664 states and 4009 transitions. [2018-04-13 02:32:06,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-04-13 02:32:06,249 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:32:06,249 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:32:06,249 INFO L408 AbstractCegarLoop]: === Iteration 196 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:32:06,249 INFO L82 PathProgramCache]: Analyzing trace with hash 581773890, now seen corresponding path program 18 times [2018-04-13 02:32:06,250 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:32:06,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:32:06,265 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:32:07,388 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:07,389 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:32:07,389 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-04-13 02:32:07,389 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:32:07,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:07,389 INFO L182 omatonBuilderFactory]: Interpolants [902861#true, 902863#(= |main_#t~malloc0.offset| 0), 902862#false, 902877#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 902876#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 902879#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 902878#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| main_~end~0.base))), 902873#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0) 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~list~0.base) 1)), 902872#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= |main_#t~malloc9.offset| 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 902875#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 902874#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 902869#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= |main_#t~mem10.offset| 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 902868#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 902871#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 902870#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 902865#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 902864#(= main_~list~0.offset 0), 902867#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 902866#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 902893#(and (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))) (= 0 |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|)), 902892#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 902895#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 902894#(and (= main_~end~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)))) (= main_~end~0.base 0))), 902889#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))), 902888#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= |main_#t~mem13.offset| 0) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (not (= main_~end~0.base |main_#t~mem13.base|)) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 902891#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 902890#(and (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem14.base| main_~list~0.base))) (and (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= |main_#t~mem14.base| main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset))))), 902885#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (= (select |#valid| main_~end~0.base) 1)), 902884#(and (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))) (or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)))), 902887#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 902886#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset |main_#t~malloc12.offset|)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 |main_#t~malloc12.offset|) (or (and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))))), 902881#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 902880#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 902883#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~list~0.offset |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 902882#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 902897#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 902896#(and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|))] [2018-04-13 02:32:07,389 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:07,389 INFO L442 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-04-13 02:32:07,390 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-04-13 02:32:07,390 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=140, Invalid=1192, Unknown=0, NotChecked=0, Total=1332 [2018-04-13 02:32:07,390 INFO L87 Difference]: Start difference. First operand 3664 states and 4009 transitions. Second operand 37 states. [2018-04-13 02:32:12,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:32:12,226 INFO L93 Difference]: Finished difference Result 4090 states and 4487 transitions. [2018-04-13 02:32:12,226 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2018-04-13 02:32:12,226 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 160 [2018-04-13 02:32:12,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:32:12,228 INFO L225 Difference]: With dead ends: 4090 [2018-04-13 02:32:12,228 INFO L226 Difference]: Without dead ends: 4090 [2018-04-13 02:32:12,229 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 7 SyntacticMatches, 2 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2597 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=1200, Invalid=7920, Unknown=0, NotChecked=0, Total=9120 [2018-04-13 02:32:12,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4090 states. [2018-04-13 02:32:12,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4090 to 3761. [2018-04-13 02:32:12,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3761 states. [2018-04-13 02:32:12,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3761 states to 3761 states and 4116 transitions. [2018-04-13 02:32:12,247 INFO L78 Accepts]: Start accepts. Automaton has 3761 states and 4116 transitions. Word has length 160 [2018-04-13 02:32:12,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:32:12,248 INFO L459 AbstractCegarLoop]: Abstraction has 3761 states and 4116 transitions. [2018-04-13 02:32:12,248 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-04-13 02:32:12,248 INFO L276 IsEmpty]: Start isEmpty. Operand 3761 states and 4116 transitions. [2018-04-13 02:32:12,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-04-13 02:32:12,249 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:32:12,249 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:32:12,249 INFO L408 AbstractCegarLoop]: === Iteration 197 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:32:12,249 INFO L82 PathProgramCache]: Analyzing trace with hash 1123499882, now seen corresponding path program 1 times [2018-04-13 02:32:12,250 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:32:12,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:32:12,259 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:32:13,013 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:13,013 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:32:13,013 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2018-04-13 02:32:13,013 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:32:13,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:13,014 INFO L182 omatonBuilderFactory]: Interpolants [910877#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 910876#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 910879#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~end~0.base) (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) 0) 0))), 910878#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= |main_#t~malloc9.base| 0)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 910873#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 910872#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 910875#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 910874#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 910869#(= |main_#t~malloc0.offset| 0), 910868#false, 910871#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 910870#(= main_~list~0.offset 0), 910867#true, 910893#(or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))), 910892#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))), 910895#(or (and (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0) 0))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 910894#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0) 0))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 910889#(and (or (and (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 910888#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))))), 910891#(or (and (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))) (and (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 910890#(or (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0)))), 910885#(or (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 910884#(or (and (= main_~list~0.base |main_#t~mem10.base|) (= main_~list~0.offset |main_#t~mem10.offset|)) (and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|)))), 910887#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~malloc12.base|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))))), 910886#(and (= (select |#valid| main_~end~0.base) 1) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))))), 910881#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))), 910880#(and (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 910883#(or (and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~list~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0))) (and (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 910882#(or (and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0)) (not (= main_~list~0.base |main_#t~malloc9.base|))) (and (= main_~list~0.offset |main_#t~malloc9.offset|) (= main_~list~0.base |main_#t~malloc9.base|))), 910904#(not (= main_~list~0.base 0)), 910901#(or (not (= 0 main_~list~0.offset)) (not (= |main_#t~mem26.base| 0))), 910900#(or (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= 0 main_~list~0.offset))), 910903#(not (= main_~end~0.base 0)), 910902#(or (not (= main_~end~0.base 0)) (not (= 0 main_~list~0.offset))), 910897#(or (= 0 |main_#t~mem26.base|) (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) 0) 0))), 910896#(or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) 0) 0))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 910899#(or (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) 0) 0)) (= 0 main_~list~0.base)), 910898#(or (= 0 main_~end~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) 0) 0)))] [2018-04-13 02:32:13,014 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:13,014 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-13 02:32:13,014 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-13 02:32:13,014 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=1276, Unknown=0, NotChecked=0, Total=1406 [2018-04-13 02:32:13,014 INFO L87 Difference]: Start difference. First operand 3761 states and 4116 transitions. Second operand 38 states. [2018-04-13 02:32:14,650 WARN L151 SmtUtils]: Spent 100ms on a formula simplification. DAG size of input: 99 DAG size of output 77 [2018-04-13 02:32:17,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:32:17,358 INFO L93 Difference]: Finished difference Result 4092 states and 4478 transitions. [2018-04-13 02:32:17,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2018-04-13 02:32:17,358 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 160 [2018-04-13 02:32:17,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:32:17,360 INFO L225 Difference]: With dead ends: 4092 [2018-04-13 02:32:17,360 INFO L226 Difference]: Without dead ends: 4068 [2018-04-13 02:32:17,361 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 6 SyntacticMatches, 2 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4219 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=1810, Invalid=11530, Unknown=0, NotChecked=0, Total=13340 [2018-04-13 02:32:17,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4068 states. [2018-04-13 02:32:17,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4068 to 3761. [2018-04-13 02:32:17,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3761 states. [2018-04-13 02:32:17,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3761 states to 3761 states and 4113 transitions. [2018-04-13 02:32:17,380 INFO L78 Accepts]: Start accepts. Automaton has 3761 states and 4113 transitions. Word has length 160 [2018-04-13 02:32:17,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:32:17,380 INFO L459 AbstractCegarLoop]: Abstraction has 3761 states and 4113 transitions. [2018-04-13 02:32:17,380 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-13 02:32:17,380 INFO L276 IsEmpty]: Start isEmpty. Operand 3761 states and 4113 transitions. [2018-04-13 02:32:17,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-04-13 02:32:17,381 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:32:17,381 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:32:17,381 INFO L408 AbstractCegarLoop]: === Iteration 198 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:32:17,381 INFO L82 PathProgramCache]: Analyzing trace with hash -412698334, now seen corresponding path program 19 times [2018-04-13 02:32:17,382 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:32:17,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:32:17,395 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:32:18,277 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:18,277 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:32:18,277 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2018-04-13 02:32:18,277 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:32:18,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:18,278 INFO L182 omatonBuilderFactory]: Interpolants [918926#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 918927#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~end~0.base))) (and (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| |main_#t~malloc9.base|)))) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 918924#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 918925#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 918922#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 918923#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 918920#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 918921#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 918918#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 918919#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 918916#(= 1 (select |#valid| main_~list~0.base)), 918917#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 918914#true, 918915#false, 918942#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 918943#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 918940#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 918941#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 918938#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~malloc9.base|))), 918939#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 918936#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 918937#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 918934#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= (select |#valid| main_~list~0.base) 1) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 918935#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 918932#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|))), 918933#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 918930#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1) (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~end~0.base))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 1)))), 918931#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 1) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 918928#(and (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~end~0.base))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 918929#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1) (or (and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| |main_#t~mem10.base|))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 1))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 918946#(and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|)), 918947#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 918944#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)))), 918945#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))] [2018-04-13 02:32:18,278 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:18,278 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-13 02:32:18,278 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-13 02:32:18,278 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=989, Unknown=0, NotChecked=0, Total=1122 [2018-04-13 02:32:18,278 INFO L87 Difference]: Start difference. First operand 3761 states and 4113 transitions. Second operand 34 states. [2018-04-13 02:32:20,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:32:20,857 INFO L93 Difference]: Finished difference Result 4042 states and 4423 transitions. [2018-04-13 02:32:20,857 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2018-04-13 02:32:20,858 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 160 [2018-04-13 02:32:20,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:32:20,860 INFO L225 Difference]: With dead ends: 4042 [2018-04-13 02:32:20,860 INFO L226 Difference]: Without dead ends: 4042 [2018-04-13 02:32:20,860 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1140 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=676, Invalid=4436, Unknown=0, NotChecked=0, Total=5112 [2018-04-13 02:32:20,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4042 states. [2018-04-13 02:32:20,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4042 to 3521. [2018-04-13 02:32:20,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3521 states. [2018-04-13 02:32:20,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3521 states to 3521 states and 3850 transitions. [2018-04-13 02:32:20,878 INFO L78 Accepts]: Start accepts. Automaton has 3521 states and 3850 transitions. Word has length 160 [2018-04-13 02:32:20,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:32:20,878 INFO L459 AbstractCegarLoop]: Abstraction has 3521 states and 3850 transitions. [2018-04-13 02:32:20,878 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-13 02:32:20,878 INFO L276 IsEmpty]: Start isEmpty. Operand 3521 states and 3850 transitions. [2018-04-13 02:32:20,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-04-13 02:32:20,879 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:32:20,879 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:32:20,880 INFO L408 AbstractCegarLoop]: === Iteration 199 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:32:20,880 INFO L82 PathProgramCache]: Analyzing trace with hash 230977, now seen corresponding path program 16 times [2018-04-13 02:32:20,880 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:32:20,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:32:20,900 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:32:23,312 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:23,312 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:32:23,312 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [48] total 48 [2018-04-13 02:32:23,312 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:32:23,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:23,313 INFO L182 omatonBuilderFactory]: Interpolants [926606#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)), 926607#(and (or (and (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))) (not (= main_~end~0.base |main_#t~mem14.base|))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (<= main_~list~0.offset 0)) (= main_~end~0.base |main_#t~mem14.base|))), 926604#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)), 926605#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 926602#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 926603#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (<= 0 main_~list~0.offset) (<= main_~end~0.offset 0) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))), 926600#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 926601#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 926598#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 926599#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 926596#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 926597#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 926594#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0)), 926595#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (<= 0 main_~list~0.offset) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 926592#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 926593#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 926622#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 926623#(and (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (+ 0 4))))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 926620#(and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~mem14.base|)) (not (= |main_#t~mem14.base| main_~list~0.base)) (<= 0 main_~list~0.offset) (or (and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))) (<= main_~list~0.offset 0)), 926621#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 926618#(and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))) (<= main_~list~0.offset 0)), 926619#(and (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0) (or (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))))), 926616#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))))) (<= main_~list~0.offset main_~end~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= (select |#valid| main_~list~0.base) 0)) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 926617#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (<= 0 main_~list~0.offset) (or (and (not (= 0 |main_#t~malloc12.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 1 (select |#valid| |main_#t~malloc12.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))), 926614#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= (select |#valid| main_~list~0.base) 0)) (or (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 0)) (= main_~list~0.offset |main_#t~mem10.offset|) (= 0 |main_#t~mem10.offset|)), 926615#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))))) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 926612#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset |main_#t~malloc9.offset|) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc9.base|))), 926613#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (not (= (select |#valid| main_~end~0.base) 0))), 926610#(or (not |main_#t~short17|) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1))), 926611#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 926608#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (<= main_~list~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 926609#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1))), 926634#(= 1 (select |#valid| |main_#t~mem18.base|)), 926635#(= 1 (select |#valid| main_~inner~0.base)), 926632#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (= 0 |main_#t~mem22.offset|)), 926633#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))), 926630#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4))))), 926631#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 926628#(or (<= (+ main_~end~0.offset 1) 0) (and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4))))) (not (= 0 main_~inner~0.base))) (= main_~end~0.offset 0))), 926629#(or (<= (+ main_~end~0.offset 1) 0) (and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4)))))), 926626#(or (<= (+ main_~end~0.offset 1) 0) (and (= main_~end~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4))))) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))))), 926627#(or (and (or (not (= 0 |main_#t~mem18.base|)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4)))))) (= main_~end~0.offset 0)) (<= (+ main_~end~0.offset 1) 0)), 926624#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|))) (+ 0 4))))) (= 0 |main_#t~mem22.base|) (not (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))))) (= 0 |main_#t~mem22.offset|)), 926625#(or (and (or (= main_~end~0.base 0) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4))))) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= main_~end~0.offset 0)) (<= (+ main_~end~0.offset 1) 0)), 926590#(= main_~list~0.offset 0), 926591#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 926588#false, 926589#(= |main_#t~malloc0.offset| 0), 926587#true] [2018-04-13 02:32:23,313 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:23,313 INFO L442 AbstractCegarLoop]: Interpolant automaton has 49 states [2018-04-13 02:32:23,313 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2018-04-13 02:32:23,314 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=192, Invalid=2160, Unknown=0, NotChecked=0, Total=2352 [2018-04-13 02:32:23,314 INFO L87 Difference]: Start difference. First operand 3521 states and 3850 transitions. Second operand 49 states. [2018-04-13 02:32:28,797 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 103 DAG size of output 94 [2018-04-13 02:32:32,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:32:32,222 INFO L93 Difference]: Finished difference Result 4228 states and 4637 transitions. [2018-04-13 02:32:32,223 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2018-04-13 02:32:32,223 INFO L78 Accepts]: Start accepts. Automaton has 49 states. Word has length 160 [2018-04-13 02:32:32,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:32:32,225 INFO L225 Difference]: With dead ends: 4228 [2018-04-13 02:32:32,225 INFO L226 Difference]: Without dead ends: 4228 [2018-04-13 02:32:32,225 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 2 SyntacticMatches, 9 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5708 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=1711, Invalid=16921, Unknown=0, NotChecked=0, Total=18632 [2018-04-13 02:32:32,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4228 states. [2018-04-13 02:32:32,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4228 to 3587. [2018-04-13 02:32:32,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3587 states. [2018-04-13 02:32:32,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3587 states to 3587 states and 3926 transitions. [2018-04-13 02:32:32,243 INFO L78 Accepts]: Start accepts. Automaton has 3587 states and 3926 transitions. Word has length 160 [2018-04-13 02:32:32,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:32:32,243 INFO L459 AbstractCegarLoop]: Abstraction has 3587 states and 3926 transitions. [2018-04-13 02:32:32,243 INFO L460 AbstractCegarLoop]: Interpolant automaton has 49 states. [2018-04-13 02:32:32,243 INFO L276 IsEmpty]: Start isEmpty. Operand 3587 states and 3926 transitions. [2018-04-13 02:32:32,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-04-13 02:32:32,244 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:32:32,244 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:32:32,244 INFO L408 AbstractCegarLoop]: === Iteration 200 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:32:32,245 INFO L82 PathProgramCache]: Analyzing trace with hash 230978, now seen corresponding path program 8 times [2018-04-13 02:32:32,245 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:32:32,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:32:32,270 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:32:34,374 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 20 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:34,374 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:32:34,374 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [46] total 46 [2018-04-13 02:32:34,374 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:32:34,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:34,375 INFO L182 omatonBuilderFactory]: Interpolants [934670#(or (not (= 0 |main_#t~mem18.base|)) (<= (+ main_~end~0.offset 1) 0)), 934671#(or (<= (+ main_~end~0.offset 1) 0) (not (= 0 main_~inner~0.base))), 934668#(and (= main_~end~0.offset 0) (or (= main_~end~0.base 0) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))), 934669#(or (<= (+ main_~end~0.offset 1) 0) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 934666#(and (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 934667#(and (or (= 0 |main_#t~mem22.base|) (not (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))))) (= 0 |main_#t~mem22.offset|)), 934664#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 0 |main_#t~mem22.offset|) (or (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (+ 0 4))))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))), 934665#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= main_~end~0.offset 0) (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))), 934662#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 934663#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 934660#(and (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem14.base| main_~list~0.base)) (or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (<= main_~list~0.offset 0)) (and (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 934661#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 934658#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)) (and (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 934659#(and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= main_~end~0.base |main_#t~mem13.base|)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 934656#(and (= (select |#valid| main_~end~0.base) 1) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 934657#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~malloc12.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 934672#(<= (+ main_~end~0.offset 1) 0), 934638#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 934639#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 934636#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 934637#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 934634#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0)), 934635#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem10.offset| 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 934632#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 934633#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 934630#(= main_~list~0.offset 0), 934631#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 934628#false, 934629#(= |main_#t~malloc0.offset| 0), 934627#true, 934654#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (or (not (= (select |#valid| main_~list~0.base) 0)) (= |main_#t~mem10.base| main_~list~0.base)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~list~0.offset |main_#t~mem10.offset|) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 934655#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 934652#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (= 0 |main_#t~malloc9.offset|) (or (= |main_#t~malloc9.base| main_~list~0.base) (not (= (select |#valid| main_~list~0.base) 0))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 934653#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (or (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base) (not (= (select |#valid| main_~list~0.base) 0))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (not (= (select |#valid| main_~end~0.base) 0))), 934650#(or (not |main_#t~short17|) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~end~0.base) 0)))), 934651#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~end~0.base) 0))), 934648#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~end~0.base) 0))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 934649#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~end~0.base) 0)))), 934646#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= main_~list~0.offset main_~end~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~end~0.base) 0))), 934647#(and (or (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= main_~list~0.offset main_~end~0.offset) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= (select |#valid| main_~end~0.base) 0))) (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.offset |main_#t~mem14.offset|)), 934644#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (<= 0 main_~end~0.offset) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 934645#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (<= 0 main_~end~0.offset) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| main_~end~0.base) 0))), 934642#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 934643#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (not (= 0 |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 |main_#t~malloc12.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (<= 0 main_~list~0.offset) (<= main_~end~0.offset 0) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))), 934640#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 934641#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1))] [2018-04-13 02:32:34,375 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 20 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:34,375 INFO L442 AbstractCegarLoop]: Interpolant automaton has 46 states [2018-04-13 02:32:34,375 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2018-04-13 02:32:34,376 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=188, Invalid=1882, Unknown=0, NotChecked=0, Total=2070 [2018-04-13 02:32:34,376 INFO L87 Difference]: Start difference. First operand 3587 states and 3926 transitions. Second operand 46 states. [2018-04-13 02:32:36,434 WARN L151 SmtUtils]: Spent 114ms on a formula simplification. DAG size of input: 122 DAG size of output 90 [2018-04-13 02:32:36,927 WARN L151 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 101 DAG size of output 72 [2018-04-13 02:32:39,292 WARN L151 SmtUtils]: Spent 100ms on a formula simplification. DAG size of input: 99 DAG size of output 91 [2018-04-13 02:32:41,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:32:41,342 INFO L93 Difference]: Finished difference Result 3821 states and 4179 transitions. [2018-04-13 02:32:41,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2018-04-13 02:32:41,342 INFO L78 Accepts]: Start accepts. Automaton has 46 states. Word has length 160 [2018-04-13 02:32:41,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:32:41,344 INFO L225 Difference]: With dead ends: 3821 [2018-04-13 02:32:41,344 INFO L226 Difference]: Without dead ends: 3821 [2018-04-13 02:32:41,345 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 3 SyntacticMatches, 7 SemanticMatches, 109 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3298 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=1309, Invalid=10901, Unknown=0, NotChecked=0, Total=12210 [2018-04-13 02:32:41,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3821 states. [2018-04-13 02:32:41,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3821 to 3587. [2018-04-13 02:32:41,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3587 states. [2018-04-13 02:32:41,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3587 states to 3587 states and 3924 transitions. [2018-04-13 02:32:41,361 INFO L78 Accepts]: Start accepts. Automaton has 3587 states and 3924 transitions. Word has length 160 [2018-04-13 02:32:41,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:32:41,361 INFO L459 AbstractCegarLoop]: Abstraction has 3587 states and 3924 transitions. [2018-04-13 02:32:41,361 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states. [2018-04-13 02:32:41,361 INFO L276 IsEmpty]: Start isEmpty. Operand 3587 states and 3924 transitions. [2018-04-13 02:32:41,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-04-13 02:32:41,362 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:32:41,362 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:32:41,362 INFO L408 AbstractCegarLoop]: === Iteration 201 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:32:41,362 INFO L82 PathProgramCache]: Analyzing trace with hash 581745918, now seen corresponding path program 1 times [2018-04-13 02:32:41,363 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:32:41,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:32:41,383 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:32:42,790 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 6 proven. 105 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:32:42,790 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:32:42,790 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2018-04-13 02:32:42,790 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:32:42,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:42,791 INFO L182 omatonBuilderFactory]: Interpolants [942222#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= 8 (select |#length| main_~end~0.base))), 942223#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 942220#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 942221#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 942218#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 942219#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= 8 (select |#length| |main_#t~mem10.base|)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 942216#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 942217#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (= 8 (select |#length| |main_#t~malloc9.base|)) (<= main_~list~0.offset 0)), 942214#(= main_~list~0.offset 0), 942215#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 942212#false, 942213#(= 0 |main_#t~malloc0.offset|), 942211#true, 942238#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 942239#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 942236#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset main_~end~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 942237#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 942234#(and (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 942235#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 942232#(and (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem15.offset|) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 942233#(and (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (or |main_#t~short17| (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 942230#(and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 942231#(and (not (= main_~end~0.base main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 942228#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 942229#(and (not (= main_~end~0.base main_~list~0.base)) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) 0) (<= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (< main_~end~0.offset (+ main_~list~0.offset 1))) (< main_~end~0.offset main_~list~0.offset)) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0)), 942226#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= |main_#t~malloc9.offset| 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 942227#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 8 (select |#length| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (not (= (select |#valid| main_~end~0.base) 0))), 942224#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 942225#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 942248#(and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base)), 942246#(and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 942247#(and (= 0 |main_#t~mem18.base|) (= 0 |main_#t~mem18.offset|)), 942244#(and (= (select |#length| main_~end~0.base) 8) (or (not (= main_~end~0.offset 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (<= main_~end~0.offset 0) (or (not (= main_~end~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ (+ (+ 0 4) (- 4)) 4))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))))), 942245#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ (+ (+ 0 4) (- 4)) 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))) (= 0 |main_#t~mem22.offset|)), 942242#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ (+ (+ 0 4) (- 4)) 4))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (not (= 0 main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= 8 (select |#length| main_~end~0.base))), 942243#(and (or (not (= main_~end~0.offset 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (or (not (= main_~end~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ (+ (+ 0 4) (- 4)) 4))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))))) (= 8 (select |#length| main_~end~0.base))), 942240#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (+ (+ (+ 0 4) (- 4)) 4)))), 942241#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (+ 0 4))) (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (+ (+ (+ 0 4) (- 4)) 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))] [2018-04-13 02:32:42,791 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 6 proven. 105 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:32:42,791 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-13 02:32:42,791 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-13 02:32:42,791 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=1267, Unknown=0, NotChecked=0, Total=1406 [2018-04-13 02:32:42,791 INFO L87 Difference]: Start difference. First operand 3587 states and 3924 transitions. Second operand 38 states. [2018-04-13 02:32:46,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:32:46,385 INFO L93 Difference]: Finished difference Result 4019 states and 4380 transitions. [2018-04-13 02:32:46,385 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2018-04-13 02:32:46,385 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 160 [2018-04-13 02:32:46,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:32:46,387 INFO L225 Difference]: With dead ends: 4019 [2018-04-13 02:32:46,387 INFO L226 Difference]: Without dead ends: 4019 [2018-04-13 02:32:46,388 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 8 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1675 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=734, Invalid=5746, Unknown=0, NotChecked=0, Total=6480 [2018-04-13 02:32:46,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4019 states. [2018-04-13 02:32:46,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4019 to 3695. [2018-04-13 02:32:46,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3695 states. [2018-04-13 02:32:46,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3695 states to 3695 states and 4038 transitions. [2018-04-13 02:32:46,406 INFO L78 Accepts]: Start accepts. Automaton has 3695 states and 4038 transitions. Word has length 160 [2018-04-13 02:32:46,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:32:46,406 INFO L459 AbstractCegarLoop]: Abstraction has 3695 states and 4038 transitions. [2018-04-13 02:32:46,406 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-13 02:32:46,406 INFO L276 IsEmpty]: Start isEmpty. Operand 3695 states and 4038 transitions. [2018-04-13 02:32:46,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-04-13 02:32:46,407 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:32:46,407 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:32:46,407 INFO L408 AbstractCegarLoop]: === Iteration 202 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:32:46,407 INFO L82 PathProgramCache]: Analyzing trace with hash 1741012257, now seen corresponding path program 21 times [2018-04-13 02:32:46,408 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:32:46,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:32:46,424 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:32:47,020 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:47,020 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:32:47,020 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-13 02:32:47,020 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:32:47,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:47,020 INFO L182 omatonBuilderFactory]: Interpolants [950080#(= 1 (select |#valid| |main_#t~mem22.base|)), 950081#(= 1 (select |#valid| main_~end~0.base)), 950062#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 950063#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 950060#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= (select |#valid| main_~list~0.base) 1)), 950061#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 950058#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|))), 950059#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1)), 950056#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 950057#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 950054#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 950055#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 950052#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 950053#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 950050#false, 950051#(= 1 (select |#valid| main_~list~0.base)), 950049#true, 950078#(and (= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 950079#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))), 950076#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 950077#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= 0 |main_#t~mem22.offset|)), 950074#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 950075#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 950072#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 950073#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 950070#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 950071#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base |main_#t~malloc9.base|))), 950068#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (= 1 (select |#valid| main_~end~0.base))), 950069#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= (select |#valid| main_~list~0.base) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 950066#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~list~0.base) 1)), 950067#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 950064#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~list~0.base) 1)), 950065#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|)))] [2018-04-13 02:32:47,021 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:47,021 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-13 02:32:47,021 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-13 02:32:47,021 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=944, Unknown=0, NotChecked=0, Total=1056 [2018-04-13 02:32:47,021 INFO L87 Difference]: Start difference. First operand 3695 states and 4038 transitions. Second operand 33 states. [2018-04-13 02:32:48,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:32:48,870 INFO L93 Difference]: Finished difference Result 4277 states and 4706 transitions. [2018-04-13 02:32:48,870 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-04-13 02:32:48,870 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 160 [2018-04-13 02:32:48,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:32:48,872 INFO L225 Difference]: With dead ends: 4277 [2018-04-13 02:32:48,873 INFO L226 Difference]: Without dead ends: 4277 [2018-04-13 02:32:48,873 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 7 SyntacticMatches, 3 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1047 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=505, Invalid=3917, Unknown=0, NotChecked=0, Total=4422 [2018-04-13 02:32:48,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4277 states. [2018-04-13 02:32:48,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4277 to 3747. [2018-04-13 02:32:48,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3747 states. [2018-04-13 02:32:48,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3747 states to 3747 states and 4098 transitions. [2018-04-13 02:32:48,891 INFO L78 Accepts]: Start accepts. Automaton has 3747 states and 4098 transitions. Word has length 160 [2018-04-13 02:32:48,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:32:48,891 INFO L459 AbstractCegarLoop]: Abstraction has 3747 states and 4098 transitions. [2018-04-13 02:32:48,891 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-13 02:32:48,891 INFO L276 IsEmpty]: Start isEmpty. Operand 3747 states and 4098 transitions. [2018-04-13 02:32:48,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-04-13 02:32:48,892 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:32:48,892 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:32:48,892 INFO L408 AbstractCegarLoop]: === Iteration 203 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:32:48,893 INFO L82 PathProgramCache]: Analyzing trace with hash 1741012258, now seen corresponding path program 20 times [2018-04-13 02:32:48,893 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:32:48,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:32:48,913 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:32:49,961 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:49,961 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:32:49,961 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [40] total 40 [2018-04-13 02:32:49,961 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:32:49,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:49,961 INFO L182 omatonBuilderFactory]: Interpolants [958214#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 958212#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 958213#(and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|)), 958210#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= 0 |main_#t~mem22.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))), 958211#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= main_~end~0.offset 0)) (and (= main_~end~0.offset 0) (= main_~end~0.base 0))), 958208#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 958209#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 958174#true, 958175#false, 958190#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 958191#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1))), 958188#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 958189#(and (= |main_#t~mem14.offset| 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)) (and (<= main_~end~0.offset 0) (= main_~end~0.base |main_#t~mem14.base|) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))))), 958186#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 958187#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 958184#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 958185#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|))), 958182#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 958183#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 958180#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 958181#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 958178#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 958179#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 958176#(= |main_#t~malloc0.offset| 0), 958177#(= main_~list~0.offset 0), 958206#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 958207#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 958204#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (or (not (= main_~list~0.base |main_#t~mem10.base|)) (= main_~list~0.offset |main_#t~mem10.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 958205#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 958202#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~list~0.base |main_#t~malloc9.base|))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 958203#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (or (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 958200#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 958201#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 1)), 958198#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 958199#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| main_~end~0.base))), 958196#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 958197#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 958194#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~list~0.base) 1)), 958195#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 958192#(or (not |main_#t~short17|) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1))), 958193#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|)))] [2018-04-13 02:32:49,962 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:49,962 INFO L442 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-04-13 02:32:49,962 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-04-13 02:32:49,962 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=1450, Unknown=0, NotChecked=0, Total=1640 [2018-04-13 02:32:49,962 INFO L87 Difference]: Start difference. First operand 3747 states and 4098 transitions. Second operand 41 states. [2018-04-13 02:32:54,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:32:54,287 INFO L93 Difference]: Finished difference Result 4785 states and 5265 transitions. [2018-04-13 02:32:54,287 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2018-04-13 02:32:54,287 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 160 [2018-04-13 02:32:54,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:32:54,290 INFO L225 Difference]: With dead ends: 4785 [2018-04-13 02:32:54,290 INFO L226 Difference]: Without dead ends: 4785 [2018-04-13 02:32:54,290 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 5 SyntacticMatches, 4 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3386 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=1494, Invalid=10062, Unknown=0, NotChecked=0, Total=11556 [2018-04-13 02:32:54,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4785 states. [2018-04-13 02:32:54,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4785 to 3855. [2018-04-13 02:32:54,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3855 states. [2018-04-13 02:32:54,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3855 states to 3855 states and 4214 transitions. [2018-04-13 02:32:54,312 INFO L78 Accepts]: Start accepts. Automaton has 3855 states and 4214 transitions. Word has length 160 [2018-04-13 02:32:54,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:32:54,312 INFO L459 AbstractCegarLoop]: Abstraction has 3855 states and 4214 transitions. [2018-04-13 02:32:54,312 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-04-13 02:32:54,312 INFO L276 IsEmpty]: Start isEmpty. Operand 3855 states and 4214 transitions. [2018-04-13 02:32:54,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-04-13 02:32:54,313 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:32:54,313 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:32:54,313 INFO L408 AbstractCegarLoop]: === Iteration 204 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:32:54,313 INFO L82 PathProgramCache]: Analyzing trace with hash -23246752, now seen corresponding path program 2 times [2018-04-13 02:32:54,314 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:32:54,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:32:54,346 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:32:55,460 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:32:55,460 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:32:55,460 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [44] total 44 [2018-04-13 02:32:55,460 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:32:55,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:32:55,461 INFO L182 omatonBuilderFactory]: Interpolants [966990#false, 966991#(= |main_#t~malloc0.offset| 0), 966989#true, 967006#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select |#valid| main_~end~0.base) 0)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 967007#(and (= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 967004#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 967005#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 967002#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 967003#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 967000#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 967001#(and (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 966998#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 966999#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 966996#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 966997#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)), 966994#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 966995#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|))), 966992#(= main_~list~0.offset 0), 966993#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 967022#(and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 967023#(and (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))))), 967020#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~malloc12.base|))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 967021#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 967018#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 967019#(and (or (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= (select |#valid| main_~end~0.base) 1)), 967016#(or (and (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select |#valid| main_~list~0.base) 0)) (= 1 (select |#valid| main_~end~0.base)))), 967017#(or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))) (and (= |main_#t~mem10.base| main_~list~0.base) (= main_~list~0.offset |main_#t~mem10.offset|))), 967014#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| main_~list~0.base) 0))), 967015#(or (and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~list~0.base |main_#t~malloc9.base|))) (and (= main_~list~0.offset |main_#t~malloc9.offset|) (= |main_#t~malloc9.base| main_~list~0.base))), 967012#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~end~0.base |main_#t~mem13.base|)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 967013#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~list~0.base) 0))), 967010#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~list~0.base |main_#t~malloc12.base|))), 967011#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select |#valid| main_~list~0.base) 0))), 967008#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| main_~list~0.base) 0))), 967009#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (not (= (select |#valid| main_~list~0.base) 0))), 967032#(= 1 (select |#valid| |main_#t~mem22.base|)), 967033#(= 1 (select |#valid| main_~end~0.base)), 967030#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 967031#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))), 967028#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 967029#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)))), 967026#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not |main_#t~short17|) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 967027#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 967024#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 967025#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= 0 |main_#t~mem15.base|) (= |main_#t~mem15.offset| 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))] [2018-04-13 02:32:55,461 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:32:55,461 INFO L442 AbstractCegarLoop]: Interpolant automaton has 45 states [2018-04-13 02:32:55,461 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2018-04-13 02:32:55,461 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=183, Invalid=1797, Unknown=0, NotChecked=0, Total=1980 [2018-04-13 02:32:55,461 INFO L87 Difference]: Start difference. First operand 3855 states and 4214 transitions. Second operand 45 states. [2018-04-13 02:33:00,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:33:00,127 INFO L93 Difference]: Finished difference Result 4302 states and 4721 transitions. [2018-04-13 02:33:00,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2018-04-13 02:33:00,128 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 161 [2018-04-13 02:33:00,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:33:00,130 INFO L225 Difference]: With dead ends: 4302 [2018-04-13 02:33:00,130 INFO L226 Difference]: Without dead ends: 4302 [2018-04-13 02:33:00,131 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 2 SyntacticMatches, 5 SemanticMatches, 107 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3630 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=1453, Invalid=10319, Unknown=0, NotChecked=0, Total=11772 [2018-04-13 02:33:00,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4302 states. [2018-04-13 02:33:00,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4302 to 3715. [2018-04-13 02:33:00,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3715 states. [2018-04-13 02:33:00,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3715 states to 3715 states and 4064 transitions. [2018-04-13 02:33:00,150 INFO L78 Accepts]: Start accepts. Automaton has 3715 states and 4064 transitions. Word has length 161 [2018-04-13 02:33:00,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:33:00,150 INFO L459 AbstractCegarLoop]: Abstraction has 3715 states and 4064 transitions. [2018-04-13 02:33:00,150 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states. [2018-04-13 02:33:00,150 INFO L276 IsEmpty]: Start isEmpty. Operand 3715 states and 4064 transitions. [2018-04-13 02:33:00,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-04-13 02:33:00,151 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:33:00,151 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:33:00,151 INFO L408 AbstractCegarLoop]: === Iteration 205 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:33:00,151 INFO L82 PathProgramCache]: Analyzing trace with hash 596230478, now seen corresponding path program 1 times [2018-04-13 02:33:00,152 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:33:00,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:33:00,167 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:33:01,152 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:33:01,152 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:33:01,152 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [37] total 37 [2018-04-13 02:33:01,152 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:33:01,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:33:01,153 INFO L182 omatonBuilderFactory]: Interpolants [975182#(= 0 main_~list~0.offset), 975183#(and (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset)), 975180#false, 975181#(= |main_#t~malloc0.offset| 0), 975179#true, 975198#(and (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 975199#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 975196#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~malloc9.base| main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 975197#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base)) (= 8 (select |#length| main_~end~0.base))), 975194#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~end~0.base)) (= 8 (select |#length| main_~end~0.base))), 975195#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~end~0.base)) (= 8 (select |#length| main_~end~0.base))), 975192#(and (= |main_#t~mem13.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) 0)) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 1 (select |#valid| main_~end~0.base)) (= 8 (select |#length| main_~end~0.base))), 975193#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| main_~end~0.base)) (not (= (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (select |#memory_$Pointer$.base| main_~list~0.base))) (= 8 (select |#length| main_~end~0.base))), 975190#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (not (= |main_#t~malloc12.base| main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) |main_#t~malloc12.offset|) 0)) (= 8 (select |#length| main_~end~0.base))), 975191#(and (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base)) (= (select |#valid| main_~end~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) 0)) (= 8 (select |#length| main_~end~0.base))), 975188#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) 0) 0)) (= 8 (select |#length| main_~end~0.base))), 975189#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) 0) 0)) (= 1 (select |#valid| main_~end~0.base)) (= 8 (select |#length| main_~end~0.base))), 975186#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~end~0.base)) (= main_~list~0.base main_~end~0.base) (= 1 (select |#valid| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) 0) 0))), 975187#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (not (= |main_#t~mem10.base| main_~list~0.base)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) 0) 0)) (= 8 (select |#length| |main_#t~mem10.base|)) (= 0 |main_#t~mem10.offset|)), 975184#(and (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base)), 975185#(and (not (= |main_#t~malloc9.base| main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (= 8 (select |#length| |main_#t~malloc9.base|)) (not (= |main_#t~malloc9.base| 0))), 975214#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))), 975215#(= 1 (select |#valid| |main_#t~mem22.base|)), 975212#(or (and (not (= main_~end~0.offset 0)) (= (select |#length| main_~end~0.base) 8) (<= main_~end~0.offset 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 975213#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|))), 975210#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (or (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)))) (not (= 0 main_~end~0.offset))))), 975211#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (and (not (= main_~end~0.offset 0)) (= 8 (select |#length| main_~end~0.base)))), 975208#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))))), 975209#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (= 8 (select |#length| |main_#t~mem22.base|)))), 975206#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 975207#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 975204#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 975205#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 975202#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 975203#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (or (not (= main_~list~0.base |main_#t~mem10.base|)) (= main_~list~0.offset |main_#t~mem10.offset|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 975200#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 975201#(and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~malloc9.base| main_~end~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (or (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~list~0.base |main_#t~malloc9.base|))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 975216#(= 1 (select |#valid| main_~end~0.base))] [2018-04-13 02:33:01,153 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:33:01,153 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-13 02:33:01,153 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-13 02:33:01,153 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=1277, Unknown=0, NotChecked=0, Total=1406 [2018-04-13 02:33:01,153 INFO L87 Difference]: Start difference. First operand 3715 states and 4064 transitions. Second operand 38 states. [2018-04-13 02:33:05,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:33:05,030 INFO L93 Difference]: Finished difference Result 3991 states and 4359 transitions. [2018-04-13 02:33:05,030 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2018-04-13 02:33:05,030 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 162 [2018-04-13 02:33:05,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:33:05,032 INFO L225 Difference]: With dead ends: 3991 [2018-04-13 02:33:05,033 INFO L226 Difference]: Without dead ends: 3991 [2018-04-13 02:33:05,033 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2254 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=999, Invalid=7743, Unknown=0, NotChecked=0, Total=8742 [2018-04-13 02:33:05,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3991 states. [2018-04-13 02:33:05,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3991 to 3735. [2018-04-13 02:33:05,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3735 states. [2018-04-13 02:33:05,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3735 states to 3735 states and 4088 transitions. [2018-04-13 02:33:05,051 INFO L78 Accepts]: Start accepts. Automaton has 3735 states and 4088 transitions. Word has length 162 [2018-04-13 02:33:05,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:33:05,052 INFO L459 AbstractCegarLoop]: Abstraction has 3735 states and 4088 transitions. [2018-04-13 02:33:05,052 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-13 02:33:05,052 INFO L276 IsEmpty]: Start isEmpty. Operand 3735 states and 4088 transitions. [2018-04-13 02:33:05,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-04-13 02:33:05,053 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:33:05,053 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:33:05,053 INFO L408 AbstractCegarLoop]: === Iteration 206 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:33:05,053 INFO L82 PathProgramCache]: Analyzing trace with hash 596230479, now seen corresponding path program 1 times [2018-04-13 02:33:05,053 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:33:05,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:33:05,070 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:33:06,346 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:33:06,347 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:33:06,347 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2018-04-13 02:33:06,347 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:33:06,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:33:06,347 INFO L182 omatonBuilderFactory]: Interpolants [983055#true, 983071#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= 1 (select |#valid| main_~end~0.base)) (= 8 (select |#length| main_~end~0.base))), 983070#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= 1 (select |#valid| main_~end~0.base)) (= 8 (select |#length| main_~end~0.base))), 983069#(and (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| main_~end~0.base)) (= 8 (select |#length| main_~end~0.base))), 983068#(and (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 1 (select |#valid| main_~end~0.base)) (= 8 (select |#length| main_~end~0.base))), 983067#(and (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base))), 983066#(and (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (not (= |main_#t~malloc12.base| main_~end~0.base)) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= 8 (select |#length| main_~end~0.base))), 983065#(and (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= 1 (select |#valid| main_~end~0.base)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 983064#(and (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 983063#(and (= 0 main_~list~0.offset) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 983062#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 983061#(and (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 0 main_~list~0.offset) (= 8 (select |#length| |main_#t~malloc9.base|))), 983060#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 983059#(and (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset)), 983058#(= 0 main_~list~0.offset), 983057#(= |main_#t~malloc0.offset| 0), 983056#false, 983087#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.offset 0)) (= 8 (select |#length| main_~end~0.base)))), 983086#(and (or (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base 0) (not (= 0 main_~end~0.offset)))), 983085#(and (or (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|)) (or (= 0 |main_#t~mem22.base|) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) 0))) (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))))), 983084#(and (or (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (or (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))))), 983083#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 983082#(and (or (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)))) (and (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 983081#(and (or (and (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0))))) (or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 983080#(and (or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))) (or (and (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)))), 983079#(and (or (and (= main_~list~0.base |main_#t~mem10.base|) (= main_~list~0.offset |main_#t~mem10.offset|)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~mem10.base|)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)))) (and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 |main_#t~mem10.offset|)) (= |main_#t~mem10.base| main_~list~0.base))), 983078#(and (or (= main_~end~0.base main_~list~0.base) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))))) (= main_~end~0.offset main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~end~0.base)) (or (and (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 983077#(and (= 0 |main_#t~malloc9.offset|) (not (= |main_#t~malloc9.base| main_~end~0.base)) (= main_~end~0.offset main_~list~0.offset) (or (and (= main_~list~0.offset |main_#t~malloc9.offset|) (= main_~list~0.base |main_#t~malloc9.base|)) (and (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~malloc9.base|))) (and (= main_~end~0.base main_~list~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)))) (= 8 (select |#length| |main_#t~malloc9.base|)))) (or (= |main_#t~malloc9.base| main_~list~0.base) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (and (= main_~end~0.base main_~list~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))))), 983076#(and (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (or (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~list~0.base main_~end~0.base)) (or (and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 983075#(and (= main_~end~0.offset main_~list~0.offset) (or (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~list~0.base main_~end~0.base)) (or (and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 983074#(and (= |main_#t~mem10.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~list~0.offset |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 983073#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base)) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 8 (select |#length| main_~end~0.base))), 983072#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= |main_#t~malloc9.offset| 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= |main_#t~malloc9.offset| main_~list~0.offset) (= 8 (select |#length| main_~end~0.base))), 983093#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 983092#(and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|)), 983091#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 983090#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))))), 983089#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= 0 |main_#t~mem22.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))), 983088#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.offset 0)) (<= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))))] [2018-04-13 02:33:06,347 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:33:06,348 INFO L442 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-04-13 02:33:06,348 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-04-13 02:33:06,348 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1335, Unknown=0, NotChecked=0, Total=1482 [2018-04-13 02:33:06,348 INFO L87 Difference]: Start difference. First operand 3735 states and 4088 transitions. Second operand 39 states. [2018-04-13 02:33:08,480 WARN L151 SmtUtils]: Spent 127ms on a formula simplification. DAG size of input: 108 DAG size of output 79 [2018-04-13 02:33:08,794 WARN L151 SmtUtils]: Spent 140ms on a formula simplification. DAG size of input: 116 DAG size of output 87 [2018-04-13 02:33:11,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:33:11,077 INFO L93 Difference]: Finished difference Result 4089 states and 4464 transitions. [2018-04-13 02:33:11,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2018-04-13 02:33:11,152 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 162 [2018-04-13 02:33:11,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:33:11,154 INFO L225 Difference]: With dead ends: 4089 [2018-04-13 02:33:11,154 INFO L226 Difference]: Without dead ends: 4089 [2018-04-13 02:33:11,154 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2054 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=1071, Invalid=6761, Unknown=0, NotChecked=0, Total=7832 [2018-04-13 02:33:11,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4089 states. [2018-04-13 02:33:11,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4089 to 3781. [2018-04-13 02:33:11,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3781 states. [2018-04-13 02:33:11,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3781 states to 3781 states and 4144 transitions. [2018-04-13 02:33:11,171 INFO L78 Accepts]: Start accepts. Automaton has 3781 states and 4144 transitions. Word has length 162 [2018-04-13 02:33:11,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:33:11,171 INFO L459 AbstractCegarLoop]: Abstraction has 3781 states and 4144 transitions. [2018-04-13 02:33:11,171 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-04-13 02:33:11,171 INFO L276 IsEmpty]: Start isEmpty. Operand 3781 states and 4144 transitions. [2018-04-13 02:33:11,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-04-13 02:33:11,172 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:33:11,172 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:33:11,172 INFO L408 AbstractCegarLoop]: === Iteration 207 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:33:11,173 INFO L82 PathProgramCache]: Analyzing trace with hash 117389644, now seen corresponding path program 2 times [2018-04-13 02:33:11,173 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:33:11,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:33:11,195 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:33:12,936 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:33:12,936 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:33:12,936 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [49] total 49 [2018-04-13 02:33:12,937 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:33:12,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:33:12,937 INFO L182 omatonBuilderFactory]: Interpolants [991113#(= 1 (select |#valid| main_~end~0.base)), 991112#(= 1 (select |#valid| |main_#t~mem23.base|)), 991111#(and (= main_~list~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 991110#(and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 main_~list~0.base)) (= 0 main_~list~0.offset)), 991109#(and (or (= 0 main_~end~0.base) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4))))) (= 0 main_~end~0.offset)), 991108#(and (= 0 main_~end~0.offset) (or (= 0 main_~end~0.base) (and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4))))))), 991107#(and (= main_~list~0.offset 0) (or (and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4))))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (= 0 main_~end~0.offset)), 991106#(and (= main_~list~0.offset 0) (or (and (= |main_#t~mem26.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) (+ main_~list~0.offset 4)))))) (= 0 |main_#t~mem26.offset|)), 991105#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (or (and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 991104#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= 0 main_~end~0.base))) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 991071#(and (= main_~end~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base)) (= 8 (select |#length| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 991070#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 991069#(and (= main_~end~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~list~0.base))), 991068#(and (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset) (= 8 (select |#length| main_~list~0.base))), 991067#(and (= 0 main_~list~0.offset) (= 8 (select |#length| main_~list~0.base))), 991066#(and (= 8 (select |#length| |main_#t~malloc0.base|)) (= |main_#t~malloc0.offset| 0)), 991065#false, 991064#true, 991087#(and (= main_~list~0.offset 0) (or (and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem13.base| main_~list~0.base))) (and (= main_~list~0.offset main_~end~0.offset) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base main_~end~0.base) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))) (= 8 (select |#length| main_~list~0.base)) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 991086#(and (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~list~0.base)) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (and (= main_~list~0.offset main_~end~0.offset) (= main_~list~0.base main_~end~0.base) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 991085#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base))) (and (not (= 0 |main_#t~malloc12.base|)) (= main_~list~0.base main_~end~0.base) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)))) (= 0 |main_#t~malloc12.offset|) (= 8 (select |#length| main_~list~0.base))), 991084#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base))) (and (= main_~list~0.base main_~end~0.base) (<= 0 main_~end~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)))) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~list~0.base))), 991083#(and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base))) (and (= main_~list~0.base main_~end~0.base) (< main_~end~0.offset (+ main_~list~0.offset 1)))) (= 8 (select |#length| main_~list~0.base))), 991082#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 8 (select |#length| main_~list~0.base)) (= 0 |main_#t~mem10.offset|)), 991081#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 8 (select |#length| main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 991080#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 |main_#t~malloc9.offset|) (= 8 (select |#length| main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 991079#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 991078#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= main_~end~0.base |main_#t~mem14.base|)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= 8 (select |#length| main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 991077#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= |main_#t~mem13.base| main_~list~0.base)) (= 8 (select |#length| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 991076#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 991075#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc12.offset|) (= 8 (select |#length| main_~list~0.base)) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset |main_#t~malloc12.offset|)), 991074#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1)), 991073#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1)), 991072#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 8 (select |#length| main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1)), 991103#(and (= main_~list~0.offset 0) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= 0 |main_#t~mem23.base|)))), 991102#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 991101#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (or (and (= main_~end~0.offset 0) (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (< main_~end~0.offset main_~list~0.offset))), 991100#(and (= main_~list~0.offset 0) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (and (= main_~end~0.offset 0) (or (not (= main_~inner~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~inner~0.base) main_~list~0.offset))) (or (= main_~inner~0.base main_~list~0.base) (and (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (< main_~end~0.offset main_~list~0.offset)) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (= 1 (select |#valid| main_~inner~0.base))), 991099#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (or (and (= main_~end~0.offset 0) (or (= main_~inner~0.base main_~list~0.base) (and (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (or (= (select (select |#memory_$Pointer$.base| main_~inner~0.base) main_~list~0.offset) |main_#t~mem20.base|) (not (= main_~inner~0.base main_~list~0.base)))) (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (< main_~end~0.offset main_~list~0.offset)) (= 1 (select |#valid| main_~inner~0.base))), 991098#(and (= main_~list~0.offset 0) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (and (= main_~end~0.offset 0) (or (not (= main_~inner~0.base main_~list~0.base)) (<= main_~inner~0.offset 0)) (or (= main_~inner~0.base main_~list~0.base) (and (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (< main_~end~0.offset main_~list~0.offset)) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (= 1 (select |#valid| main_~inner~0.base))), 991097#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (and (or (<= (select |#length| main_~list~0.base) 8) (not (= main_~inner~0.base main_~list~0.base)) (<= main_~inner~0.offset 0)) (= main_~end~0.offset 0) (or (= main_~inner~0.base main_~list~0.base) (and (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (< main_~end~0.offset main_~list~0.offset))), 991096#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (or (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (and (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (or (<= (select |#length| main_~list~0.base) 8) (= main_~list~0.offset |main_#t~mem18.offset|)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem18.base|)) (< main_~end~0.offset main_~list~0.offset))), 991095#(and (= main_~list~0.offset 0) (or (and (= main_~end~0.offset 0) (<= (select |#length| main_~list~0.base) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (< main_~end~0.offset main_~list~0.offset)) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 991094#(and (= main_~list~0.offset 0) (or (and (or (and (<= (select |#length| main_~list~0.base) 8) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.offset main_~end~0.offset))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (< main_~end~0.offset main_~list~0.offset)) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 991093#(and (= main_~list~0.offset 0) (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (<= (select |#length| main_~list~0.base) 8) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.offset|)), 991092#(and (= main_~list~0.offset 0) (or (not (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset))) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 8 (select |#length| main_~end~0.base))), 991091#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (= 8 (select |#length| main_~list~0.base))), 991090#(and (= main_~list~0.offset 0) (= 8 (select |#length| main_~list~0.base)) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (and (= main_~list~0.offset main_~end~0.offset) (= main_~list~0.base main_~end~0.base) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))))), 991089#(and (= main_~list~0.offset 0) (= 8 (select |#length| main_~list~0.base)) (or (and (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~list~0.base main_~end~0.base) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem14.base| main_~list~0.base))) (and (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset))))), 991088#(and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (and (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~list~0.base main_~end~0.base) (not (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))) (= 8 (select |#length| main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))] [2018-04-13 02:33:12,937 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:33:12,937 INFO L442 AbstractCegarLoop]: Interpolant automaton has 50 states [2018-04-13 02:33:12,937 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2018-04-13 02:33:12,937 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=211, Invalid=2239, Unknown=0, NotChecked=0, Total=2450 [2018-04-13 02:33:12,938 INFO L87 Difference]: Start difference. First operand 3781 states and 4144 transitions. Second operand 50 states. [2018-04-13 02:33:17,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:33:17,788 INFO L93 Difference]: Finished difference Result 3846 states and 4210 transitions. [2018-04-13 02:33:17,788 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2018-04-13 02:33:17,788 INFO L78 Accepts]: Start accepts. Automaton has 50 states. Word has length 162 [2018-04-13 02:33:17,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:33:17,790 INFO L225 Difference]: With dead ends: 3846 [2018-04-13 02:33:17,790 INFO L226 Difference]: Without dead ends: 3846 [2018-04-13 02:33:17,790 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 3 SyntacticMatches, 6 SemanticMatches, 115 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4067 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1736, Invalid=11836, Unknown=0, NotChecked=0, Total=13572 [2018-04-13 02:33:17,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3846 states. [2018-04-13 02:33:17,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3846 to 3807. [2018-04-13 02:33:17,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3807 states. [2018-04-13 02:33:17,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3807 states to 3807 states and 4172 transitions. [2018-04-13 02:33:17,806 INFO L78 Accepts]: Start accepts. Automaton has 3807 states and 4172 transitions. Word has length 162 [2018-04-13 02:33:17,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:33:17,806 INFO L459 AbstractCegarLoop]: Abstraction has 3807 states and 4172 transitions. [2018-04-13 02:33:17,806 INFO L460 AbstractCegarLoop]: Interpolant automaton has 50 states. [2018-04-13 02:33:17,806 INFO L276 IsEmpty]: Start isEmpty. Operand 3807 states and 4172 transitions. [2018-04-13 02:33:17,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-04-13 02:33:17,808 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:33:17,808 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:33:17,808 INFO L408 AbstractCegarLoop]: === Iteration 208 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:33:17,808 INFO L82 PathProgramCache]: Analyzing trace with hash 117389645, now seen corresponding path program 2 times [2018-04-13 02:33:17,808 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:33:17,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:33:17,826 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:33:19,598 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:33:19,598 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:33:19,598 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [44] total 44 [2018-04-13 02:33:19,598 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:33:19,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:33:19,598 INFO L182 omatonBuilderFactory]: Interpolants [998927#(or (and (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem14.base| main_~list~0.base))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| main_~list~0.base))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))) (and (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= |main_#t~mem14.offset| 0) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset)))), 998926#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (<= main_~list~0.offset 0) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))))), 998925#(and (or (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (or (and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))))) (not (= main_~end~0.base |main_#t~mem13.base|))), 998924#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 998923#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (= main_~list~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~list~0.base |main_#t~malloc12.base|))) (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~malloc12.base|))))) (and (= 0 |main_#t~malloc12.offset|) (= main_~list~0.base |main_#t~malloc12.base|) (= main_~list~0.offset |main_#t~malloc12.offset|)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 998922#(and (= (select |#valid| main_~end~0.base) 1) (or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base))))), 998921#(or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 998920#(or (and (= main_~list~0.base |main_#t~mem10.base|) (= main_~list~0.offset |main_#t~mem10.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|))) (and (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)))), 998919#(or (and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| main_~end~0.base)) (not (= (select |#valid| main_~end~0.base) 0))) (and (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))), 998918#(or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))) (and (= main_~list~0.offset |main_#t~malloc9.offset|) (= main_~list~0.base |main_#t~malloc9.base|)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~list~0.base |main_#t~malloc9.base|)))), 998917#(or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~end~0.base))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)))), 998916#(or (and (= main_~list~0.offset 0) (= |main_#t~mem14.base| main_~list~0.base) (not (= main_~end~0.base |main_#t~mem14.base|)) (not (= main_~list~0.offset (+ |main_#t~mem14.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset))) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~end~0.base)))), 998915#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| main_~end~0.base))), 998914#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| main_~end~0.base))), 998913#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 8 (select |#length| main_~end~0.base))), 998912#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= 8 (select |#length| main_~end~0.base))), 998943#(and (= main_~list~0.offset 0) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)))), 998942#(or (and (= 0 main_~list~0.offset) (<= (+ (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (<= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 main_~list~0.offset) (= 0 main_~list~0.base))), 998941#(or (and (= 0 main_~end~0.base) (= 0 main_~end~0.offset)) (and (<= (+ (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ 0 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ 0 4)))) (= 0 main_~end~0.offset) (<= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ 0 4))))), 998940#(or (and (= main_~list~0.offset 0) (<= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4))) (<= (+ (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= 0 main_~end~0.offset)) (and (= 0 main_~end~0.base) (= 0 main_~end~0.offset))), 998939#(or (and (= main_~list~0.offset 0) (<= (+ (select (select |#memory_$Pointer$.offset| |main_#t~mem26.base|) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) (+ main_~list~0.offset 4)))) (= 0 |main_#t~mem26.offset|) (<= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem26.base|) (+ main_~list~0.offset 4)))) (and (= 0 |main_#t~mem26.base|) (= 0 |main_#t~mem26.offset|))), 998938#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))))), 998937#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (and (not (= main_~end~0.offset 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (or (and (= main_~end~0.offset 0) (<= (+ (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) 8) (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (< main_~end~0.offset main_~list~0.offset)))), 998936#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (and (not (= main_~end~0.offset 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (or (and (<= 0 main_~inner~0.offset) (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~inner~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (<= (+ main_~inner~0.offset 8) (select |#length| main_~inner~0.base))) (< main_~end~0.offset main_~list~0.offset)))), 998935#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (and (not (= main_~end~0.offset 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (or (and (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~inner~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (<= (+ main_~inner~0.offset 8) (select |#length| main_~inner~0.base))) (< main_~end~0.offset main_~list~0.offset)))), 998934#(or (and (= main_~list~0.offset 0) (or (and (= main_~inner~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~inner~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (< main_~end~0.offset main_~list~0.offset)) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (and (not (= main_~end~0.offset 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 998933#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (and (not (= main_~end~0.offset 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (or (and (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem18.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem18.base|)) (< main_~end~0.offset main_~list~0.offset)))), 998932#(or (and (= main_~list~0.offset 0) (or (and (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (< main_~end~0.offset main_~list~0.offset)) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (and (not (= main_~end~0.offset 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| main_~end~0.base))))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 998931#(or (and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| main_~end~0.base)))) (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (< main_~end~0.offset main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 998930#(or (and (= main_~list~0.offset 0) (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| |main_#t~mem22.base|))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem22.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 998929#(or (and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (or (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 998928#(or (and (= main_~list~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 998945#(and (<= (+ main_~end~0.offset 8) (select |#length| main_~end~0.base)) (<= 0 main_~end~0.offset)), 998944#(and (<= 0 |main_#t~mem23.offset|) (<= (+ |main_#t~mem23.offset| 8) (select |#length| |main_#t~mem23.base|))), 998911#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 998910#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 998909#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 998908#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 998907#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|))), 998906#(and (= main_~end~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~list~0.base) 1)), 998905#(and (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset)), 998904#(= 0 main_~list~0.offset), 998903#(= |main_#t~malloc0.offset| 0), 998902#false, 998901#true] [2018-04-13 02:33:19,599 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:33:19,599 INFO L442 AbstractCegarLoop]: Interpolant automaton has 45 states [2018-04-13 02:33:19,599 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2018-04-13 02:33:19,599 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=181, Invalid=1799, Unknown=0, NotChecked=0, Total=1980 [2018-04-13 02:33:19,599 INFO L87 Difference]: Start difference. First operand 3807 states and 4172 transitions. Second operand 45 states. [2018-04-13 02:33:22,157 WARN L151 SmtUtils]: Spent 102ms on a formula simplification. DAG size of input: 84 DAG size of output 70 [2018-04-13 02:33:22,341 WARN L151 SmtUtils]: Spent 139ms on a formula simplification. DAG size of input: 108 DAG size of output 86 [2018-04-13 02:33:25,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:33:25,438 INFO L93 Difference]: Finished difference Result 3869 states and 4233 transitions. [2018-04-13 02:33:25,438 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2018-04-13 02:33:25,438 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 162 [2018-04-13 02:33:25,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:33:25,441 INFO L225 Difference]: With dead ends: 3869 [2018-04-13 02:33:25,441 INFO L226 Difference]: Without dead ends: 3869 [2018-04-13 02:33:25,441 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3830 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=1415, Invalid=11241, Unknown=0, NotChecked=0, Total=12656 [2018-04-13 02:33:25,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3869 states. [2018-04-13 02:33:25,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3869 to 3807. [2018-04-13 02:33:25,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3807 states. [2018-04-13 02:33:25,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3807 states to 3807 states and 4171 transitions. [2018-04-13 02:33:25,459 INFO L78 Accepts]: Start accepts. Automaton has 3807 states and 4171 transitions. Word has length 162 [2018-04-13 02:33:25,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:33:25,459 INFO L459 AbstractCegarLoop]: Abstraction has 3807 states and 4171 transitions. [2018-04-13 02:33:25,459 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states. [2018-04-13 02:33:25,459 INFO L276 IsEmpty]: Start isEmpty. Operand 3807 states and 4171 transitions. [2018-04-13 02:33:25,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-04-13 02:33:25,460 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:33:25,460 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:33:25,460 INFO L408 AbstractCegarLoop]: === Iteration 209 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:33:25,460 INFO L82 PathProgramCache]: Analyzing trace with hash -153596157, now seen corresponding path program 17 times [2018-04-13 02:33:25,461 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:33:25,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:33:25,486 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:33:26,992 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 2 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:33:26,992 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:33:26,993 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2018-04-13 02:33:26,993 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:33:26,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:33:26,993 INFO L182 omatonBuilderFactory]: Interpolants [1006797#(= 1 (select |#valid| main_~inner~0.base)), 1006796#(= 1 (select |#valid| |main_#t~mem18.base|)), 1006795#(and (= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 1006794#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (= 0 |main_#t~mem22.offset|)), 1006793#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 1006792#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 1006791#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 1006790#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)), 1006789#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (and (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 1006788#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)), 1006787#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= |main_#t~malloc12.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))), 1006786#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 1006785#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 1006784#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (or (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))))) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= main_~list~0.offset |main_#t~mem10.offset|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 1006767#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 1006766#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 1006765#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 1006764#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (not (= |main_#t~malloc9.base| 0)) (<= main_~list~0.offset 0)), 1006763#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 1006762#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 1006761#(= main_~list~0.offset 0), 1006760#(= |main_#t~malloc0.offset| 0), 1006759#false, 1006758#true, 1006783#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= 0 main_~list~0.offset) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 1006782#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 1006781#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 1006780#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)) |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 1006779#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 1006778#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)) |main_#t~malloc9.base|))), 1006777#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 1006776#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~mem10.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 1006775#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 1006774#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|))), 1006773#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 1006772#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~end~0.base |main_#t~mem14.base|)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 1006771#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0)), 1006770#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 1006769#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| |main_#t~malloc12.base|) 1) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|))), 1006768#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1))] [2018-04-13 02:33:26,993 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 2 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:33:26,993 INFO L442 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-04-13 02:33:26,993 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-04-13 02:33:26,994 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=181, Invalid=1379, Unknown=0, NotChecked=0, Total=1560 [2018-04-13 02:33:26,994 INFO L87 Difference]: Start difference. First operand 3807 states and 4171 transitions. Second operand 40 states. [2018-04-13 02:33:30,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:33:30,531 INFO L93 Difference]: Finished difference Result 4062 states and 4458 transitions. [2018-04-13 02:33:30,531 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2018-04-13 02:33:30,532 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 163 [2018-04-13 02:33:30,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:33:30,534 INFO L225 Difference]: With dead ends: 4062 [2018-04-13 02:33:30,534 INFO L226 Difference]: Without dead ends: 4062 [2018-04-13 02:33:30,534 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 4 SyntacticMatches, 10 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1966 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=971, Invalid=6339, Unknown=0, NotChecked=0, Total=7310 [2018-04-13 02:33:30,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4062 states. [2018-04-13 02:33:30,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4062 to 3807. [2018-04-13 02:33:30,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3807 states. [2018-04-13 02:33:30,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3807 states to 3807 states and 4169 transitions. [2018-04-13 02:33:30,553 INFO L78 Accepts]: Start accepts. Automaton has 3807 states and 4169 transitions. Word has length 163 [2018-04-13 02:33:30,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:33:30,553 INFO L459 AbstractCegarLoop]: Abstraction has 3807 states and 4169 transitions. [2018-04-13 02:33:30,553 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-04-13 02:33:30,554 INFO L276 IsEmpty]: Start isEmpty. Operand 3807 states and 4169 transitions. [2018-04-13 02:33:30,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-04-13 02:33:30,555 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:33:30,555 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:33:30,555 INFO L408 AbstractCegarLoop]: === Iteration 210 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:33:30,555 INFO L82 PathProgramCache]: Analyzing trace with hash 300935339, now seen corresponding path program 7 times [2018-04-13 02:33:30,555 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:33:30,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:33:30,567 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:33:32,238 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:33:32,239 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:33:32,239 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [41] total 41 [2018-04-13 02:33:32,239 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:33:32,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:33:32,239 INFO L182 omatonBuilderFactory]: Interpolants [1014799#(and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base)), 1014798#(and (= 0 |main_#t~mem18.base|) (= 0 |main_#t~mem18.offset|)), 1014797#(or (and (= main_~end~0.base 0) (not (= (select |#valid| 0) 1))) (and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 1014796#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))) (= 0 |main_#t~mem22.offset|)) (and (= 0 |main_#t~mem22.base|) (not (= (select |#valid| 0) 1)))), 1014795#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (not (= (select |#valid| 0) 1))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 1014794#(or (and (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 1014793#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= main_~end~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (and (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))))), 1014792#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))) (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (= 0 (select |#valid| 0)))) (= 0 |main_#t~mem22.offset|))), 1014791#(or (and (or (and (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (+ 0 4))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 1014790#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select |#valid| 0))))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 1014789#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 1014788#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 1014787#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 1014786#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (or (and (= 0 (select |#valid| 0)) (= 0 |main_#t~mem10.offset|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))) (or (not (= main_~list~0.base |main_#t~mem10.base|)) (= main_~list~0.offset |main_#t~mem10.offset|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|))), 1014785#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (or (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (or (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 1014784#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (or (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (and (= 0 |main_#t~malloc9.offset|) (= 0 (select |#valid| 0)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (or (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~list~0.base |main_#t~malloc9.base|))) (<= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 1014767#(and (= main_~end~0.offset main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~end~0.base)) (= main_~list~0.base main_~end~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 1014766#(and (not (= |main_#t~malloc9.base| main_~end~0.base)) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 1014765#(and (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 1014764#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (= 0 (select |#valid| 0))), 1014763#(and (= main_~list~0.offset 0) (= 0 (select |#valid| 0))), 1014762#(and (= 0 (select |#valid| 0)) (= |main_#t~malloc0.offset| 0)), 1014761#(= 0 (select |#valid| 0)), 1014760#false, 1014759#true, 1014783#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (<= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 1014782#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ main_~list~0.offset 4))) (not (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (<= main_~list~0.offset 0) (not (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 1014781#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~list~0.offset main_~end~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 1014780#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~malloc9.base| main_~end~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 1014779#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 1014778#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) |main_#t~short17|) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 1014777#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem15.offset|) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 1014776#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 1014775#(and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~list~0.base)) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 1014774#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.offset main_~end~0.offset))) (< main_~end~0.offset (+ main_~list~0.offset 1))), 1014773#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~list~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 1014772#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base)) (<= main_~list~0.offset 0)), 1014771#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc9.base|))), 1014770#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 1014769#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 1014768#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem10.base| main_~list~0.base)) (= 0 (select |#valid| 0)) (<= 0 main_~list~0.offset) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|))] [2018-04-13 02:33:32,240 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:33:32,240 INFO L442 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-04-13 02:33:32,240 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-04-13 02:33:32,240 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=185, Invalid=1455, Unknown=0, NotChecked=0, Total=1640 [2018-04-13 02:33:32,240 INFO L87 Difference]: Start difference. First operand 3807 states and 4169 transitions. Second operand 41 states. [2018-04-13 02:33:33,142 WARN L151 SmtUtils]: Spent 102ms on a formula simplification. DAG size of input: 86 DAG size of output 73 [2018-04-13 02:33:37,065 WARN L151 SmtUtils]: Spent 100ms on a formula simplification. DAG size of input: 90 DAG size of output 74 [2018-04-13 02:33:38,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:33:38,046 INFO L93 Difference]: Finished difference Result 4396 states and 4815 transitions. [2018-04-13 02:33:38,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2018-04-13 02:33:38,046 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 164 [2018-04-13 02:33:38,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:33:38,048 INFO L225 Difference]: With dead ends: 4396 [2018-04-13 02:33:38,048 INFO L226 Difference]: Without dead ends: 4396 [2018-04-13 02:33:38,049 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 5 SyntacticMatches, 6 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3120 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=1355, Invalid=9565, Unknown=0, NotChecked=0, Total=10920 [2018-04-13 02:33:38,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4396 states. [2018-04-13 02:33:38,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4396 to 4028. [2018-04-13 02:33:38,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4028 states. [2018-04-13 02:33:38,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 4028 states and 4402 transitions. [2018-04-13 02:33:38,068 INFO L78 Accepts]: Start accepts. Automaton has 4028 states and 4402 transitions. Word has length 164 [2018-04-13 02:33:38,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:33:38,068 INFO L459 AbstractCegarLoop]: Abstraction has 4028 states and 4402 transitions. [2018-04-13 02:33:38,069 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-04-13 02:33:38,069 INFO L276 IsEmpty]: Start isEmpty. Operand 4028 states and 4402 transitions. [2018-04-13 02:33:38,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-04-13 02:33:38,070 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:33:38,070 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:33:38,070 INFO L408 AbstractCegarLoop]: === Iteration 211 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:33:38,070 INFO L82 PathProgramCache]: Analyzing trace with hash 1958832546, now seen corresponding path program 1 times [2018-04-13 02:33:38,071 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:33:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:33:38,081 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:33:39,016 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-13 02:33:39,016 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:33:39,016 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2018-04-13 02:33:39,017 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:33:39,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:33:39,017 INFO L182 omatonBuilderFactory]: Interpolants [1023375#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 1023374#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 1023373#(and (= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~mem10.base|))), 1023372#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| main_~end~0.base))), 1023371#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~malloc9.base|))), 1023370#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 1023369#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (not (= |main_#t~mem10.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 1023368#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (= 1 (select |#valid| main_~end~0.base))), 1023367#(and (= main_~list~0.offset 0) (= main_~end~0.base main_~list~0.base) (not (= |main_#t~malloc9.base| main_~end~0.base)) (not (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= main_~end~0.offset main_~list~0.offset)), 1023366#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 1023365#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 1023364#(and (= main_~list~0.offset 0) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not |main_#t~short7|)) (= 1 (select |#valid| main_~list~0.base))), 1023363#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= |main_#t~mem5.base| 0) (= |main_#t~mem5.offset| 0)))), 1023362#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))))), 1023361#(and (= main_~list~0.offset 0) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= main_~list~0.base |main_#t~mem4.base|)) (or (and (= |main_#t~mem4.offset| 0) (not (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))) (not (= main_~list~0.base |main_#t~mem4.base|))) (= 1 (select |#valid| main_~list~0.base))), 1023360#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= 0 main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 1023385#(= 1 (select |#valid| main_~list~0.base)), 1023384#(= 1 (select |#valid| main_~end~0.base)), 1023383#(and (not (= main_~list~0.base main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base))), 1023382#(and (not (= main_~list~0.base |main_#t~mem26.base|)) (= 1 (select |#valid| |main_#t~mem26.base|))), 1023381#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 1023380#(and (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 1023379#(and (= main_~list~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem23.base|))), 1023378#(and (= main_~list~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 1023377#(and (= main_~list~0.offset 0) (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 1023376#(and (= main_~list~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset))) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset)))), 1023359#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= 0 main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base |main_#t~mem3.base|))), 1023358#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)) main_~list~0.base)) (not (= 0 main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 1023357#(and (= 1 (select |#valid| |main_#t~malloc2.base|)) (not (= 0 main_~list~0.base)) (not (= |main_#t~malloc2.base| main_~list~0.base)) (= 0 main_~list~0.offset) (= 0 |main_#t~malloc2.offset|)), 1023356#(and (not (= 0 main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset)), 1023355#(and (not (= 0 main_~list~0.base)) (= 0 main_~list~0.offset)), 1023354#(and (not (= 0 |main_#t~malloc0.base|)) (= 0 |main_#t~malloc0.offset|)), 1023353#false, 1023352#true] [2018-04-13 02:33:39,017 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-13 02:33:39,017 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-13 02:33:39,017 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-13 02:33:39,017 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=989, Unknown=0, NotChecked=0, Total=1122 [2018-04-13 02:33:39,018 INFO L87 Difference]: Start difference. First operand 4028 states and 4402 transitions. Second operand 34 states. [2018-04-13 02:33:41,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:33:41,465 INFO L93 Difference]: Finished difference Result 5057 states and 5538 transitions. [2018-04-13 02:33:41,465 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2018-04-13 02:33:41,465 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 165 [2018-04-13 02:33:41,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:33:41,468 INFO L225 Difference]: With dead ends: 5057 [2018-04-13 02:33:41,468 INFO L226 Difference]: Without dead ends: 5057 [2018-04-13 02:33:41,469 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1243 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=1100, Invalid=4752, Unknown=0, NotChecked=0, Total=5852 [2018-04-13 02:33:41,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5057 states. [2018-04-13 02:33:41,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5057 to 4028. [2018-04-13 02:33:41,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4028 states. [2018-04-13 02:33:41,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 4028 states and 4401 transitions. [2018-04-13 02:33:41,490 INFO L78 Accepts]: Start accepts. Automaton has 4028 states and 4401 transitions. Word has length 165 [2018-04-13 02:33:41,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:33:41,490 INFO L459 AbstractCegarLoop]: Abstraction has 4028 states and 4401 transitions. [2018-04-13 02:33:41,490 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-13 02:33:41,490 INFO L276 IsEmpty]: Start isEmpty. Operand 4028 states and 4401 transitions. [2018-04-13 02:33:41,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-04-13 02:33:41,492 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:33:41,492 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:33:41,492 INFO L408 AbstractCegarLoop]: === Iteration 212 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:33:41,492 INFO L82 PathProgramCache]: Analyzing trace with hash -1682182226, now seen corresponding path program 5 times [2018-04-13 02:33:41,492 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:33:41,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:33:41,501 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:33:42,120 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:33:42,120 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:33:42,120 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2018-04-13 02:33:42,120 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:33:42,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:33:42,121 INFO L182 omatonBuilderFactory]: Interpolants [1032591#(= 1 (select |#valid| main_~end~0.base)), 1032590#(and (not (= main_~list~0.base main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base))), 1032589#(or (and (not (= main_~list~0.base main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base))) (not (= 0 main_~list~0.offset))), 1032588#(or (not (= 0 main_~list~0.offset)) (and (not (= main_~list~0.base |main_#t~mem26.base|)) (= 1 (select |#valid| |main_#t~mem26.base|)))), 1032587#(or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (not (= 0 main_~list~0.offset))), 1032586#(or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (not (= 0 main_~list~0.offset)) (= 0 main_~list~0.base)), 1032585#(or (= 0 main_~end~0.base) (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))))), 1032584#(or (= 0 main_~end~0.base) (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))))), 1032583#(or (= 0 main_~end~0.base) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))))), 1032582#(or (= 0 |main_#t~mem26.base|) (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) 0))) (= |main_#t~mem26.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem26.base|) 0))))), 1032581#(or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) 0))))), 1032580#(or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))))), 1032579#(or (and (= main_~end~0.offset main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (= main_~list~0.base main_~end~0.base) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 1032578#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))), 1032577#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~end~0.offset)))), 1032576#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 1032592#(= 1 (select |#valid| main_~list~0.base)), 1032559#(= |main_#t~malloc0.offset| 0), 1032558#false, 1032557#true, 1032575#(or (and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 1032574#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~list~0.offset |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 1032573#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base)) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 1032572#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base))), 1032571#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base))), 1032570#(and (= main_~list~0.offset 0) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 1032569#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 1032568#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 1032567#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 1032566#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 1032565#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 1032564#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 1032563#(and (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|))), 1032562#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 1032561#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 1032560#(= main_~list~0.offset 0)] [2018-04-13 02:33:42,121 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 02:33:42,121 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-13 02:33:42,121 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-13 02:33:42,121 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=1126, Unknown=0, NotChecked=0, Total=1260 [2018-04-13 02:33:42,121 INFO L87 Difference]: Start difference. First operand 4028 states and 4401 transitions. Second operand 36 states. [2018-04-13 02:33:44,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:33:44,622 INFO L93 Difference]: Finished difference Result 4151 states and 4523 transitions. [2018-04-13 02:33:44,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2018-04-13 02:33:44,622 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 165 [2018-04-13 02:33:44,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:33:44,624 INFO L225 Difference]: With dead ends: 4151 [2018-04-13 02:33:44,624 INFO L226 Difference]: Without dead ends: 4151 [2018-04-13 02:33:44,624 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 3 SyntacticMatches, 5 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2674 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=1195, Invalid=7735, Unknown=0, NotChecked=0, Total=8930 [2018-04-13 02:33:44,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4151 states. [2018-04-13 02:33:44,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4151 to 4087. [2018-04-13 02:33:44,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4087 states. [2018-04-13 02:33:44,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4087 states to 4087 states and 4460 transitions. [2018-04-13 02:33:44,642 INFO L78 Accepts]: Start accepts. Automaton has 4087 states and 4460 transitions. Word has length 165 [2018-04-13 02:33:44,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:33:44,642 INFO L459 AbstractCegarLoop]: Abstraction has 4087 states and 4460 transitions. [2018-04-13 02:33:44,642 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-13 02:33:44,642 INFO L276 IsEmpty]: Start isEmpty. Operand 4087 states and 4460 transitions. [2018-04-13 02:33:44,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-04-13 02:33:44,643 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:33:44,643 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:33:44,643 INFO L408 AbstractCegarLoop]: === Iteration 213 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:33:44,643 INFO L82 PathProgramCache]: Analyzing trace with hash -1692867053, now seen corresponding path program 22 times [2018-04-13 02:33:44,644 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:33:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:33:44,667 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:33:45,789 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:33:45,790 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:33:45,790 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [41] total 41 [2018-04-13 02:33:45,790 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:33:45,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:33:45,790 INFO L182 omatonBuilderFactory]: Interpolants [1040975#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~list~0.offset |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))) (and (= |main_#t~mem10.base| main_~list~0.base) (= main_~list~0.offset |main_#t~mem10.offset|))), 1040974#(or (and (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select |#valid| main_~list~0.base) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 1040973#(or (and (= main_~list~0.offset |main_#t~malloc9.offset|) (= main_~list~0.base |main_#t~malloc9.base|)) (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 1040972#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 1040971#(and (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= (select |#valid| main_~list~0.base) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 1040970#(and (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (= 1 (select |#valid| main_~end~0.base))), 1040969#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 1040968#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0))), 1040967#(and (= main_~list~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= (select |#valid| main_~list~0.base) 0)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 1040966#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 8 (select |#length| main_~end~0.base)) (not (= (select |#valid| main_~end~0.base) 0))), 1040965#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 1040964#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 1040963#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 1040962#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 1040961#(and (= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 1040960#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= 8 (select |#length| main_~end~0.base))), 1040990#(= 1 (select |#valid| main_~end~0.base)), 1040989#(= 1 (select |#valid| |main_#t~mem22.base|)), 1040988#(and (= (select |#length| main_~end~0.base) 8) (<= main_~end~0.offset 0) (or (not (= main_~end~0.offset 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))), 1040987#(and (or (not (= main_~end~0.offset 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (= 8 (select |#length| main_~end~0.base))), 1040986#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (or (not (= main_~end~0.offset 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))) (= 8 (select |#length| main_~end~0.base)))), 1040985#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= 8 (select |#length| |main_#t~mem22.base|)))), 1040984#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))))), 1040983#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 1040982#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))), 1040981#(and (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (and (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 1040980#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 1040979#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 1040978#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (= |main_#t~malloc12.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~malloc12.base|))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 1040977#(and (= (select |#valid| main_~end~0.base) 1) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))))), 1040976#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select |#valid| main_~list~0.base) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 1040959#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 1040958#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 1040957#(and (= main_~list~0.offset 0) (= |main_#t~mem10.offset| 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1)), 1040956#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 1040955#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| |main_#t~malloc9.base|))), 1040954#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1)), 1040953#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 1040952#(= main_~list~0.offset 0), 1040951#(= |main_#t~malloc0.offset| 0), 1040950#false, 1040949#true] [2018-04-13 02:33:45,791 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:33:45,791 INFO L442 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-04-13 02:33:45,791 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-04-13 02:33:45,791 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=1570, Unknown=0, NotChecked=0, Total=1722 [2018-04-13 02:33:45,791 INFO L87 Difference]: Start difference. First operand 4087 states and 4460 transitions. Second operand 42 states. [2018-04-13 02:33:51,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:33:51,555 INFO L93 Difference]: Finished difference Result 5054 states and 5562 transitions. [2018-04-13 02:33:51,555 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2018-04-13 02:33:51,555 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 165 [2018-04-13 02:33:51,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:33:51,557 INFO L225 Difference]: With dead ends: 5054 [2018-04-13 02:33:51,557 INFO L226 Difference]: Without dead ends: 5054 [2018-04-13 02:33:51,558 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 5 SyntacticMatches, 5 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3868 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=1641, Invalid=11241, Unknown=0, NotChecked=0, Total=12882 [2018-04-13 02:33:51,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5054 states. [2018-04-13 02:33:51,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5054 to 4161. [2018-04-13 02:33:51,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4161 states. [2018-04-13 02:33:51,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4161 states to 4161 states and 4538 transitions. [2018-04-13 02:33:51,579 INFO L78 Accepts]: Start accepts. Automaton has 4161 states and 4538 transitions. Word has length 165 [2018-04-13 02:33:51,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:33:51,579 INFO L459 AbstractCegarLoop]: Abstraction has 4161 states and 4538 transitions. [2018-04-13 02:33:51,579 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-04-13 02:33:51,579 INFO L276 IsEmpty]: Start isEmpty. Operand 4161 states and 4538 transitions. [2018-04-13 02:33:51,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-04-13 02:33:51,580 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:33:51,580 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:33:51,580 INFO L408 AbstractCegarLoop]: === Iteration 214 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:33:51,580 INFO L82 PathProgramCache]: Analyzing trace with hash -1692867052, now seen corresponding path program 21 times [2018-04-13 02:33:51,581 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:33:51,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:33:51,604 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:33:52,682 WARN L151 SmtUtils]: Spent 115ms on a formula simplification. DAG size of input: 112 DAG size of output 52 [2018-04-13 02:33:52,840 WARN L151 SmtUtils]: Spent 119ms on a formula simplification. DAG size of input: 112 DAG size of output 49 [2018-04-13 02:33:53,279 WARN L151 SmtUtils]: Spent 158ms on a formula simplification. DAG size of input: 99 DAG size of output 60 [2018-04-13 02:33:54,289 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:33:54,289 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:33:54,289 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [46] total 46 [2018-04-13 02:33:54,289 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:33:54,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:33:54,290 INFO L182 omatonBuilderFactory]: Interpolants [1050384#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (or (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~list~0.base |main_#t~malloc12.base|))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 1050385#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))))), 1050386#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= |main_#t~mem13.base| main_~list~0.base)) (or (and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 1050387#(and (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= |main_#t~mem14.base| main_~list~0.base))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 1050388#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))), 1050389#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 1050390#(or (and (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 1050391#(and (= 0 |main_#t~mem22.offset|) (or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)))) (= 0 |main_#t~mem22.base|) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|))))), 1050392#(and (= main_~end~0.offset 0) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base 0))), 1050393#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 1050394#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|))), 1050395#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base)))), 1050396#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 1050368#(or (not |main_#t~short17|) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~list~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 1050369#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~list~0.base)) (not (= (select |#valid| main_~list~0.base) 0)) (= 8 (select |#length| |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1050370#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~list~0.base)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select |#valid| main_~end~0.base) 0)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1050371#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~list~0.base)) (not (= (select |#valid| main_~list~0.base) 0)) (= 8 (select |#length| |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 1050372#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~list~0.base)) (not (= (select |#valid| main_~list~0.base) 0)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 8 (select |#length| main_~end~0.base))), 1050373#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~list~0.base)) (not (= (select |#valid| main_~list~0.base) 0)) (= 8 (select |#length| main_~end~0.base))), 1050374#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~list~0.base)) (not (= (select |#valid| main_~list~0.base) 0)) (= 8 (select |#length| main_~end~0.base)) (not (= (select |#valid| main_~end~0.base) 0))), 1050375#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~list~0.base)) (not (= (select |#valid| main_~list~0.base) 0)) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 1050376#(and (= main_~list~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~list~0.base)) (not (= (select |#valid| main_~list~0.base) 0)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= (select |#length| main_~end~0.base) (select |#length| main_~list~0.base))), 1050377#(and (= main_~list~0.offset 0) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~list~0.base)) (not (= (select |#valid| main_~list~0.base) 0)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 1050378#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~list~0.base)) (not (= (select |#valid| main_~list~0.base) 0)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)), 1050379#(and (or (and (= main_~list~0.offset |main_#t~malloc9.offset|) (= |main_#t~malloc9.base| main_~list~0.base)) (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset |main_#t~malloc9.offset|) (or (and (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.offset|) (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (not (= (select |#valid| main_~list~0.base) 0)))) (or (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (and (= main_~list~0.offset |main_#t~malloc9.offset|) (= |main_#t~malloc9.base| main_~list~0.base)) (= 8 (select |#length| main_~list~0.base)) (and (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.offset|) (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))), 1050380#(and (or (and (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~list~0.base))) (or (and (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select |#valid| main_~list~0.base) 0)) (or (and (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 1050381#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select |#valid| main_~list~0.base) 0)) (or (and (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (or (and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| |main_#t~mem10.base|))) (and (= (select |#length| main_~list~0.base) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 8 (select |#length| main_~list~0.base))))) (and (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (= main_~list~0.offset |main_#t~mem10.offset|)) (and (= |main_#t~mem10.base| main_~list~0.base) (= main_~list~0.offset |main_#t~mem10.offset|))), 1050382#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (or (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= (select |#valid| main_~list~0.base) 0))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))) (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~end~0.base))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (and (= (select |#length| main_~list~0.base) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 8 (select |#length| main_~list~0.base))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)))), 1050383#(and (or (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| main_~list~0.base)) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (or (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= (select |#valid| main_~end~0.base) 1) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| main_~list~0.base) 0))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 1050352#(and (= (select |#length| |main_#t~malloc0.base|) 8) (= |main_#t~malloc0.offset| 0)), 1050353#(and (= main_~list~0.offset 0) (= 8 (select |#length| main_~list~0.base))), 1050354#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (= 8 (select |#length| main_~list~0.base))), 1050355#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 1050356#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 8 (select |#length| main_~end~0.base))), 1050357#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 8 (select |#length| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 1050358#(and (= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 8 (select |#length| main_~list~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 1050359#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| main_~list~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1050360#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~list~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1050361#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 8 (select |#length| main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1050362#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1050363#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1050364#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1050365#(and (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (or (= main_~end~0.base |main_#t~mem14.base|) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))), 1050366#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~list~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 1050367#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~list~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 1050350#true, 1050351#false] [2018-04-13 02:33:54,290 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:33:54,290 INFO L442 AbstractCegarLoop]: Interpolant automaton has 47 states [2018-04-13 02:33:54,290 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2018-04-13 02:33:54,290 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=213, Invalid=1949, Unknown=0, NotChecked=0, Total=2162 [2018-04-13 02:33:54,290 INFO L87 Difference]: Start difference. First operand 4161 states and 4538 transitions. Second operand 47 states. [2018-04-13 02:33:55,978 WARN L151 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 105 DAG size of output 75 [2018-04-13 02:33:56,604 WARN L151 SmtUtils]: Spent 119ms on a formula simplification. DAG size of input: 117 DAG size of output 82 [2018-04-13 02:33:56,773 WARN L151 SmtUtils]: Spent 116ms on a formula simplification. DAG size of input: 120 DAG size of output 83 [2018-04-13 02:33:56,968 WARN L151 SmtUtils]: Spent 144ms on a formula simplification. DAG size of input: 133 DAG size of output 93 [2018-04-13 02:33:57,151 WARN L151 SmtUtils]: Spent 134ms on a formula simplification. DAG size of input: 123 DAG size of output 87 [2018-04-13 02:33:57,341 WARN L151 SmtUtils]: Spent 148ms on a formula simplification. DAG size of input: 139 DAG size of output 100 [2018-04-13 02:33:57,528 WARN L151 SmtUtils]: Spent 141ms on a formula simplification. DAG size of input: 126 DAG size of output 89 [2018-04-13 02:33:57,767 WARN L151 SmtUtils]: Spent 162ms on a formula simplification. DAG size of input: 144 DAG size of output 102 [2018-04-13 02:33:58,105 WARN L151 SmtUtils]: Spent 106ms on a formula simplification. DAG size of input: 123 DAG size of output 74 [2018-04-13 02:33:58,334 WARN L151 SmtUtils]: Spent 110ms on a formula simplification. DAG size of input: 106 DAG size of output 67 [2018-04-13 02:33:58,592 WARN L151 SmtUtils]: Spent 109ms on a formula simplification. DAG size of input: 119 DAG size of output 78 [2018-04-13 02:33:58,797 WARN L151 SmtUtils]: Spent 138ms on a formula simplification. DAG size of input: 142 DAG size of output 85 [2018-04-13 02:33:59,009 WARN L151 SmtUtils]: Spent 133ms on a formula simplification. DAG size of input: 116 DAG size of output 74 [2018-04-13 02:33:59,169 WARN L151 SmtUtils]: Spent 122ms on a formula simplification. DAG size of input: 117 DAG size of output 75 [2018-04-13 02:33:59,440 WARN L151 SmtUtils]: Spent 112ms on a formula simplification. DAG size of input: 117 DAG size of output 72 [2018-04-13 02:33:59,680 WARN L151 SmtUtils]: Spent 142ms on a formula simplification. DAG size of input: 122 DAG size of output 79 [2018-04-13 02:33:59,840 WARN L151 SmtUtils]: Spent 124ms on a formula simplification. DAG size of input: 123 DAG size of output 79 [2018-04-13 02:34:00,027 WARN L151 SmtUtils]: Spent 147ms on a formula simplification. DAG size of input: 125 DAG size of output 80 [2018-04-13 02:34:00,306 WARN L151 SmtUtils]: Spent 132ms on a formula simplification. DAG size of input: 128 DAG size of output 81 [2018-04-13 02:34:01,352 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 112 DAG size of output 68 [2018-04-13 02:34:01,512 WARN L151 SmtUtils]: Spent 120ms on a formula simplification. DAG size of input: 131 DAG size of output 69 [2018-04-13 02:34:01,739 WARN L151 SmtUtils]: Spent 122ms on a formula simplification. DAG size of input: 98 DAG size of output 58 [2018-04-13 02:34:01,955 WARN L151 SmtUtils]: Spent 156ms on a formula simplification. DAG size of input: 90 DAG size of output 83 [2018-04-13 02:34:02,104 WARN L151 SmtUtils]: Spent 110ms on a formula simplification. DAG size of input: 90 DAG size of output 83 [2018-04-13 02:34:02,247 WARN L151 SmtUtils]: Spent 103ms on a formula simplification. DAG size of input: 90 DAG size of output 82 [2018-04-13 02:34:02,413 WARN L151 SmtUtils]: Spent 129ms on a formula simplification. DAG size of input: 96 DAG size of output 90 [2018-04-13 02:34:02,549 WARN L151 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 96 DAG size of output 89 [2018-04-13 02:34:02,727 WARN L151 SmtUtils]: Spent 140ms on a formula simplification. DAG size of input: 99 DAG size of output 93 [2018-04-13 02:34:02,893 WARN L151 SmtUtils]: Spent 120ms on a formula simplification. DAG size of input: 101 DAG size of output 93 [2018-04-13 02:34:04,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:34:04,639 INFO L93 Difference]: Finished difference Result 5155 states and 5656 transitions. [2018-04-13 02:34:04,639 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2018-04-13 02:34:04,639 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 165 [2018-04-13 02:34:04,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:34:04,642 INFO L225 Difference]: With dead ends: 5155 [2018-04-13 02:34:04,642 INFO L226 Difference]: Without dead ends: 5155 [2018-04-13 02:34:04,642 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 3 SyntacticMatches, 6 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5341 ImplicationChecksByTransitivity, 10.9s TimeCoverageRelationStatistics Valid=2355, Invalid=14157, Unknown=0, NotChecked=0, Total=16512 [2018-04-13 02:34:04,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5155 states. [2018-04-13 02:34:04,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5155 to 4161. [2018-04-13 02:34:04,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4161 states. [2018-04-13 02:34:04,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4161 states to 4161 states and 4538 transitions. [2018-04-13 02:34:04,663 INFO L78 Accepts]: Start accepts. Automaton has 4161 states and 4538 transitions. Word has length 165 [2018-04-13 02:34:04,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:34:04,664 INFO L459 AbstractCegarLoop]: Abstraction has 4161 states and 4538 transitions. [2018-04-13 02:34:04,664 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states. [2018-04-13 02:34:04,664 INFO L276 IsEmpty]: Start isEmpty. Operand 4161 states and 4538 transitions. [2018-04-13 02:34:04,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-04-13 02:34:04,665 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:34:04,665 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:34:04,665 INFO L408 AbstractCegarLoop]: === Iteration 215 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:34:04,665 INFO L82 PathProgramCache]: Analyzing trace with hash 448361680, now seen corresponding path program 2 times [2018-04-13 02:34:04,666 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:34:04,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:34:04,683 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:34:06,841 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 6 proven. 110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:34:06,841 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:34:06,841 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [43] total 43 [2018-04-13 02:34:06,841 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:34:06,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:34:06,842 INFO L182 omatonBuilderFactory]: Interpolants [1059904#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 1059905#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= (select |#valid| main_~end~0.base) 1)), 1059906#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))))), 1059907#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 1059908#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (not (= main_~end~0.base |main_#t~mem13.base|))), 1059909#(and (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 1059910#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0))), 1059911#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0))), 1059912#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 1059913#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4))) (= 0 |main_#t~mem22.offset|)) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|))), 1059914#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (<= (+ main_~end~0.offset 1) 0) (and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 1059915#(or (<= (+ main_~end~0.offset 1) 0) (and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 1059916#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4))) (= 0 |main_#t~mem22.offset|)), 1059917#(and (= main_~end~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 1059918#(and (= 0 |main_#t~mem18.base|) (= 0 |main_#t~mem18.offset|)), 1059919#(and (= 0 main_~inner~0.offset) (= 0 main_~inner~0.base)), 1059888#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1059889#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1059890#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1059891#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~end~0.base |main_#t~mem14.base|)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1059892#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1059893#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1059894#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 1059895#(and (or (not (= main_~list~0.offset main_~end~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 1059896#(and (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 1059897#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 1059898#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)) |main_#t~mem15.offset|) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 1059899#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) |main_#t~short17|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 1059900#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1))), 1059901#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~list~0.offset |main_#t~malloc9.offset|) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (or (= |main_#t~malloc9.base| main_~list~0.base) (= (select |#valid| main_~list~0.base) 1)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (<= main_~list~0.offset 0) (< main_~end~0.offset (+ main_~list~0.offset 1)) (= |main_#t~malloc9.offset| (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 1059902#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (or (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= (select |#valid| main_~list~0.base) 1)) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0)), 1059903#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 1) (= main_~list~0.offset |main_#t~mem10.offset|) (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (or (= main_~list~0.base |main_#t~mem10.base|) (= (select |#valid| main_~list~0.base) 1)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 1059877#true, 1059878#false, 1059879#(= |main_#t~malloc0.offset| 0), 1059880#(= main_~list~0.offset 0), 1059881#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 1059882#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 1059883#(and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (not (= |main_#t~malloc9.base| 0)) (<= main_~list~0.offset 0)), 1059884#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset) 0)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 1059885#(and (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 1059886#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1059887#(and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) 0)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))] [2018-04-13 02:34:06,842 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 6 proven. 110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:34:06,842 INFO L442 AbstractCegarLoop]: Interpolant automaton has 43 states [2018-04-13 02:34:06,842 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2018-04-13 02:34:06,842 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=174, Invalid=1632, Unknown=0, NotChecked=0, Total=1806 [2018-04-13 02:34:06,843 INFO L87 Difference]: Start difference. First operand 4161 states and 4538 transitions. Second operand 43 states. [2018-04-13 02:34:10,115 WARN L151 SmtUtils]: Spent 132ms on a formula simplification. DAG size of input: 92 DAG size of output 89 [2018-04-13 02:34:12,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:34:12,276 INFO L93 Difference]: Finished difference Result 4645 states and 5050 transitions. [2018-04-13 02:34:12,276 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2018-04-13 02:34:12,276 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 165 [2018-04-13 02:34:12,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:34:12,278 INFO L225 Difference]: With dead ends: 4645 [2018-04-13 02:34:12,278 INFO L226 Difference]: Without dead ends: 4645 [2018-04-13 02:34:12,279 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 4 SyntacticMatches, 11 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3879 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=1259, Invalid=11173, Unknown=0, NotChecked=0, Total=12432 [2018-04-13 02:34:12,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4645 states. [2018-04-13 02:34:12,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4645 to 4303. [2018-04-13 02:34:12,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4303 states. [2018-04-13 02:34:12,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4303 states to 4303 states and 4688 transitions. [2018-04-13 02:34:12,301 INFO L78 Accepts]: Start accepts. Automaton has 4303 states and 4688 transitions. Word has length 165 [2018-04-13 02:34:12,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:34:12,301 INFO L459 AbstractCegarLoop]: Abstraction has 4303 states and 4688 transitions. [2018-04-13 02:34:12,301 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states. [2018-04-13 02:34:12,301 INFO L276 IsEmpty]: Start isEmpty. Operand 4303 states and 4688 transitions. [2018-04-13 02:34:12,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-04-13 02:34:12,303 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:34:12,303 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:34:12,303 INFO L408 AbstractCegarLoop]: === Iteration 216 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:34:12,303 INFO L82 PathProgramCache]: Analyzing trace with hash 308568560, now seen corresponding path program 3 times [2018-04-13 02:34:12,303 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:34:12,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:34:12,332 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:34:14,052 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 116 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:34:14,052 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:34:14,052 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [43] total 43 [2018-04-13 02:34:14,052 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:34:14,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:34:14,052 INFO L182 omatonBuilderFactory]: Interpolants [1069008#(= |main_#t~malloc0.offset| 0), 1069009#(= 0 main_~list~0.offset), 1069010#(and (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset)), 1069011#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 1069012#(and (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 0 main_~list~0.offset) (= 8 (select |#length| |main_#t~malloc9.base|))), 1069013#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 1069014#(and (= 0 main_~list~0.offset) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= 8 (select |#length| |main_#t~mem10.base|)) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|)), 1069015#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 1069016#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 1069017#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= 8 (select |#length| main_~end~0.base))), 1069018#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| main_~end~0.base))), 1069019#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 8 (select |#length| main_~end~0.base))), 1069020#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base |main_#t~mem14.base|)) (= main_~end~0.offset 0) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 1069021#(and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| main_~end~0.base))), 1069022#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= |main_#t~malloc9.offset| main_~list~0.offset) (= 8 (select |#length| main_~end~0.base))), 1069023#(and (= main_~list~0.offset 0) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select |#valid| main_~end~0.base) 0)) (= 8 (select |#length| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 1069006#true, 1069007#false, 1069040#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (+ 0 4)))))), 1069041#(or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (+ 0 4)))) (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))), 1069042#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 8 (select |#length| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))))) (not (= 0 main_~end~0.offset))) (= 8 (select |#length| main_~end~0.base)))), 1069043#(or (and (or (not (= main_~end~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 8 (select |#length| main_~end~0.base))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 8 (select |#length| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 1069044#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 8 (select |#length| main_~end~0.base)) (or (<= (+ main_~end~0.offset 8) (select |#length| main_~end~0.base)) (<= main_~end~0.offset 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= (select |#length| main_~end~0.base) 8) (or (not (= main_~end~0.offset 0)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (or (<= (+ main_~end~0.offset 8) (select |#length| main_~end~0.base)) (<= main_~end~0.offset 0)))), 1069045#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (= 0 |main_#t~mem22.offset|))), 1069046#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))))), 1069047#(and (= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))), 1069048#(= 1 (select |#valid| |main_#t~mem18.base|)), 1069049#(= 1 (select |#valid| main_~inner~0.base)), 1069024#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= |main_#t~mem10.offset| main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 1069025#(or (and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 1069026#(and (or (and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))) (not (= (select |#valid| main_~end~0.base) 0))), 1069027#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (or (not (= main_~list~0.base |main_#t~malloc12.base|)) (= main_~list~0.offset |main_#t~malloc12.offset|))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)))), 1069028#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (or (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1)), 1069029#(or (and (= |main_#t~mem13.offset| 0) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem13.offset| main_~list~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (and (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base |main_#t~mem13.base|)) (or (and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))))), 1069030#(or (and (= (select |#valid| main_~end~0.base) 1) (or (and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)))) (and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~end~0.base)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 1069031#(or (and (= main_~list~0.offset 0) (not (= main_~end~0.base |main_#t~mem14.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem14.base|) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem14.base|) main_~list~0.offset)) (= |main_#t~mem14.offset| 0) (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base)) (and (or (and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~mem14.base|)) (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1))), 1069032#(or (and (= (select |#valid| main_~end~0.base) 1) (or (and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 1069033#(or (and (not (= main_~end~0.base |main_#t~malloc9.base|)) (or (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~end~0.offset 0) (or (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (<= 0 main_~end~0.offset) (not (= main_~list~0.base |main_#t~malloc9.base|))) (and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 8 (select |#length| |main_#t~malloc9.base|))))) (and (= main_~list~0.offset |main_#t~malloc9.offset|) (= |main_#t~malloc9.base| main_~list~0.base)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~malloc9.base|)))), 1069034#(or (and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (<= main_~end~0.offset 0) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset)))) (and (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 1069035#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ 0 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ 0 4))))) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 |main_#t~mem10.offset|)) (and (= |main_#t~mem10.base| main_~list~0.base) (= main_~list~0.offset |main_#t~mem10.offset|))), 1069036#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ 0 4)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ 0 4))))) (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 1069037#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ 0 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 1069038#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ 0 4))))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 1069039#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (+ 0 4))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))] [2018-04-13 02:34:14,053 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 116 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:34:14,053 INFO L442 AbstractCegarLoop]: Interpolant automaton has 44 states [2018-04-13 02:34:14,053 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2018-04-13 02:34:14,053 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=1740, Unknown=0, NotChecked=0, Total=1892 [2018-04-13 02:34:14,053 INFO L87 Difference]: Start difference. First operand 4303 states and 4688 transitions. Second operand 44 states. [2018-04-13 02:34:17,977 WARN L151 SmtUtils]: Spent 143ms on a formula simplification. DAG size of input: 119 DAG size of output 114 [2018-04-13 02:34:18,258 WARN L151 SmtUtils]: Spent 219ms on a formula simplification. DAG size of input: 143 DAG size of output 138 [2018-04-13 02:34:21,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:34:21,346 INFO L93 Difference]: Finished difference Result 4851 states and 5300 transitions. [2018-04-13 02:34:21,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2018-04-13 02:34:21,346 INFO L78 Accepts]: Start accepts. Automaton has 44 states. Word has length 165 [2018-04-13 02:34:21,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:34:21,349 INFO L225 Difference]: With dead ends: 4851 [2018-04-13 02:34:21,349 INFO L226 Difference]: Without dead ends: 4851 [2018-04-13 02:34:21,349 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 2 SyntacticMatches, 6 SemanticMatches, 107 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3308 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=1375, Invalid=10397, Unknown=0, NotChecked=0, Total=11772 [2018-04-13 02:34:21,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4851 states. [2018-04-13 02:34:21,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4851 to 4437. [2018-04-13 02:34:21,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4437 states. [2018-04-13 02:34:21,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4437 states to 4437 states and 4836 transitions. [2018-04-13 02:34:21,371 INFO L78 Accepts]: Start accepts. Automaton has 4437 states and 4836 transitions. Word has length 165 [2018-04-13 02:34:21,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:34:21,371 INFO L459 AbstractCegarLoop]: Abstraction has 4437 states and 4836 transitions. [2018-04-13 02:34:21,371 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states. [2018-04-13 02:34:21,371 INFO L276 IsEmpty]: Start isEmpty. Operand 4437 states and 4836 transitions. [2018-04-13 02:34:21,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-04-13 02:34:21,372 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:34:21,372 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:34:21,372 INFO L408 AbstractCegarLoop]: === Iteration 217 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:34:21,373 INFO L82 PathProgramCache]: Analyzing trace with hash 308568561, now seen corresponding path program 1 times [2018-04-13 02:34:21,373 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:34:21,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:34:21,417 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:34:22,938 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 116 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:34:22,939 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:34:22,939 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [40] total 40 [2018-04-13 02:34:22,939 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:34:22,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:34:22,939 INFO L182 omatonBuilderFactory]: Interpolants [1078480#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1078481#(and (not (= main_~list~0.base main_~end~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1078482#(and (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1078483#(and (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1078484#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc9.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1078485#(and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~end~0.base) (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1078486#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= 0 |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 1078487#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 1078488#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 1078489#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (<= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| |main_#t~malloc12.base|) 1) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (= 0 |main_#t~malloc12.offset|) (= 8 (select |#length| |main_#t~malloc12.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (< main_~end~0.offset (+ main_~list~0.offset 1)) (<= main_~list~0.offset 0) (not (= main_~list~0.base |main_#t~malloc12.base|))), 1078490#(and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.offset main_~end~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0)), 1078491#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.offset main_~end~0.offset) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base |main_#t~mem13.base|)) (<= main_~list~0.offset 0) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 1078492#(and (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (not (= main_~end~0.base |main_#t~mem14.base|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~list~0.offset main_~end~0.offset) (not (= |main_#t~mem14.base| main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 1078493#(and (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base main_~list~0.base)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 1078494#(and (= main_~list~0.offset main_~end~0.offset) (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (or (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~list~0.base |main_#t~malloc9.base|))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 1078495#(and (= main_~list~0.offset main_~end~0.offset) (or (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 1078468#true, 1078469#false, 1078470#(= |main_#t~malloc0.offset| 0), 1078471#(= main_~list~0.offset 0), 1078472#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 1078473#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0)), 1078474#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base |main_#t~malloc9.base|)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)), 1078475#(and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (<= main_~list~0.offset 0)), 1078476#(and (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (<= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 1078477#(and (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1078478#(and (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1078479#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~list~0.base main_~end~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1) (not (= main_~list~0.base |main_#t~malloc12.base|)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1078496#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4)))) (or (not (= main_~list~0.base |main_#t~mem10.base|)) (= main_~list~0.offset |main_#t~mem10.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 1078497#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 1078498#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4)))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))))), 1078499#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 1078500#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (<= 0 main_~list~0.offset) (<= main_~list~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 1078501#(or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (+ 0 4)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 1078502#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (+ 0 4)))) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|))), 1078503#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 1078504#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 1078505#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) (+ 0 4))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) (+ 0 4)))) (= 0 |main_#t~mem22.offset|)), 1078506#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))), 1078507#(and (= 8 (select |#length| |main_#t~mem18.base|)) (= 0 |main_#t~mem18.offset|)), 1078508#(and (= 8 (select |#length| main_~inner~0.base)) (= main_~inner~0.offset 0))] [2018-04-13 02:34:22,939 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 116 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:34:22,940 INFO L442 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-04-13 02:34:22,940 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-04-13 02:34:22,940 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=166, Invalid=1474, Unknown=0, NotChecked=0, Total=1640 [2018-04-13 02:34:22,940 INFO L87 Difference]: Start difference. First operand 4437 states and 4836 transitions. Second operand 41 states. [2018-04-13 02:34:25,540 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 108 DAG size of output 95 [2018-04-13 02:34:28,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:34:28,604 INFO L93 Difference]: Finished difference Result 5067 states and 5522 transitions. [2018-04-13 02:34:28,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2018-04-13 02:34:28,605 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 165 [2018-04-13 02:34:28,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:34:28,607 INFO L225 Difference]: With dead ends: 5067 [2018-04-13 02:34:28,607 INFO L226 Difference]: Without dead ends: 5067 [2018-04-13 02:34:28,608 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 2 SyntacticMatches, 10 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3226 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=1032, Invalid=9680, Unknown=0, NotChecked=0, Total=10712 [2018-04-13 02:34:28,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5067 states. [2018-04-13 02:34:28,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5067 to 4451. [2018-04-13 02:34:28,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4451 states. [2018-04-13 02:34:28,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4451 states to 4451 states and 4848 transitions. [2018-04-13 02:34:28,631 INFO L78 Accepts]: Start accepts. Automaton has 4451 states and 4848 transitions. Word has length 165 [2018-04-13 02:34:28,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:34:28,632 INFO L459 AbstractCegarLoop]: Abstraction has 4451 states and 4848 transitions. [2018-04-13 02:34:28,632 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-04-13 02:34:28,632 INFO L276 IsEmpty]: Start isEmpty. Operand 4451 states and 4848 transitions. [2018-04-13 02:34:28,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-04-13 02:34:28,633 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:34:28,633 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:34:28,633 INFO L408 AbstractCegarLoop]: === Iteration 218 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:34:28,633 INFO L82 PathProgramCache]: Analyzing trace with hash 1320203707, now seen corresponding path program 9 times [2018-04-13 02:34:28,634 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:34:28,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:34:28,647 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:34:29,601 WARN L151 SmtUtils]: Spent 136ms on a formula simplification. DAG size of input: 71 DAG size of output 48 [2018-04-13 02:34:30,345 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 204 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:34:30,345 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:34:30,345 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-04-13 02:34:30,345 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:34:30,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:34:30,346 INFO L182 omatonBuilderFactory]: Interpolants [1088153#true, 1088154#false, 1088155#(= |main_#t~malloc0.offset| 0), 1088156#(= 0 main_~list~0.offset), 1088157#(and (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset)), 1088158#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 1088159#(and (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 0 main_~list~0.offset)), 1088176#(and (or (and (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~mem10.base|))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset |main_#t~mem10.offset|))) (or (and (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= 0 |main_#t~mem10.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~list~0.offset |main_#t~mem10.offset|) (= 0 |main_#t~mem10.offset|)))), 1088177#(and (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))) (or (and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)))), 1088178#(and (or (and (= main_~end~0.base main_~list~0.base) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (or (and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (and (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 1088179#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (and (or (and (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)))) (or (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (and (= main_~end~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))))), 1088180#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))))))), 1088181#(and (or (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) 0))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 1088182#(and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) 0))) (= 0 |main_#t~mem22.base|) (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (= 0 |main_#t~mem22.offset|) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (= 0 |main_#t~mem22.base|) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))), 1088183#(and (= main_~end~0.offset 0) (or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (or (= main_~end~0.base 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 1088184#(and (or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)))) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))), 1088185#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)))), 1088186#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 1088187#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))), 1088188#(= 1 (select |#valid| |main_#t~mem22.base|)), 1088189#(= 1 (select |#valid| main_~end~0.base)), 1088160#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 1088161#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem10.offset| 0) (= 0 main_~list~0.offset) (not (= main_~list~0.base |main_#t~mem10.base|)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 1088162#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 1088163#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 1088164#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.offset 0) (= |main_#t~malloc9.offset| 0) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base) (not (= main_~list~0.base |main_#t~malloc9.base|))), 1088165#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) main_~end~0.base)), 1088166#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= |main_#t~mem10.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (= 0 main_~list~0.offset) (not (= main_~list~0.base |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 1088167#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 main_~list~0.offset) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 1088168#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 1) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))), 1088169#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= |main_#t~malloc9.offset| main_~list~0.offset)), 1088170#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= main_~end~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 1088171#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 1) (= main_~list~0.offset |main_#t~mem10.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 1088172#(and (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= main_~end~0.base main_~list~0.base)) (or (= main_~end~0.base main_~list~0.base) (and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (= main_~end~0.offset main_~list~0.offset) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base main_~list~0.base))), 1088173#(and (or (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 1) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))) (= main_~end~0.base main_~list~0.base)) (or (= main_~end~0.base main_~list~0.base) (and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (= main_~end~0.offset main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base main_~list~0.base))), 1088174#(and (not (= main_~end~0.base |main_#t~malloc9.base|)) (or (and (= 0 |main_#t~malloc9.offset|) (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)) (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 |main_#t~malloc9.offset|) (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))) (or (= main_~end~0.base main_~list~0.base) (and (= main_~end~0.offset main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~malloc9.base|)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))))) (or (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.base main_~list~0.base))), 1088175#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (or (= main_~end~0.base main_~list~0.base) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))] [2018-04-13 02:34:30,346 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 204 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:34:30,346 INFO L442 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-04-13 02:34:30,346 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-04-13 02:34:30,346 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=1209, Unknown=0, NotChecked=0, Total=1332 [2018-04-13 02:34:30,346 INFO L87 Difference]: Start difference. First operand 4451 states and 4848 transitions. Second operand 37 states. [2018-04-13 02:34:31,067 WARN L151 SmtUtils]: Spent 115ms on a formula simplification. DAG size of input: 75 DAG size of output 67 [2018-04-13 02:34:31,514 WARN L151 SmtUtils]: Spent 120ms on a formula simplification. DAG size of input: 68 DAG size of output 60 [2018-04-13 02:34:32,329 WARN L151 SmtUtils]: Spent 153ms on a formula simplification. DAG size of input: 90 DAG size of output 71 [2018-04-13 02:34:33,189 WARN L151 SmtUtils]: Spent 117ms on a formula simplification. DAG size of input: 91 DAG size of output 68 [2018-04-13 02:34:33,652 WARN L151 SmtUtils]: Spent 111ms on a formula simplification. DAG size of input: 102 DAG size of output 65 [2018-04-13 02:34:35,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:34:35,838 INFO L93 Difference]: Finished difference Result 4724 states and 5149 transitions. [2018-04-13 02:34:35,838 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2018-04-13 02:34:35,838 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 166 [2018-04-13 02:34:35,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:34:35,841 INFO L225 Difference]: With dead ends: 4724 [2018-04-13 02:34:35,841 INFO L226 Difference]: Without dead ends: 4724 [2018-04-13 02:34:35,841 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 1 SyntacticMatches, 6 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2705 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=1257, Invalid=8445, Unknown=0, NotChecked=0, Total=9702 [2018-04-13 02:34:35,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4724 states. [2018-04-13 02:34:35,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4724 to 4516. [2018-04-13 02:34:35,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4516 states. [2018-04-13 02:34:35,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4516 states to 4516 states and 4920 transitions. [2018-04-13 02:34:35,861 INFO L78 Accepts]: Start accepts. Automaton has 4516 states and 4920 transitions. Word has length 166 [2018-04-13 02:34:35,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:34:35,862 INFO L459 AbstractCegarLoop]: Abstraction has 4516 states and 4920 transitions. [2018-04-13 02:34:35,862 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-04-13 02:34:35,862 INFO L276 IsEmpty]: Start isEmpty. Operand 4516 states and 4920 transitions. [2018-04-13 02:34:35,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-04-13 02:34:35,863 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:34:35,863 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:34:35,863 INFO L408 AbstractCegarLoop]: === Iteration 219 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:34:35,863 INFO L82 PathProgramCache]: Analyzing trace with hash 1320203708, now seen corresponding path program 7 times [2018-04-13 02:34:35,864 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:34:35,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:34:35,873 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:34:36,831 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 204 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:34:36,831 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:34:36,831 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-04-13 02:34:36,831 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:34:36,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:34:36,831 INFO L182 omatonBuilderFactory]: Interpolants [1097554#true, 1097555#false, 1097556#(= |main_#t~malloc0.offset| 0), 1097557#(= main_~list~0.offset 0), 1097558#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base))), 1097559#(and (= main_~list~0.offset 0) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base)), 1097560#(and (= main_~list~0.offset 0) (not (= |main_#t~malloc9.base| main_~end~0.base)) (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base)), 1097561#(and (= main_~list~0.offset 0) (= main_~end~0.offset main_~list~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~end~0.base)) (= main_~list~0.base main_~end~0.base) (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~list~0.offset) 0) (= 1 (select |#valid| main_~end~0.base))), 1097562#(and (= main_~list~0.offset 0) (= |main_#t~mem10.offset| 0) (= 1 (select |#valid| main_~list~0.base)) (not (= |main_#t~mem10.base| main_~list~0.base)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)), 1097563#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)), 1097564#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~end~0.base) 1) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)), 1097565#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (= |main_#t~malloc9.offset| 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (not (= main_~list~0.base |main_#t~malloc9.base|))), 1097566#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base))), 1097567#(and (= main_~list~0.offset 0) (= |main_#t~mem10.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~list~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 1097584#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= main_~end~0.offset 0) (= main_~end~0.base 0))), 1097585#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 1097586#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= 0 |main_#t~mem22.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))), 1097587#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (= main_~end~0.offset 0) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) 0)))), 1097588#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 1097589#(and (= 8 (select |#length| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|)), 1097590#(and (= main_~end~0.offset 0) (= 8 (select |#length| main_~end~0.base))), 1097568#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)), 1097569#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)), 1097570#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (= main_~end~0.offset 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= main_~list~0.offset 0) (= 0 |main_#t~malloc9.offset|) (= 8 (select |#length| |main_#t~malloc9.base|)) (not (= main_~list~0.base |main_#t~malloc9.base|))), 1097571#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) 0)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base))), 1097572#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 8 (select |#length| |main_#t~mem10.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0) |main_#t~mem10.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|))), 1097573#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= 8 (select |#length| main_~end~0.base))), 1097574#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= 8 (select |#length| main_~end~0.base))), 1097575#(and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc9.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (or (= main_~list~0.offset |main_#t~malloc9.offset|) (not (= main_~list~0.base |main_#t~malloc9.base|))) (not (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= 8 (select |#length| main_~end~0.base))), 1097576#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (or (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= 8 (select |#length| main_~end~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)))), 1097577#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (or (not (= main_~list~0.base |main_#t~mem10.base|)) (= main_~list~0.offset |main_#t~mem10.offset|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)))), 1097578#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) 0)) 0)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 1097579#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 0))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))))), 1097580#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 0))))), 1097581#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) 0))))), 1097582#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) 0))))), 1097583#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) 0)))) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)))] [2018-04-13 02:34:36,832 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 204 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:34:36,832 INFO L442 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-04-13 02:34:36,832 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-04-13 02:34:36,832 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=1196, Unknown=0, NotChecked=0, Total=1332 [2018-04-13 02:34:36,832 INFO L87 Difference]: Start difference. First operand 4516 states and 4920 transitions. Second operand 37 states. [2018-04-13 02:34:40,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 02:34:40,659 INFO L93 Difference]: Finished difference Result 4830 states and 5267 transitions. [2018-04-13 02:34:40,660 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2018-04-13 02:34:40,660 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 166 [2018-04-13 02:34:40,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 02:34:40,662 INFO L225 Difference]: With dead ends: 4830 [2018-04-13 02:34:40,662 INFO L226 Difference]: Without dead ends: 4830 [2018-04-13 02:34:40,662 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 6 SyntacticMatches, 2 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1885 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=844, Invalid=6466, Unknown=0, NotChecked=0, Total=7310 [2018-04-13 02:34:40,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4830 states. [2018-04-13 02:34:40,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4830 to 4510. [2018-04-13 02:34:40,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4510 states. [2018-04-13 02:34:40,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4510 states to 4510 states and 4916 transitions. [2018-04-13 02:34:40,682 INFO L78 Accepts]: Start accepts. Automaton has 4510 states and 4916 transitions. Word has length 166 [2018-04-13 02:34:40,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 02:34:40,682 INFO L459 AbstractCegarLoop]: Abstraction has 4510 states and 4916 transitions. [2018-04-13 02:34:40,682 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-04-13 02:34:40,682 INFO L276 IsEmpty]: Start isEmpty. Operand 4510 states and 4916 transitions. [2018-04-13 02:34:40,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-04-13 02:34:40,684 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 02:34:40,684 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 02:34:40,684 INFO L408 AbstractCegarLoop]: === Iteration 220 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 02:34:40,684 INFO L82 PathProgramCache]: Analyzing trace with hash 1262996640, now seen corresponding path program 2 times [2018-04-13 02:34:40,684 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 02:34:40,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 02:34:40,701 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 02:34:42,819 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:34:42,819 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 02:34:42,820 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [44] total 44 [2018-04-13 02:34:42,820 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 02:34:42,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 02:34:42,820 INFO L182 omatonBuilderFactory]: Interpolants [1107029#true, 1107030#false, 1107031#(= |main_#t~malloc0.offset| 0), 1107032#(= 0 main_~list~0.offset), 1107033#(and (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset)), 1107034#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1)), 1107035#(and (= main_~end~0.offset main_~list~0.offset) (= |main_#t~malloc9.offset| 0) (= main_~list~0.base main_~end~0.base) (not (= main_~end~0.base |main_#t~malloc9.base|)) (= 0 main_~list~0.offset)), 1107036#(and (= main_~end~0.offset main_~list~0.offset) (= main_~list~0.base main_~end~0.base) (= 0 main_~list~0.offset) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 1107037#(and (= 1 (select |#valid| main_~list~0.base)) (= 0 main_~list~0.offset) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.base|) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 0 |main_#t~mem10.offset|)), 1107038#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1107039#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= (select |#valid| main_~end~0.base) 1) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1107072#(= 1 (select |#valid| |main_#t~mem22.base|)), 1107073#(= 1 (select |#valid| main_~end~0.base)), 1107056#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 1107057#(and (or (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= 1 (select |#valid| main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)))) (= (select |#valid| main_~end~0.base) 1)), 1107058#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (or (and (or (and (not (= main_~end~0.base main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~malloc12.base|)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~list~0.base |main_#t~malloc12.base|))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 1107059#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select |#valid| main_~end~0.base) 1) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 1107060#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= |main_#t~mem13.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~end~0.base |main_#t~mem13.base|))), 1107061#(and (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (or (and (or (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset) (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 1107062#(and (not (= main_~end~0.base |main_#t~mem14.base|)) (or (and (not (= |main_#t~mem14.base| main_~list~0.base)) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))))), 1107063#(or (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))))), 1107064#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))))), 1107065#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 1107066#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)))) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) |main_#t~mem22.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)))), 1107067#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 1107068#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))))), 1107069#(or (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) |main_#t~mem22.offset|)))), 1107070#(or (and (= main_~end~0.offset 0) (= main_~end~0.base 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)))), 1107071#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))), 1107040#(and (not (= main_~end~0.base |main_#t~malloc12.base|)) (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~malloc12.base| main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= 0 |main_#t~malloc12.offset|) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1107041#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) main_~list~0.base)) (= (select |#valid| main_~end~0.base) 1) (<= main_~end~0.offset 0) (<= 0 main_~end~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1107042#(and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= |main_#t~mem13.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (<= main_~end~0.offset 0) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (<= 0 main_~end~0.offset) (not (= main_~end~0.base |main_#t~mem13.base|)) (= 1 (select |#valid| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1107043#(and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)))) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 1 (select |#valid| main_~end~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))), 1107044#(and (or (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (not (= |main_#t~mem14.base| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= 1 (select |#valid| main_~end~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base |main_#t~mem14.base|)) (= |main_#t~mem14.offset| 0) (<= main_~end~0.offset 0) (< |main_#t~mem14.offset| (+ main_~end~0.offset 1))), 1107045#(or (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 1 (select |#valid| main_~end~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4))))), 1107046#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4))) (= |main_#t~mem15.offset| 0)) (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 1 (select |#valid| main_~end~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 1107047#(or (not |main_#t~short17|) (and (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= 0 main_~list~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= 1 (select |#valid| main_~end~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))), 1107048#(and (= main_~list~0.offset 0) (or (= 1 (select |#valid| main_~list~0.base)) (= main_~list~0.base |main_#t~malloc9.base|)) (or (and (= |main_#t~malloc9.base| main_~list~0.base) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= |main_#t~malloc9.offset| main_~list~0.offset) (not (= |main_#t~malloc9.base| 0)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (and (not (= main_~end~0.base main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= |main_#t~malloc9.offset| main_~list~0.offset) (not (= |main_#t~malloc9.base| 0)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (not (= |main_#t~malloc9.base| main_~end~0.base))), 1107049#(and (= main_~list~0.offset 0) (or (and (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (and (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~end~0.base)) (= 1 (select |#valid| main_~end~0.base)) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))), 1107050#(and (= main_~list~0.offset 0) (or (and (= |main_#t~mem10.offset| main_~list~0.offset) (= main_~list~0.base |main_#t~mem10.base|) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0)) (and (= 1 (select |#valid| main_~list~0.base)) (= |main_#t~mem10.offset| main_~list~0.offset) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) 0)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) 0) (not (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))))), 1107051#(or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))), 1107052#(and (or (and (= main_~list~0.offset 0) (not (= main_~end~0.base main_~list~0.base)) (= 1 (select |#valid| main_~list~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))) (= (select |#valid| main_~end~0.base) 1)), 1107053#(and (not (= main_~end~0.base |main_#t~malloc9.base|)) (or (and (not (= main_~end~0.base main_~list~0.base)) (not (= |main_#t~malloc9.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~list~0.offset |main_#t~malloc9.offset|) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (or (= 1 (select |#valid| main_~list~0.base)) (= |main_#t~malloc9.base| main_~list~0.base))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset)))), 1107054#(and (or (and (or (= 1 (select |#valid| main_~list~0.base)) (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) main_~list~0.base)) (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~end~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= main_~list~0.offset (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset))) (and (= main_~end~0.base main_~list~0.base) (= main_~end~0.offset main_~list~0.offset))) (not (= main_~end~0.base (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset))) (= 1 (select |#valid| main_~end~0.base))), 1107055#(or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (or (= 1 (select |#valid| main_~list~0.base)) (= |main_#t~mem10.base| main_~list~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) |main_#t~mem10.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)))) (= main_~list~0.offset |main_#t~mem10.offset|) (not (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))) (and (= 1 (select |#valid| main_~list~0.base)) (not (= main_~list~0.base |main_#t~mem10.base|)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset) |main_#t~mem10.offset|) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset))))] [2018-04-13 02:34:42,820 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 02:34:42,820 INFO L442 AbstractCegarLoop]: Interpolant automaton has 45 states [2018-04-13 02:34:42,821 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2018-04-13 02:34:42,821 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=177, Invalid=1803, Unknown=0, NotChecked=0, Total=1980 [2018-04-13 02:34:42,821 INFO L87 Difference]: Start difference. First operand 4510 states and 4916 transitions. Second operand 45 states. [2018-04-13 02:34:43,918 WARN L151 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 129 DAG size of output 60 [2018-04-13 02:34:44,745 WARN L151 SmtUtils]: Spent 100ms on a formula simplification. DAG size of input: 92 DAG size of output 74 Received shutdown request... [2018-04-13 02:34:44,927 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-13 02:34:44,927 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-13 02:34:44,931 WARN L197 ceAbstractionStarter]: Timeout [2018-04-13 02:34:44,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.04 02:34:44 BoogieIcfgContainer [2018-04-13 02:34:44,931 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-13 02:34:44,931 INFO L168 Benchmark]: Toolchain (without parser) took 756927.73 ms. Allocated memory was 402.1 MB in the beginning and 1.2 GB in the end (delta: 779.1 MB). Free memory was 338.4 MB in the beginning and 445.6 MB in the end (delta: -107.2 MB). Peak memory consumption was 671.9 MB. Max. memory is 5.3 GB. [2018-04-13 02:34:44,933 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 402.1 MB. Free memory is still 365.1 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-13 02:34:44,933 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.40 ms. Allocated memory is still 402.1 MB. Free memory was 337.1 MB in the beginning and 310.5 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 5.3 GB. [2018-04-13 02:34:44,933 INFO L168 Benchmark]: Boogie Preprocessor took 44.87 ms. Allocated memory is still 402.1 MB. Free memory was 310.5 MB in the beginning and 306.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 5.3 GB. [2018-04-13 02:34:44,933 INFO L168 Benchmark]: RCFGBuilder took 542.35 ms. Allocated memory was 402.1 MB in the beginning and 609.7 MB in the end (delta: 207.6 MB). Free memory was 306.5 MB in the beginning and 519.9 MB in the end (delta: -213.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 5.3 GB. [2018-04-13 02:34:44,933 INFO L168 Benchmark]: TraceAbstraction took 756051.74 ms. Allocated memory was 609.7 MB in the beginning and 1.2 GB in the end (delta: 571.5 MB). Free memory was 518.1 MB in the beginning and 445.6 MB in the end (delta: 72.5 MB). Peak memory consumption was 644.0 MB. Max. memory is 5.3 GB. [2018-04-13 02:34:44,934 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 402.1 MB. Free memory is still 365.1 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 286.40 ms. Allocated memory is still 402.1 MB. Free memory was 337.1 MB in the beginning and 310.5 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 44.87 ms. Allocated memory is still 402.1 MB. Free memory was 310.5 MB in the beginning and 306.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 5.3 GB. * RCFGBuilder took 542.35 ms. Allocated memory was 402.1 MB in the beginning and 609.7 MB in the end (delta: 207.6 MB). Free memory was 306.5 MB in the beginning and 519.9 MB in the end (delta: -213.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 5.3 GB. * TraceAbstraction took 756051.74 ms. Allocated memory was 609.7 MB in the beginning and 1.2 GB in the end (delta: 571.5 MB). Free memory was 518.1 MB in the beginning and 445.6 MB in the end (delta: 72.5 MB). Peak memory consumption was 644.0 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1037]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1037). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1005]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1005). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1043]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1043). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1001]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1001). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1003]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1003). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1005]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1005). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 992]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 992). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1005]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1005). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1027]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1027). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1005]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1005). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 993]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 993). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1047]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1047). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 993]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 993). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1031]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1031). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 993]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 993). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 993]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 993). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1005]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1005). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1043]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1043). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 993]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 993). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1025]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1025). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 988]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 988). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1005]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1005). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1044]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1044). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 993]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 993). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1048]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1048). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1005]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1005). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1026]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1026). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 993]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 993). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1025]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1025). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 993]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 993). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1037]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1037). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1005]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1005). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 993]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 993). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 993]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 993). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1005]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1005). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1047]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1047). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1005]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1005). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1005]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1005). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1002]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1002). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1017]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1017). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1031]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1031). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1005]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1005). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 993]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 993). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1005]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1005). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 993]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 993). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1042]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1042). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1026]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1026). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1001]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1001). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1003]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1003). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1005]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1005). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1044]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1044). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1005]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1005). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 992]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 992). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1048]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1048). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 993]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 993). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1042]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1042). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 993]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 993). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1002]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1002). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 993]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 993). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1005]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1005). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1027]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1027). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 993]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 993). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - TimeoutResultAtElement [Line: 1017]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1017). Cancelled while BasicCegarLoop was constructing difference of abstraction (4510states) and interpolant automaton (currently 25 states, 45 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 52. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 187 locations, 63 error locations. TIMEOUT Result, 756.0s OverallTime, 220 OverallIterations, 5 TraceHistogramMax, 575.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 36611 SDtfs, 236992 SDslu, 552770 SDs, 0 SdLazy, 487308 SolverSat, 32234 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 198.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15570 GetRequests, 791 SyntacticMatches, 728 SemanticMatches, 14050 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316722 ImplicationChecksByTransitivity, 494.1s Time, 0.1s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4516occurred in iteration=218, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 777/14229 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 2.6s AutomataMinimizationTime, 219 MinimizatonAttempts, 55891 StatesRemovedByMinimization, 216 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 162.6s InterpolantComputationTime, 25489 NumberOfCodeBlocks, 25489 NumberOfCodeBlocksAsserted, 220 NumberOfCheckSat, 25269 ConstructedInterpolants, 0 QuantifiedInterpolants, 121484485 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 220 InterpolantComputations, 30 PerfectInterpolantSequences, 777/14229 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/sll-01_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-13_02-34-44-939.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/sll-01_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-13_02-34-44-939.csv Completed graceful shutdown