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 -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/dll-queue_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-10 15:19:45,037 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-10 15:19:45,038 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-10 15:19:45,050 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-10 15:19:45,050 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-10 15:19:45,051 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-10 15:19:45,052 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-10 15:19:45,053 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-10 15:19:45,055 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-10 15:19:45,056 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-10 15:19:45,056 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-10 15:19:45,057 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-10 15:19:45,057 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-10 15:19:45,058 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-10 15:19:45,059 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-10 15:19:45,061 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-10 15:19:45,062 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-10 15:19:45,063 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-10 15:19:45,064 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-10 15:19:45,065 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-10 15:19:45,067 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-10 15:19:45,071 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 [2018-04-10 15:19:45,085 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-10 15:19:45,085 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-10 15:19:45,086 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-10 15:19:45,087 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-10 15:19:45,087 INFO L133 SettingsManager]: * Use SBE=true [2018-04-10 15:19:45,087 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-10 15:19:45,087 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-10 15:19:45,087 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-10 15:19:45,087 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-10 15:19:45,087 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-10 15:19:45,087 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-10 15:19:45,087 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-10 15:19:45,087 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-10 15:19:45,088 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-10 15:19:45,088 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-10 15:19:45,088 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-10 15:19:45,088 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-10 15:19:45,088 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-10 15:19:45,088 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-10 15:19:45,088 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-10 15:19:45,088 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-10 15:19:45,088 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-04-10 15:19:45,114 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-10 15:19:45,123 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-10 15:19:45,125 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-10 15:19:45,126 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-10 15:19:45,126 INFO L276 PluginConnector]: CDTParser initialized [2018-04-10 15:19:45,127 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,481 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG93539979f [2018-04-10 15:19:45,647 INFO L287 CDTParser]: IsIndexed: true [2018-04-10 15:19:45,648 INFO L288 CDTParser]: Found 1 translation units. [2018-04-10 15:19:45,648 INFO L168 CDTParser]: Scanning dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,656 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-10 15:19:45,657 INFO L215 ultiparseSymbolTable]: [2018-04-10 15:19:45,657 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-10 15:19:45,657 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,657 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-10 15:19:45,657 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__timer_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,657 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____int8_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,657 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____fsblkcnt64_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,657 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____fsword_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,657 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__ssize_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,658 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__pthread_once_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,658 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__u_short in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,658 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__wchar_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,658 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__int8_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,658 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__ino_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,658 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____intptr_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,658 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__u_int64_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,658 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__loff_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,658 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____int64_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,658 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__size_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,659 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__ldiv_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,659 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__off_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,659 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____u_int in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,659 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__pthread_mutex_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,659 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____useconds_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,659 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____fsfilcnt64_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,659 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____socklen_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,659 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__pthread_attr_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,659 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__register_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,659 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__quad_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,659 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__caddr_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,660 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__fsid_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,660 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____clockid_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,660 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__SLL in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,660 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__div_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,660 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____clock_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,660 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____loff_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,660 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__pthread_cond_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,660 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____uint8_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,660 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____key_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,660 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__u_int16_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__ushort in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____ino_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____time_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____uint32_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__pthread_condattr_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__int64_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____sigset_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____rlim64_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____fsfilcnt_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__pthread_spinlock_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____daddr_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____mode_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____fsid_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____uint16_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____dev_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__fd_set in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__pid_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__u_long in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__daddr_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__gid_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____caddr_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____u_short in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__clock_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,662 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__mode_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,663 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__suseconds_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,663 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__sigset_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,663 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__pthread_barrierattr_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,663 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__blkcnt_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,663 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__u_int32_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,663 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____u_long in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,663 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__u_char in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,663 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__ulong in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,663 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__u_quad_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,663 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____int16_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,663 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____blksize_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__blksize_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____qaddr_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____quad_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__int16_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____fsblkcnt_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____u_char in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__pthread_key_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____u_quad_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____off64_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__pthread_rwlock_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____syscall_slong_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,665 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__time_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,665 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__pthread_barrier_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,665 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__uid_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,665 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__lldiv_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,665 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____rlim_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,665 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__clockid_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,665 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____int32_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,665 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____suseconds_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,665 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____pthread_slist_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,665 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____blkcnt_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,665 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__dev_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,665 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__pthread_mutexattr_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,666 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____pid_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,666 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____timer_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,666 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__fsblkcnt_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,666 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____gid_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,666 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__id_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,666 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__u_int in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,666 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____ssize_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,666 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__nlink_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,666 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__pthread_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,666 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____id_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,666 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____fd_mask in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,667 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____ino64_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,667 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____off_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,667 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__fsfilcnt_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,667 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__uint in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,667 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____syscall_ulong_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,667 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__u_int8_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,667 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____uid_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,667 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____uint64_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,667 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__pthread_rwlockattr_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,667 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____blkcnt64_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,667 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__fd_mask in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,667 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____nlink_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,668 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__key_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,668 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i____sig_atomic_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,668 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__int32_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,668 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_queue_true_unreach_call_true_valid_memsafety_i__idtype_t in dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:45,682 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG93539979f [2018-04-10 15:19:45,685 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-10 15:19:45,686 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-10 15:19:45,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-10 15:19:45,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-10 15:19:45,690 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-10 15:19:45,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.04 03:19:45" (1/1) ... [2018-04-10 15:19:45,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ea02f74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 03:19:45, skipping insertion in model container [2018-04-10 15:19:45,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.04 03:19:45" (1/1) ... [2018-04-10 15:19:45,704 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-10 15:19:45,728 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-10 15:19:45,866 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-10 15:19:45,908 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-10 15:19:45,914 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 115 non ball SCCs. Number of states in SCCs 115. [2018-04-10 15:19:45,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 03:19:45 WrapperNode [2018-04-10 15:19:45,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-10 15:19:45,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-10 15:19:45,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-10 15:19:45,954 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-10 15:19:45,965 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 03:19:45" (1/1) ... [2018-04-10 15:19:45,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 03:19:45" (1/1) ... [2018-04-10 15:19:45,979 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 03:19:45" (1/1) ... [2018-04-10 15:19:45,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 03:19:45" (1/1) ... [2018-04-10 15:19:45,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 03:19:45" (1/1) ... [2018-04-10 15:19:45,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 03:19:45" (1/1) ... [2018-04-10 15:19:45,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 03:19:45" (1/1) ... [2018-04-10 15:19:46,003 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-10 15:19:46,003 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-10 15:19:46,003 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-10 15:19:46,003 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-10 15:19:46,004 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 03:19:45" (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 [2018-04-10 15:19:46,089 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-10 15:19:46,089 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-10 15:19:46,089 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-10 15:19:46,089 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-10 15:19:46,089 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-10 15:19:46,090 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-10 15:19:46,090 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-10 15:19:46,090 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-10 15:19:46,090 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-10 15:19:46,090 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-10 15:19:46,090 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-10 15:19:46,090 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-10 15:19:46,090 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-10 15:19:46,090 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-10 15:19:46,090 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-10 15:19:46,090 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-10 15:19:46,090 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-10 15:19:46,090 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-10 15:19:46,090 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-10 15:19:46,090 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-10 15:19:46,090 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-10 15:19:46,091 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-10 15:19:46,091 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-10 15:19:46,091 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-10 15:19:46,091 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-10 15:19:46,091 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-10 15:19:46,091 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-10 15:19:46,091 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-10 15:19:46,091 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-10 15:19:46,091 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-10 15:19:46,091 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-10 15:19:46,091 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-10 15:19:46,091 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-10 15:19:46,091 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-10 15:19:46,091 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-10 15:19:46,091 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-10 15:19:46,091 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-10 15:19:46,091 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-10 15:19:46,091 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-10 15:19:46,092 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-10 15:19:46,092 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-10 15:19:46,092 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-10 15:19:46,092 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-10 15:19:46,092 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-10 15:19:46,092 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-10 15:19:46,092 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-10 15:19:46,092 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-10 15:19:46,092 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-10 15:19:46,092 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-10 15:19:46,092 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-10 15:19:46,092 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-10 15:19:46,092 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-10 15:19:46,092 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-10 15:19:46,092 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-10 15:19:46,092 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-10 15:19:46,092 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-10 15:19:46,092 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-10 15:19:46,093 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-10 15:19:46,093 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-10 15:19:46,093 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-10 15:19:46,093 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-10 15:19:46,093 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-10 15:19:46,093 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-10 15:19:46,093 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-10 15:19:46,093 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-10 15:19:46,093 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-10 15:19:46,093 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-10 15:19:46,093 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-10 15:19:46,093 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-10 15:19:46,093 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-10 15:19:46,093 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-10 15:19:46,094 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-10 15:19:46,094 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-10 15:19:46,094 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-10 15:19:46,094 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-10 15:19:46,094 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-10 15:19:46,094 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-10 15:19:46,094 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-10 15:19:46,094 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-10 15:19:46,094 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-10 15:19:46,094 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-10 15:19:46,094 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-10 15:19:46,094 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-10 15:19:46,094 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-10 15:19:46,094 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-10 15:19:46,094 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-10 15:19:46,094 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-10 15:19:46,095 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-10 15:19:46,095 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-10 15:19:46,095 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-10 15:19:46,095 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-10 15:19:46,095 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-10 15:19:46,095 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-10 15:19:46,095 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-10 15:19:46,095 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-10 15:19:46,095 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-10 15:19:46,095 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-10 15:19:46,095 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-10 15:19:46,095 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-10 15:19:46,095 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-10 15:19:46,095 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-10 15:19:46,095 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-10 15:19:46,095 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-10 15:19:46,096 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-10 15:19:46,096 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-10 15:19:46,096 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-10 15:19:46,096 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-10 15:19:46,096 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-10 15:19:46,096 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-10 15:19:46,096 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-10 15:19:46,096 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-10 15:19:46,096 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-10 15:19:46,096 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-10 15:19:46,096 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-10 15:19:46,096 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-10 15:19:46,096 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-10 15:19:46,096 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-10 15:19:46,096 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-10 15:19:46,551 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-10 15:19:46,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.04 03:19:46 BoogieIcfgContainer [2018-04-10 15:19:46,552 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-10 15:19:46,553 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-10 15:19:46,553 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-10 15:19:46,556 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-10 15:19:46,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.04 03:19:45" (1/3) ... [2018-04-10 15:19:46,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fb84e73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.04 03:19:46, skipping insertion in model container [2018-04-10 15:19:46,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 03:19:45" (2/3) ... [2018-04-10 15:19:46,557 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fb84e73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.04 03:19:46, skipping insertion in model container [2018-04-10 15:19:46,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.04 03:19:46" (3/3) ... [2018-04-10 15:19:46,558 INFO L107 eAbstractionObserver]: Analyzing ICFG dll-queue_true-unreach-call_true-valid-memsafety.i [2018-04-10 15:19:46,566 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-10 15:19:46,573 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 61 error locations. [2018-04-10 15:19:46,605 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-10 15:19:46,606 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-10 15:19:46,606 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-10 15:19:46,606 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-04-10 15:19:46,606 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-10 15:19:46,606 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-10 15:19:46,606 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-10 15:19:46,606 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-10 15:19:46,607 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-10 15:19:46,607 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-10 15:19:46,620 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2018-04-10 15:19:46,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-10 15:19:46,627 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:46,627 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:19:46,627 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:46,631 INFO L82 PathProgramCache]: Analyzing trace with hash -1577217846, now seen corresponding path program 1 times [2018-04-10 15:19:46,672 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:46,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:46,696 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:46,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:46,736 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:19:46,736 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 15:19:46,737 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:46,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:46,737 INFO L182 omatonBuilderFactory]: Interpolants [177#true, 178#false, 179#(= 1 (select |#valid| |main_#t~malloc0.base|)), 180#(= 1 (select |#valid| main_~head~0.base))] [2018-04-10 15:19:46,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:46,738 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 15:19:46,746 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 15:19:46,746 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 15:19:46,748 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 4 states. [2018-04-10 15:19:46,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:46,956 INFO L93 Difference]: Finished difference Result 177 states and 188 transitions. [2018-04-10 15:19:46,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 15:19:46,964 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-10 15:19:46,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:46,976 INFO L225 Difference]: With dead ends: 177 [2018-04-10 15:19:46,977 INFO L226 Difference]: Without dead ends: 173 [2018-04-10 15:19:46,979 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 [2018-04-10 15:19:46,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2018-04-10 15:19:47,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 163. [2018-04-10 15:19:47,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2018-04-10 15:19:47,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 175 transitions. [2018-04-10 15:19:47,014 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 175 transitions. Word has length 8 [2018-04-10 15:19:47,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:47,015 INFO L459 AbstractCegarLoop]: Abstraction has 163 states and 175 transitions. [2018-04-10 15:19:47,015 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 15:19:47,015 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 175 transitions. [2018-04-10 15:19:47,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-10 15:19:47,016 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:47,016 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:19:47,016 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:47,016 INFO L82 PathProgramCache]: Analyzing trace with hash -1577217845, now seen corresponding path program 1 times [2018-04-10 15:19:47,018 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:47,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:47,031 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:47,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:47,073 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:19:47,073 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 15:19:47,074 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:47,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:47,074 INFO L182 omatonBuilderFactory]: Interpolants [523#true, 524#false, 525#(and (= 0 |main_#t~malloc0.offset|) (= 12 (select |#length| |main_#t~malloc0.base|))), 526#(and (= 12 (select |#length| main_~head~0.base)) (= main_~head~0.offset 0))] [2018-04-10 15:19:47,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:47,075 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 15:19:47,076 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 15:19:47,076 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 15:19:47,076 INFO L87 Difference]: Start difference. First operand 163 states and 175 transitions. Second operand 4 states. [2018-04-10 15:19:47,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:47,176 INFO L93 Difference]: Finished difference Result 156 states and 166 transitions. [2018-04-10 15:19:47,176 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 15:19:47,176 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-10 15:19:47,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:47,178 INFO L225 Difference]: With dead ends: 156 [2018-04-10 15:19:47,178 INFO L226 Difference]: Without dead ends: 156 [2018-04-10 15:19:47,178 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 [2018-04-10 15:19:47,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2018-04-10 15:19:47,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 152. [2018-04-10 15:19:47,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-04-10 15:19:47,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 163 transitions. [2018-04-10 15:19:47,186 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 163 transitions. Word has length 8 [2018-04-10 15:19:47,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:47,187 INFO L459 AbstractCegarLoop]: Abstraction has 152 states and 163 transitions. [2018-04-10 15:19:47,193 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 15:19:47,193 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 163 transitions. [2018-04-10 15:19:47,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-04-10 15:19:47,193 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:47,193 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:19:47,193 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:47,194 INFO L82 PathProgramCache]: Analyzing trace with hash 1014420055, now seen corresponding path program 1 times [2018-04-10 15:19:47,195 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:47,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:47,206 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:47,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:47,249 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:19:47,249 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 15:19:47,249 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:47,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:47,250 INFO L182 omatonBuilderFactory]: Interpolants [837#true, 838#false, 839#(= 1 (select |#valid| main_~head~0.base)), 840#(= 1 (select |#valid| main_~item~0.base))] [2018-04-10 15:19:47,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:47,250 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 15:19:47,250 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 15:19:47,250 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 15:19:47,250 INFO L87 Difference]: Start difference. First operand 152 states and 163 transitions. Second operand 4 states. [2018-04-10 15:19:47,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:47,357 INFO L93 Difference]: Finished difference Result 158 states and 168 transitions. [2018-04-10 15:19:47,357 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 15:19:47,357 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2018-04-10 15:19:47,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:47,358 INFO L225 Difference]: With dead ends: 158 [2018-04-10 15:19:47,358 INFO L226 Difference]: Without dead ends: 158 [2018-04-10 15:19:47,358 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 [2018-04-10 15:19:47,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2018-04-10 15:19:47,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 152. [2018-04-10 15:19:47,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-04-10 15:19:47,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 165 transitions. [2018-04-10 15:19:47,364 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 165 transitions. Word has length 16 [2018-04-10 15:19:47,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:47,364 INFO L459 AbstractCegarLoop]: Abstraction has 152 states and 165 transitions. [2018-04-10 15:19:47,364 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 15:19:47,364 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 165 transitions. [2018-04-10 15:19:47,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-04-10 15:19:47,365 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:47,365 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:19:47,365 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:47,365 INFO L82 PathProgramCache]: Analyzing trace with hash 1014420056, now seen corresponding path program 1 times [2018-04-10 15:19:47,366 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:47,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:47,378 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:47,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:47,427 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:19:47,427 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 15:19:47,428 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:47,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:47,428 INFO L182 omatonBuilderFactory]: Interpolants [1153#true, 1154#false, 1155#(and (= 0 |main_#t~malloc0.offset|) (= 12 (select |#length| |main_#t~malloc0.base|))), 1156#(and (= 0 main_~head~0.offset) (= 12 (select |#length| main_~head~0.base))), 1157#(and (= 12 (select |#length| main_~item~0.base)) (= main_~item~0.offset 0))] [2018-04-10 15:19:47,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:47,428 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 15:19:47,428 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 15:19:47,429 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 15:19:47,429 INFO L87 Difference]: Start difference. First operand 152 states and 165 transitions. Second operand 5 states. [2018-04-10 15:19:47,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:47,588 INFO L93 Difference]: Finished difference Result 239 states and 254 transitions. [2018-04-10 15:19:47,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 15:19:47,589 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2018-04-10 15:19:47,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:47,590 INFO L225 Difference]: With dead ends: 239 [2018-04-10 15:19:47,590 INFO L226 Difference]: Without dead ends: 239 [2018-04-10 15:19:47,591 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 [2018-04-10 15:19:47,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2018-04-10 15:19:47,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 161. [2018-04-10 15:19:47,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-04-10 15:19:47,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 176 transitions. [2018-04-10 15:19:47,597 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 176 transitions. Word has length 16 [2018-04-10 15:19:47,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:47,598 INFO L459 AbstractCegarLoop]: Abstraction has 161 states and 176 transitions. [2018-04-10 15:19:47,598 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 15:19:47,598 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 176 transitions. [2018-04-10 15:19:47,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-10 15:19:47,598 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:47,598 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:19:47,598 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:47,599 INFO L82 PathProgramCache]: Analyzing trace with hash -99903366, now seen corresponding path program 1 times [2018-04-10 15:19:47,600 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:47,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:47,611 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:47,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:47,636 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:19:47,636 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 15:19:47,636 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:47,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:47,637 INFO L182 omatonBuilderFactory]: Interpolants [1568#(= 1 (select |#valid| |main_#t~mem3.base|)), 1564#true, 1565#false, 1566#(= 1 (select |#valid| |main_#t~malloc2.base|)), 1567#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))] [2018-04-10 15:19:47,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:47,637 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 15:19:47,637 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 15:19:47,637 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 15:19:47,638 INFO L87 Difference]: Start difference. First operand 161 states and 176 transitions. Second operand 5 states. [2018-04-10 15:19:47,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:47,810 INFO L93 Difference]: Finished difference Result 255 states and 276 transitions. [2018-04-10 15:19:47,810 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 15:19:47,810 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2018-04-10 15:19:47,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:47,811 INFO L225 Difference]: With dead ends: 255 [2018-04-10 15:19:47,811 INFO L226 Difference]: Without dead ends: 255 [2018-04-10 15:19:47,811 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-10 15:19:47,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2018-04-10 15:19:47,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 160. [2018-04-10 15:19:47,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2018-04-10 15:19:47,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 174 transitions. [2018-04-10 15:19:47,815 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 174 transitions. Word has length 18 [2018-04-10 15:19:47,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:47,815 INFO L459 AbstractCegarLoop]: Abstraction has 160 states and 174 transitions. [2018-04-10 15:19:47,815 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 15:19:47,815 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 174 transitions. [2018-04-10 15:19:47,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-10 15:19:47,816 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:47,816 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:19:47,816 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:47,816 INFO L82 PathProgramCache]: Analyzing trace with hash -99903365, now seen corresponding path program 1 times [2018-04-10 15:19:47,817 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:47,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:47,828 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:47,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:47,871 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:19:47,871 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 15:19:47,871 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:47,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:47,871 INFO L182 omatonBuilderFactory]: Interpolants [1988#true, 1989#false, 1990#(and (= 12 (select |#length| |main_#t~malloc2.base|)) (= 0 |main_#t~malloc2.offset|)), 1991#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 1992#(and (= |main_#t~mem3.offset| 0) (= 12 (select |#length| |main_#t~mem3.base|)))] [2018-04-10 15:19:47,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:47,872 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 15:19:47,872 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 15:19:47,872 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 15:19:47,872 INFO L87 Difference]: Start difference. First operand 160 states and 174 transitions. Second operand 5 states. [2018-04-10 15:19:48,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:48,031 INFO L93 Difference]: Finished difference Result 264 states and 285 transitions. [2018-04-10 15:19:48,031 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 15:19:48,031 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2018-04-10 15:19:48,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:48,032 INFO L225 Difference]: With dead ends: 264 [2018-04-10 15:19:48,032 INFO L226 Difference]: Without dead ends: 264 [2018-04-10 15:19:48,033 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 [2018-04-10 15:19:48,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2018-04-10 15:19:48,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 159. [2018-04-10 15:19:48,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2018-04-10 15:19:48,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 172 transitions. [2018-04-10 15:19:48,039 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 172 transitions. Word has length 18 [2018-04-10 15:19:48,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:48,039 INFO L459 AbstractCegarLoop]: Abstraction has 159 states and 172 transitions. [2018-04-10 15:19:48,039 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 15:19:48,040 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2018-04-10 15:19:48,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-10 15:19:48,040 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:48,040 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] [2018-04-10 15:19:48,040 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:48,041 INFO L82 PathProgramCache]: Analyzing trace with hash 1631135996, now seen corresponding path program 1 times [2018-04-10 15:19:48,042 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:48,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:48,055 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:48,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:48,122 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:19:48,122 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-10 15:19:48,122 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:48,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:48,122 INFO L182 omatonBuilderFactory]: Interpolants [2422#true, 2423#false, 2424#(= 1 (select |#valid| main_~head~0.base)), 2425#(= (select |#valid| main_~item~0.base) 1), 2426#(and (= 1 (select |#valid| |main_#t~malloc2.base|)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 2427#(and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 2428#(and (not (= main_~item~0.base |main_#t~mem3.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 2429#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))), 2430#(= 1 (select |#valid| |main_#t~mem4.base|))] [2018-04-10 15:19:48,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:48,123 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-10 15:19:48,123 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-10 15:19:48,123 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-04-10 15:19:48,123 INFO L87 Difference]: Start difference. First operand 159 states and 172 transitions. Second operand 9 states. [2018-04-10 15:19:48,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:48,330 INFO L93 Difference]: Finished difference Result 163 states and 174 transitions. [2018-04-10 15:19:48,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-10 15:19:48,330 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2018-04-10 15:19:48,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:48,331 INFO L225 Difference]: With dead ends: 163 [2018-04-10 15:19:48,331 INFO L226 Difference]: Without dead ends: 163 [2018-04-10 15:19:48,331 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2018-04-10 15:19:48,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2018-04-10 15:19:48,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 158. [2018-04-10 15:19:48,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2018-04-10 15:19:48,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 171 transitions. [2018-04-10 15:19:48,333 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 171 transitions. Word has length 22 [2018-04-10 15:19:48,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:48,333 INFO L459 AbstractCegarLoop]: Abstraction has 158 states and 171 transitions. [2018-04-10 15:19:48,334 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-10 15:19:48,334 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 171 transitions. [2018-04-10 15:19:48,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-10 15:19:48,334 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:48,334 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] [2018-04-10 15:19:48,334 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:48,334 INFO L82 PathProgramCache]: Analyzing trace with hash 1631135997, now seen corresponding path program 1 times [2018-04-10 15:19:48,335 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:48,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:48,344 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:48,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:48,451 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:19:48,451 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-04-10 15:19:48,451 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:48,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:48,451 INFO L182 omatonBuilderFactory]: Interpolants [2768#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= main_~item~0.base |main_#t~mem3.base|))), 2769#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 2770#(and (= 12 (select |#length| |main_#t~mem4.base|)) (= 0 |main_#t~mem4.offset|)), 2771#(and (= 12 (select |#length| main_~item~0.base)) (= main_~item~0.offset 0)), 2762#true, 2763#false, 2764#(= 1 (select |#valid| main_~head~0.base)), 2765#(= (select |#valid| main_~item~0.base) 1), 2766#(and (= 12 (select |#length| |main_#t~malloc2.base|)) (= 0 |main_#t~malloc2.offset|) (not (= main_~item~0.base |main_#t~malloc2.base|))), 2767#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))] [2018-04-10 15:19:48,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:48,451 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-10 15:19:48,452 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-10 15:19:48,452 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-04-10 15:19:48,452 INFO L87 Difference]: Start difference. First operand 158 states and 171 transitions. Second operand 10 states. [2018-04-10 15:19:48,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:48,878 INFO L93 Difference]: Finished difference Result 223 states and 237 transitions. [2018-04-10 15:19:48,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-10 15:19:48,878 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 22 [2018-04-10 15:19:48,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:48,879 INFO L225 Difference]: With dead ends: 223 [2018-04-10 15:19:48,879 INFO L226 Difference]: Without dead ends: 223 [2018-04-10 15:19:48,880 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=129, Invalid=291, Unknown=0, NotChecked=0, Total=420 [2018-04-10 15:19:48,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2018-04-10 15:19:48,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 142. [2018-04-10 15:19:48,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-04-10 15:19:48,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 154 transitions. [2018-04-10 15:19:48,883 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 154 transitions. Word has length 22 [2018-04-10 15:19:48,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:48,883 INFO L459 AbstractCegarLoop]: Abstraction has 142 states and 154 transitions. [2018-04-10 15:19:48,883 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-10 15:19:48,883 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 154 transitions. [2018-04-10 15:19:48,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-10 15:19:48,884 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:48,884 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] [2018-04-10 15:19:48,885 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:48,885 INFO L82 PathProgramCache]: Analyzing trace with hash 382306449, now seen corresponding path program 1 times [2018-04-10 15:19:48,886 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:48,893 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:48,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:48,935 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:19:48,935 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-10 15:19:48,935 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:48,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:48,935 INFO L182 omatonBuilderFactory]: Interpolants [3159#true, 3160#false, 3161#(and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 3162#(and (= 0 |main_#t~mem19.base|) (= 0 |main_#t~mem19.offset|)), 3163#(and (= 0 main_~item~0.base) (= main_~item~0.offset 0)), 3164#(not |main_#t~short21|)] [2018-04-10 15:19:48,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:48,935 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 15:19:48,935 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 15:19:48,936 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-10 15:19:48,936 INFO L87 Difference]: Start difference. First operand 142 states and 154 transitions. Second operand 6 states. [2018-04-10 15:19:49,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:49,045 INFO L93 Difference]: Finished difference Result 225 states and 241 transitions. [2018-04-10 15:19:49,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-10 15:19:49,046 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 29 [2018-04-10 15:19:49,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:49,047 INFO L225 Difference]: With dead ends: 225 [2018-04-10 15:19:49,047 INFO L226 Difference]: Without dead ends: 225 [2018-04-10 15:19:49,048 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-04-10 15:19:49,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2018-04-10 15:19:49,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 201. [2018-04-10 15:19:49,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201 states. [2018-04-10 15:19:49,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 231 transitions. [2018-04-10 15:19:49,052 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 231 transitions. Word has length 29 [2018-04-10 15:19:49,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:49,052 INFO L459 AbstractCegarLoop]: Abstraction has 201 states and 231 transitions. [2018-04-10 15:19:49,052 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 15:19:49,052 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 231 transitions. [2018-04-10 15:19:49,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-10 15:19:49,053 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:49,053 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] [2018-04-10 15:19:49,053 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:49,053 INFO L82 PathProgramCache]: Analyzing trace with hash -568275933, now seen corresponding path program 1 times [2018-04-10 15:19:49,054 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:49,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:49,060 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:49,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:49,077 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:19:49,077 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 15:19:49,077 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:49,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:49,078 INFO L182 omatonBuilderFactory]: Interpolants [3597#true, 3598#false, 3599#(= 0 main_~status~0)] [2018-04-10 15:19:49,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:49,078 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-10 15:19:49,078 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-10 15:19:49,078 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-10 15:19:49,079 INFO L87 Difference]: Start difference. First operand 201 states and 231 transitions. Second operand 3 states. [2018-04-10 15:19:49,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:49,096 INFO L93 Difference]: Finished difference Result 187 states and 201 transitions. [2018-04-10 15:19:49,096 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-10 15:19:49,096 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2018-04-10 15:19:49,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:49,097 INFO L225 Difference]: With dead ends: 187 [2018-04-10 15:19:49,097 INFO L226 Difference]: Without dead ends: 187 [2018-04-10 15:19:49,097 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 [2018-04-10 15:19:49,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2018-04-10 15:19:49,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 166. [2018-04-10 15:19:49,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2018-04-10 15:19:49,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 179 transitions. [2018-04-10 15:19:49,101 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 179 transitions. Word has length 29 [2018-04-10 15:19:49,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:49,101 INFO L459 AbstractCegarLoop]: Abstraction has 166 states and 179 transitions. [2018-04-10 15:19:49,101 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-10 15:19:49,101 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 179 transitions. [2018-04-10 15:19:49,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-10 15:19:49,102 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:49,102 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] [2018-04-10 15:19:49,102 INFO L408 AbstractCegarLoop]: === Iteration 11 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:49,102 INFO L82 PathProgramCache]: Analyzing trace with hash -976944239, now seen corresponding path program 1 times [2018-04-10 15:19:49,103 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:49,109 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:49,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:49,138 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:19:49,138 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 15:19:49,138 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:49,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:49,138 INFO L182 omatonBuilderFactory]: Interpolants [3953#true, 3954#false, 3955#(not (= 0 |main_#t~malloc0.base|)), 3956#(not (= 0 main_~head~0.base))] [2018-04-10 15:19:49,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:49,138 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 15:19:49,139 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 15:19:49,139 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 15:19:49,139 INFO L87 Difference]: Start difference. First operand 166 states and 179 transitions. Second operand 4 states. [2018-04-10 15:19:49,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:49,167 INFO L93 Difference]: Finished difference Result 166 states and 178 transitions. [2018-04-10 15:19:49,167 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 15:19:49,167 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 30 [2018-04-10 15:19:49,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:49,168 INFO L225 Difference]: With dead ends: 166 [2018-04-10 15:19:49,168 INFO L226 Difference]: Without dead ends: 166 [2018-04-10 15:19:49,168 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 [2018-04-10 15:19:49,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2018-04-10 15:19:49,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 166. [2018-04-10 15:19:49,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2018-04-10 15:19:49,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 178 transitions. [2018-04-10 15:19:49,172 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 178 transitions. Word has length 30 [2018-04-10 15:19:49,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:49,172 INFO L459 AbstractCegarLoop]: Abstraction has 166 states and 178 transitions. [2018-04-10 15:19:49,172 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 15:19:49,172 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 178 transitions. [2018-04-10 15:19:49,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-04-10 15:19:49,173 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:49,173 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] [2018-04-10 15:19:49,173 INFO L408 AbstractCegarLoop]: === Iteration 12 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:49,173 INFO L82 PathProgramCache]: Analyzing trace with hash 1040476521, now seen corresponding path program 1 times [2018-04-10 15:19:49,174 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:49,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:49,181 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:49,253 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:49,253 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:19:49,253 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2018-04-10 15:19:49,253 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:49,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:49,254 INFO L182 omatonBuilderFactory]: Interpolants [4291#true, 4292#false, 4293#(and (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem19.base|) (= |main_#t~mem19.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 4294#(and (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~item~0.base) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 4295#(or |main_#t~short21| (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 4296#(and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 4297#(and (= 0 |main_#t~mem25.base|) (= 0 |main_#t~mem25.offset|)), 4298#(and (= 0 main_~head~0.base) (= main_~head~0.offset 0))] [2018-04-10 15:19:49,254 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:49,254 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-10 15:19:49,255 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-10 15:19:49,255 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-04-10 15:19:49,255 INFO L87 Difference]: Start difference. First operand 166 states and 178 transitions. Second operand 8 states. [2018-04-10 15:19:49,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:49,407 INFO L93 Difference]: Finished difference Result 197 states and 213 transitions. [2018-04-10 15:19:49,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-10 15:19:49,408 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 36 [2018-04-10 15:19:49,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:49,408 INFO L225 Difference]: With dead ends: 197 [2018-04-10 15:19:49,408 INFO L226 Difference]: Without dead ends: 197 [2018-04-10 15:19:49,409 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2018-04-10 15:19:49,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2018-04-10 15:19:49,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 179. [2018-04-10 15:19:49,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2018-04-10 15:19:49,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 192 transitions. [2018-04-10 15:19:49,412 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 192 transitions. Word has length 36 [2018-04-10 15:19:49,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:49,412 INFO L459 AbstractCegarLoop]: Abstraction has 179 states and 192 transitions. [2018-04-10 15:19:49,412 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-10 15:19:49,412 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 192 transitions. [2018-04-10 15:19:49,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-04-10 15:19:49,413 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:49,413 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] [2018-04-10 15:19:49,413 INFO L408 AbstractCegarLoop]: === Iteration 13 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:49,413 INFO L82 PathProgramCache]: Analyzing trace with hash -2104967361, now seen corresponding path program 1 times [2018-04-10 15:19:49,414 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:49,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:49,420 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:49,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:49,479 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:19:49,479 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2018-04-10 15:19:49,480 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:49,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:49,480 INFO L182 omatonBuilderFactory]: Interpolants [4688#(= (store |#valid| main_~item~0.base 0) |old(#valid)|), 4683#true, 4684#false, 4685#(= |#valid| |old(#valid)|), 4686#(= (store |#valid| |main_#t~malloc0.base| 0) |old(#valid)|), 4687#(= (store |#valid| main_~head~0.base 0) |old(#valid)|)] [2018-04-10 15:19:49,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:49,480 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 15:19:49,481 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 15:19:49,481 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-10 15:19:49,481 INFO L87 Difference]: Start difference. First operand 179 states and 192 transitions. Second operand 6 states. [2018-04-10 15:19:49,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:49,621 INFO L93 Difference]: Finished difference Result 191 states and 203 transitions. [2018-04-10 15:19:49,621 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-10 15:19:49,621 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2018-04-10 15:19:49,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:49,622 INFO L225 Difference]: With dead ends: 191 [2018-04-10 15:19:49,622 INFO L226 Difference]: Without dead ends: 168 [2018-04-10 15:19:49,622 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-04-10 15:19:49,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2018-04-10 15:19:49,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 168. [2018-04-10 15:19:49,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2018-04-10 15:19:49,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 180 transitions. [2018-04-10 15:19:49,625 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 180 transitions. Word has length 37 [2018-04-10 15:19:49,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:49,625 INFO L459 AbstractCegarLoop]: Abstraction has 168 states and 180 transitions. [2018-04-10 15:19:49,625 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 15:19:49,625 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 180 transitions. [2018-04-10 15:19:49,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-04-10 15:19:49,626 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:49,626 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] [2018-04-10 15:19:49,626 INFO L408 AbstractCegarLoop]: === Iteration 14 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:49,627 INFO L82 PathProgramCache]: Analyzing trace with hash -1821501930, now seen corresponding path program 1 times [2018-04-10 15:19:49,628 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:49,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:49,636 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:49,659 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:49,659 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:19:49,660 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 15:19:49,660 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:49,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:49,660 INFO L182 omatonBuilderFactory]: Interpolants [5056#true, 5057#false, 5058#(= main_~status~0 1)] [2018-04-10 15:19:49,660 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:49,660 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-10 15:19:49,660 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-10 15:19:49,660 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-10 15:19:49,661 INFO L87 Difference]: Start difference. First operand 168 states and 180 transitions. Second operand 3 states. [2018-04-10 15:19:49,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:49,674 INFO L93 Difference]: Finished difference Result 248 states and 266 transitions. [2018-04-10 15:19:49,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-10 15:19:49,675 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 49 [2018-04-10 15:19:49,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:49,675 INFO L225 Difference]: With dead ends: 248 [2018-04-10 15:19:49,675 INFO L226 Difference]: Without dead ends: 248 [2018-04-10 15:19:49,676 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 [2018-04-10 15:19:49,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2018-04-10 15:19:49,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 193. [2018-04-10 15:19:49,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 193 states. [2018-04-10 15:19:49,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 206 transitions. [2018-04-10 15:19:49,678 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 206 transitions. Word has length 49 [2018-04-10 15:19:49,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:49,678 INFO L459 AbstractCegarLoop]: Abstraction has 193 states and 206 transitions. [2018-04-10 15:19:49,678 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-10 15:19:49,678 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 206 transitions. [2018-04-10 15:19:49,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-04-10 15:19:49,679 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:49,679 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] [2018-04-10 15:19:49,679 INFO L408 AbstractCegarLoop]: === Iteration 15 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:49,679 INFO L82 PathProgramCache]: Analyzing trace with hash -114058552, now seen corresponding path program 1 times [2018-04-10 15:19:49,680 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:49,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:49,690 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:49,894 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:49,895 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:19:49,895 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-10 15:19:49,895 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:49,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:49,896 INFO L182 omatonBuilderFactory]: Interpolants [5504#(and (= main_~item~0.offset main_~head~0.offset) (= 1 (select |#valid| |main_#t~malloc2.base|)) (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.base |main_#t~malloc2.base|))), 5505#(and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset)))), 5506#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset)))), 5507#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~mem4.base|))), 5508#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base))), 5509#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 5510#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 0)), 5511#(or (= main_~status~0 0) (= 1 (select |#valid| |main_#t~mem19.base|))), 5512#(or (= main_~status~0 0) (= 1 (select |#valid| main_~item~0.base))), 5513#(or (= 1 (select |#valid| main_~item~0.base)) |main_#t~short23|), 5514#(= 1 (select |#valid| main_~item~0.base)), 5500#true, 5501#false, 5502#(= 1 (select |#valid| main_~head~0.base)), 5503#(and (= main_~item~0.offset main_~head~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base))] [2018-04-10 15:19:49,896 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:49,896 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-10 15:19:49,896 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-10 15:19:49,897 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2018-04-10 15:19:49,897 INFO L87 Difference]: Start difference. First operand 193 states and 206 transitions. Second operand 15 states. [2018-04-10 15:19:50,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:50,450 INFO L93 Difference]: Finished difference Result 274 states and 293 transitions. [2018-04-10 15:19:50,450 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-10 15:19:50,450 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 56 [2018-04-10 15:19:50,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:50,451 INFO L225 Difference]: With dead ends: 274 [2018-04-10 15:19:50,451 INFO L226 Difference]: Without dead ends: 274 [2018-04-10 15:19:50,451 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=293, Invalid=829, Unknown=0, NotChecked=0, Total=1122 [2018-04-10 15:19:50,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2018-04-10 15:19:50,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 226. [2018-04-10 15:19:50,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states. [2018-04-10 15:19:50,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 244 transitions. [2018-04-10 15:19:50,454 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 244 transitions. Word has length 56 [2018-04-10 15:19:50,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:50,454 INFO L459 AbstractCegarLoop]: Abstraction has 226 states and 244 transitions. [2018-04-10 15:19:50,454 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-10 15:19:50,454 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 244 transitions. [2018-04-10 15:19:50,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-04-10 15:19:50,455 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:50,455 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] [2018-04-10 15:19:50,455 INFO L408 AbstractCegarLoop]: === Iteration 16 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:50,455 INFO L82 PathProgramCache]: Analyzing trace with hash -114058551, now seen corresponding path program 1 times [2018-04-10 15:19:50,456 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:50,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:50,467 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:50,688 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:50,689 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:19:50,689 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-10 15:19:50,689 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:50,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:50,689 INFO L182 omatonBuilderFactory]: Interpolants [6053#true, 6054#false, 6055#(= 1 (select |#valid| main_~head~0.base)), 6056#(and (= main_~item~0.offset main_~head~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base)), 6057#(and (= main_~item~0.offset main_~head~0.offset) (= 12 (select |#length| |main_#t~malloc2.base|)) (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.base |main_#t~malloc2.base|))), 6058#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base)), 6059#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset))) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (= main_~item~0.base main_~head~0.base)), 6060#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~mem4.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 6061#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 6062#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 6063#(or (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 0)), 6064#(or (= main_~status~0 0) (and (= 12 (select |#length| |main_#t~mem19.base|)) (= 0 |main_#t~mem19.offset|))), 6065#(or (= main_~status~0 0) (and (= 12 (select |#length| main_~item~0.base)) (= main_~item~0.offset 0))), 6066#(or (and (= 12 (select |#length| main_~item~0.base)) (= main_~item~0.offset 0)) |main_#t~short23|), 6067#(and (= 12 (select |#length| main_~item~0.base)) (= main_~item~0.offset 0))] [2018-04-10 15:19:50,689 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:50,689 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-10 15:19:50,689 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-10 15:19:50,690 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2018-04-10 15:19:50,690 INFO L87 Difference]: Start difference. First operand 226 states and 244 transitions. Second operand 15 states. [2018-04-10 15:19:51,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:51,372 INFO L93 Difference]: Finished difference Result 272 states and 293 transitions. [2018-04-10 15:19:51,372 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-10 15:19:51,372 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 56 [2018-04-10 15:19:51,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:51,373 INFO L225 Difference]: With dead ends: 272 [2018-04-10 15:19:51,373 INFO L226 Difference]: Without dead ends: 272 [2018-04-10 15:19:51,373 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 218 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=225, Invalid=831, Unknown=0, NotChecked=0, Total=1056 [2018-04-10 15:19:51,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2018-04-10 15:19:51,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 230. [2018-04-10 15:19:51,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230 states. [2018-04-10 15:19:51,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 247 transitions. [2018-04-10 15:19:51,376 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 247 transitions. Word has length 56 [2018-04-10 15:19:51,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:51,377 INFO L459 AbstractCegarLoop]: Abstraction has 230 states and 247 transitions. [2018-04-10 15:19:51,377 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-10 15:19:51,377 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 247 transitions. [2018-04-10 15:19:51,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-04-10 15:19:51,377 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:51,377 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] [2018-04-10 15:19:51,377 INFO L408 AbstractCegarLoop]: === Iteration 17 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:51,377 INFO L82 PathProgramCache]: Analyzing trace with hash 2058842169, now seen corresponding path program 1 times [2018-04-10 15:19:51,378 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:51,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:51,384 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:51,440 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:51,440 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:19:51,441 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 15:19:51,441 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:51,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:51,441 INFO L182 omatonBuilderFactory]: Interpolants [6608#(= main_~status~0 1), 6609#(not |main_#t~short23|), 6606#true, 6607#false] [2018-04-10 15:19:51,441 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:51,442 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 15:19:51,442 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 15:19:51,442 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 15:19:51,442 INFO L87 Difference]: Start difference. First operand 230 states and 247 transitions. Second operand 4 states. [2018-04-10 15:19:51,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:51,469 INFO L93 Difference]: Finished difference Result 281 states and 300 transitions. [2018-04-10 15:19:51,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 15:19:51,469 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 58 [2018-04-10 15:19:51,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:51,470 INFO L225 Difference]: With dead ends: 281 [2018-04-10 15:19:51,470 INFO L226 Difference]: Without dead ends: 281 [2018-04-10 15:19:51,470 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 [2018-04-10 15:19:51,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2018-04-10 15:19:51,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 247. [2018-04-10 15:19:51,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2018-04-10 15:19:51,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 269 transitions. [2018-04-10 15:19:51,474 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 269 transitions. Word has length 58 [2018-04-10 15:19:51,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:51,475 INFO L459 AbstractCegarLoop]: Abstraction has 247 states and 269 transitions. [2018-04-10 15:19:51,475 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 15:19:51,475 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 269 transitions. [2018-04-10 15:19:51,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-04-10 15:19:51,475 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:51,476 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] [2018-04-10 15:19:51,476 INFO L408 AbstractCegarLoop]: === Iteration 18 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:51,476 INFO L82 PathProgramCache]: Analyzing trace with hash -947949420, now seen corresponding path program 1 times [2018-04-10 15:19:51,477 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:51,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:51,491 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:51,706 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:51,707 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:19:51,707 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2018-04-10 15:19:51,707 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:51,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:51,707 INFO L182 omatonBuilderFactory]: Interpolants [7140#true, 7141#false, 7142#(= 1 (select |#valid| main_~head~0.base)), 7143#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base)), 7144#(and (= 1 (select |#valid| |main_#t~malloc2.base|)) (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.base |main_#t~malloc2.base|))), 7145#(and (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset)))), 7146#(and (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset)) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset)))), 7147#(and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset)))), 7148#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~mem4.base|)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))), 7149#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base))), 7150#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))), 7151#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))), 7152#(and (= 1 (select |#valid| |main_#t~mem25.base|)) (not (= main_~item~0.base |main_#t~mem25.base|))), 7153#(and (= 1 (select |#valid| main_~head~0.base)) (not (= main_~item~0.base main_~head~0.base)))] [2018-04-10 15:19:51,707 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:51,707 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-10 15:19:51,707 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-10 15:19:51,707 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-04-10 15:19:51,708 INFO L87 Difference]: Start difference. First operand 247 states and 269 transitions. Second operand 14 states. [2018-04-10 15:19:52,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:52,113 INFO L93 Difference]: Finished difference Result 295 states and 319 transitions. [2018-04-10 15:19:52,113 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-10 15:19:52,113 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 63 [2018-04-10 15:19:52,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:52,114 INFO L225 Difference]: With dead ends: 295 [2018-04-10 15:19:52,114 INFO L226 Difference]: Without dead ends: 295 [2018-04-10 15:19:52,114 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=123, Invalid=383, Unknown=0, NotChecked=0, Total=506 [2018-04-10 15:19:52,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2018-04-10 15:19:52,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 270. [2018-04-10 15:19:52,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 270 states. [2018-04-10 15:19:52,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 299 transitions. [2018-04-10 15:19:52,118 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 299 transitions. Word has length 63 [2018-04-10 15:19:52,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:52,119 INFO L459 AbstractCegarLoop]: Abstraction has 270 states and 299 transitions. [2018-04-10 15:19:52,119 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-10 15:19:52,119 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 299 transitions. [2018-04-10 15:19:52,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-04-10 15:19:52,119 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:52,120 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] [2018-04-10 15:19:52,120 INFO L408 AbstractCegarLoop]: === Iteration 19 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:52,120 INFO L82 PathProgramCache]: Analyzing trace with hash -947949419, now seen corresponding path program 1 times [2018-04-10 15:19:52,121 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:52,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:52,133 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:52,356 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:52,357 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:19:52,357 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2018-04-10 15:19:52,357 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:52,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:52,357 INFO L182 omatonBuilderFactory]: Interpolants [7744#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~mem4.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 7745#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 7746#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 7747#(and (= 0 |main_#t~mem25.offset|) (= 12 (select |#length| |main_#t~mem25.base|))), 7748#(and (= 12 (select |#length| main_~head~0.base)) (= main_~head~0.offset 0)), 7737#true, 7738#false, 7739#(= 1 (select |#valid| main_~head~0.base)), 7740#(and (= main_~item~0.offset main_~head~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base)), 7741#(and (= main_~item~0.offset main_~head~0.offset) (= 12 (select |#length| |main_#t~malloc2.base|)) (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.base |main_#t~malloc2.base|))), 7742#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base)), 7743#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset))) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (= main_~item~0.base main_~head~0.base))] [2018-04-10 15:19:52,357 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:52,358 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-10 15:19:52,358 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-10 15:19:52,358 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2018-04-10 15:19:52,358 INFO L87 Difference]: Start difference. First operand 270 states and 299 transitions. Second operand 12 states. [2018-04-10 15:19:52,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:52,759 INFO L93 Difference]: Finished difference Result 291 states and 315 transitions. [2018-04-10 15:19:52,763 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-10 15:19:52,763 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 63 [2018-04-10 15:19:52,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:52,764 INFO L225 Difference]: With dead ends: 291 [2018-04-10 15:19:52,764 INFO L226 Difference]: Without dead ends: 291 [2018-04-10 15:19:52,765 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2018-04-10 15:19:52,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2018-04-10 15:19:52,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 270. [2018-04-10 15:19:52,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 270 states. [2018-04-10 15:19:52,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 298 transitions. [2018-04-10 15:19:52,769 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 298 transitions. Word has length 63 [2018-04-10 15:19:52,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:52,770 INFO L459 AbstractCegarLoop]: Abstraction has 270 states and 298 transitions. [2018-04-10 15:19:52,770 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-10 15:19:52,770 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 298 transitions. [2018-04-10 15:19:52,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-04-10 15:19:52,770 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:52,771 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] [2018-04-10 15:19:52,771 INFO L408 AbstractCegarLoop]: === Iteration 20 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:52,771 INFO L82 PathProgramCache]: Analyzing trace with hash 678337908, now seen corresponding path program 1 times [2018-04-10 15:19:52,772 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:52,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:52,781 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:52,832 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-10 15:19:52,832 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:19:52,832 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2018-04-10 15:19:52,832 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:52,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:52,833 INFO L182 omatonBuilderFactory]: Interpolants [8328#true, 8329#false, 8330#(and (= |main_#t~mem5.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem5.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 8331#(or (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 0))), 8332#(or (not (= |main_#t~mem25.base| 0)) (not (= |main_#t~mem25.offset| 0))), 8333#(or (not (= main_~head~0.base 0)) (not (= main_~head~0.offset 0)))] [2018-04-10 15:19:52,833 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-10 15:19:52,833 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 15:19:52,833 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 15:19:52,833 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-10 15:19:52,834 INFO L87 Difference]: Start difference. First operand 270 states and 298 transitions. Second operand 6 states. [2018-04-10 15:19:52,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:52,961 INFO L93 Difference]: Finished difference Result 293 states and 316 transitions. [2018-04-10 15:19:52,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 15:19:52,962 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2018-04-10 15:19:52,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:52,963 INFO L225 Difference]: With dead ends: 293 [2018-04-10 15:19:52,963 INFO L226 Difference]: Without dead ends: 283 [2018-04-10 15:19:52,963 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-04-10 15:19:52,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2018-04-10 15:19:52,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 280. [2018-04-10 15:19:52,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2018-04-10 15:19:52,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 305 transitions. [2018-04-10 15:19:52,967 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 305 transitions. Word has length 64 [2018-04-10 15:19:52,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:52,967 INFO L459 AbstractCegarLoop]: Abstraction has 280 states and 305 transitions. [2018-04-10 15:19:52,967 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 15:19:52,967 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 305 transitions. [2018-04-10 15:19:52,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-04-10 15:19:52,968 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:52,968 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, 1, 1] [2018-04-10 15:19:52,968 INFO L408 AbstractCegarLoop]: === Iteration 21 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:52,968 INFO L82 PathProgramCache]: Analyzing trace with hash -446313196, now seen corresponding path program 1 times [2018-04-10 15:19:52,969 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:52,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:52,982 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:53,130 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:53,130 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:19:53,131 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-04-10 15:19:53,131 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:53,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:53,131 INFO L182 omatonBuilderFactory]: Interpolants [8913#true, 8914#false, 8915#(= 1 (select |#valid| main_~head~0.base)), 8916#(and (= main_~item~0.offset main_~head~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base)), 8917#(and (= main_~item~0.offset main_~head~0.offset) (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.base |main_#t~malloc2.base|))), 8918#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base)), 8919#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base)), 8920#(and (not (= main_~head~0.base |main_#t~mem4.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 8921#(and (not (= main_~item~0.base main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 8922#(= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)), 8923#(= 0 |main_#t~mem25.offset|), 8924#(= 0 main_~head~0.offset), 8925#(= main_~item~0.offset 0)] [2018-04-10 15:19:53,132 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:53,132 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-10 15:19:53,132 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-10 15:19:53,132 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2018-04-10 15:19:53,132 INFO L87 Difference]: Start difference. First operand 280 states and 305 transitions. Second operand 13 states. [2018-04-10 15:19:53,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:53,451 INFO L93 Difference]: Finished difference Result 289 states and 311 transitions. [2018-04-10 15:19:53,451 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-10 15:19:53,451 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 65 [2018-04-10 15:19:53,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:53,452 INFO L225 Difference]: With dead ends: 289 [2018-04-10 15:19:53,452 INFO L226 Difference]: Without dead ends: 289 [2018-04-10 15:19:53,452 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=105, Invalid=401, Unknown=0, NotChecked=0, Total=506 [2018-04-10 15:19:53,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2018-04-10 15:19:53,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 282. [2018-04-10 15:19:53,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2018-04-10 15:19:53,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 307 transitions. [2018-04-10 15:19:53,455 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 307 transitions. Word has length 65 [2018-04-10 15:19:53,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:53,455 INFO L459 AbstractCegarLoop]: Abstraction has 282 states and 307 transitions. [2018-04-10 15:19:53,455 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-10 15:19:53,455 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 307 transitions. [2018-04-10 15:19:53,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-04-10 15:19:53,456 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:53,456 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] [2018-04-10 15:19:53,456 INFO L408 AbstractCegarLoop]: === Iteration 22 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:53,456 INFO L82 PathProgramCache]: Analyzing trace with hash -950806728, now seen corresponding path program 1 times [2018-04-10 15:19:53,457 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:53,469 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:53,516 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-10 15:19:53,516 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:19:53,516 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 15:19:53,516 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:53,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:53,517 INFO L182 omatonBuilderFactory]: Interpolants [9520#(= 1 (select |#valid| main_~item~0.base)), 9517#true, 9518#false, 9519#(= main_~item~0.base main_~head~0.base)] [2018-04-10 15:19:53,517 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-10 15:19:53,517 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 15:19:53,517 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 15:19:53,517 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 15:19:53,518 INFO L87 Difference]: Start difference. First operand 282 states and 307 transitions. Second operand 4 states. [2018-04-10 15:19:53,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:53,597 INFO L93 Difference]: Finished difference Result 282 states and 306 transitions. [2018-04-10 15:19:53,597 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 15:19:53,597 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 66 [2018-04-10 15:19:53,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:53,598 INFO L225 Difference]: With dead ends: 282 [2018-04-10 15:19:53,598 INFO L226 Difference]: Without dead ends: 282 [2018-04-10 15:19:53,599 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 [2018-04-10 15:19:53,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2018-04-10 15:19:53,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 275. [2018-04-10 15:19:53,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2018-04-10 15:19:53,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 300 transitions. [2018-04-10 15:19:53,602 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 300 transitions. Word has length 66 [2018-04-10 15:19:53,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:53,603 INFO L459 AbstractCegarLoop]: Abstraction has 275 states and 300 transitions. [2018-04-10 15:19:53,603 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 15:19:53,603 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 300 transitions. [2018-04-10 15:19:53,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-04-10 15:19:53,603 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:53,604 INFO L355 BasicCegarLoop]: trace histogram [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] [2018-04-10 15:19:53,604 INFO L408 AbstractCegarLoop]: === Iteration 23 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:53,604 INFO L82 PathProgramCache]: Analyzing trace with hash 1468045743, now seen corresponding path program 1 times [2018-04-10 15:19:53,605 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:53,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:53,615 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:53,883 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:53,883 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:19:53,883 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-10 15:19:53,883 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:53,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:53,884 INFO L182 omatonBuilderFactory]: Interpolants [10080#true, 10081#false, 10082#(= 1 (select |#valid| main_~head~0.base)), 10083#(and (= main_~item~0.offset main_~head~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base)), 10084#(and (= main_~item~0.offset main_~head~0.offset) (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.base |main_#t~malloc2.base|))), 10085#(and (= main_~item~0.offset main_~head~0.offset) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base)), 10086#(and (= main_~item~0.offset main_~head~0.offset) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base)), 10087#(and (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 10088#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 10089#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 10090#(or (= main_~status~0 0) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 10091#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem19.base|) |main_#t~mem19.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem19.base|) |main_#t~mem19.offset|))) (= main_~status~0 0)), 10092#(or (= main_~status~0 0) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 10093#(or (and (= main_~status~0 0) |main_#t~short23|) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 10094#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))), 10095#(and (= 0 |main_#t~mem24.base|) (= 0 |main_#t~mem24.offset|)), 10096#(and (= 0 main_~item~0.base) (= main_~item~0.offset 0)), 10097#(not |main_#t~short21|)] [2018-04-10 15:19:53,884 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:53,884 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-10 15:19:53,884 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-10 15:19:53,884 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=267, Unknown=0, NotChecked=0, Total=306 [2018-04-10 15:19:53,884 INFO L87 Difference]: Start difference. First operand 275 states and 300 transitions. Second operand 18 states. [2018-04-10 15:19:54,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:54,469 INFO L93 Difference]: Finished difference Result 280 states and 300 transitions. [2018-04-10 15:19:54,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-10 15:19:54,469 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 68 [2018-04-10 15:19:54,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:54,470 INFO L225 Difference]: With dead ends: 280 [2018-04-10 15:19:54,470 INFO L226 Difference]: Without dead ends: 280 [2018-04-10 15:19:54,470 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=190, Invalid=1070, Unknown=0, NotChecked=0, Total=1260 [2018-04-10 15:19:54,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2018-04-10 15:19:54,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 267. [2018-04-10 15:19:54,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2018-04-10 15:19:54,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 287 transitions. [2018-04-10 15:19:54,474 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 287 transitions. Word has length 68 [2018-04-10 15:19:54,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:54,474 INFO L459 AbstractCegarLoop]: Abstraction has 267 states and 287 transitions. [2018-04-10 15:19:54,474 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-10 15:19:54,475 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 287 transitions. [2018-04-10 15:19:54,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-10 15:19:54,475 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:54,475 INFO L355 BasicCegarLoop]: trace histogram [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, 1, 1] [2018-04-10 15:19:54,476 INFO L408 AbstractCegarLoop]: === Iteration 24 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:54,476 INFO L82 PathProgramCache]: Analyzing trace with hash -1082274548, now seen corresponding path program 2 times [2018-04-10 15:19:54,477 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:54,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:54,486 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:54,653 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:54,653 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:19:54,653 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-10 15:19:54,653 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:54,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:54,653 INFO L182 omatonBuilderFactory]: Interpolants [10688#(and (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 10689#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 10690#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 10691#(and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem25.base|) |main_#t~mem25.offset|))), 10692#(and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 10693#(and (= 0 |main_#t~mem25.base|) (= 0 |main_#t~mem25.offset|)), 10694#(and (= 0 main_~head~0.base) (= main_~head~0.offset 0)), 10681#true, 10682#false, 10683#(= 1 (select |#valid| main_~head~0.base)), 10684#(and (= main_~item~0.offset main_~head~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base)), 10685#(and (= main_~item~0.offset main_~head~0.offset) (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.base |main_#t~malloc2.base|))), 10686#(and (= main_~item~0.offset main_~head~0.offset) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base)), 10687#(and (= main_~item~0.offset main_~head~0.offset) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base))] [2018-04-10 15:19:54,653 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:54,654 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-10 15:19:54,654 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-10 15:19:54,654 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2018-04-10 15:19:54,654 INFO L87 Difference]: Start difference. First operand 267 states and 287 transitions. Second operand 14 states. [2018-04-10 15:19:55,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:55,003 INFO L93 Difference]: Finished difference Result 283 states and 303 transitions. [2018-04-10 15:19:55,003 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-10 15:19:55,003 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 70 [2018-04-10 15:19:55,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:55,004 INFO L225 Difference]: With dead ends: 283 [2018-04-10 15:19:55,004 INFO L226 Difference]: Without dead ends: 283 [2018-04-10 15:19:55,004 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=102, Invalid=548, Unknown=0, NotChecked=0, Total=650 [2018-04-10 15:19:55,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2018-04-10 15:19:55,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 267. [2018-04-10 15:19:55,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2018-04-10 15:19:55,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 287 transitions. [2018-04-10 15:19:55,006 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 287 transitions. Word has length 70 [2018-04-10 15:19:55,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:55,006 INFO L459 AbstractCegarLoop]: Abstraction has 267 states and 287 transitions. [2018-04-10 15:19:55,007 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-10 15:19:55,007 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 287 transitions. [2018-04-10 15:19:55,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-10 15:19:55,007 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:55,007 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] [2018-04-10 15:19:55,007 INFO L408 AbstractCegarLoop]: === Iteration 25 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:55,007 INFO L82 PathProgramCache]: Analyzing trace with hash -1176212003, now seen corresponding path program 1 times [2018-04-10 15:19:55,008 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:55,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:55,013 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:55,042 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-10 15:19:55,043 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:19:55,043 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 15:19:55,043 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:55,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:55,043 INFO L182 omatonBuilderFactory]: Interpolants [11269#true, 11270#false, 11271#(= main_~status~0 2)] [2018-04-10 15:19:55,044 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-10 15:19:55,044 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-10 15:19:55,044 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-10 15:19:55,044 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-10 15:19:55,044 INFO L87 Difference]: Start difference. First operand 267 states and 287 transitions. Second operand 3 states. [2018-04-10 15:19:55,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:55,064 INFO L93 Difference]: Finished difference Result 348 states and 374 transitions. [2018-04-10 15:19:55,064 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-10 15:19:55,065 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2018-04-10 15:19:55,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:55,066 INFO L225 Difference]: With dead ends: 348 [2018-04-10 15:19:55,066 INFO L226 Difference]: Without dead ends: 348 [2018-04-10 15:19:55,066 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 [2018-04-10 15:19:55,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2018-04-10 15:19:55,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 293. [2018-04-10 15:19:55,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 293 states. [2018-04-10 15:19:55,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 314 transitions. [2018-04-10 15:19:55,070 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 314 transitions. Word has length 70 [2018-04-10 15:19:55,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:55,070 INFO L459 AbstractCegarLoop]: Abstraction has 293 states and 314 transitions. [2018-04-10 15:19:55,070 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-10 15:19:55,070 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 314 transitions. [2018-04-10 15:19:55,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-10 15:19:55,071 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:55,071 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] [2018-04-10 15:19:55,071 INFO L408 AbstractCegarLoop]: === Iteration 26 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:55,071 INFO L82 PathProgramCache]: Analyzing trace with hash -2126794385, now seen corresponding path program 1 times [2018-04-10 15:19:55,072 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:55,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:55,085 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:55,447 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:55,447 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:19:55,447 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-10 15:19:55,447 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:55,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:55,447 INFO L182 omatonBuilderFactory]: Interpolants [11913#true, 11914#false, 11915#(= 1 (select |#valid| main_~head~0.base)), 11916#(and (= main_~item~0.offset main_~head~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base)), 11917#(and (= main_~item~0.offset main_~head~0.offset) (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.base |main_#t~malloc2.base|))), 11918#(and (= main_~item~0.offset main_~head~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base)), 11919#(and (= main_~item~0.offset main_~head~0.offset) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base)), 11920#(and (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select |#valid| main_~head~0.base) 1)), 11921#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1)), 11922#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1)), 11923#(and (or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)))) (= main_~status~0 (select |#valid| main_~item~0.base))), 11924#(and (or (= main_~status~0 0) (not (= main_~item~0.base |main_#t~malloc2.base|))) (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~head~0.base |main_#t~malloc2.base|))) (= main_~status~0 0))), 11925#(and (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~status~0 0)) (or (= main_~status~0 0) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 11926#(and (or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))) (or (= main_~status~0 0) (not (= main_~item~0.base |main_#t~mem3.base|)))), 11927#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~status~0 0)), 11928#(or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~mem4.base|))) (= main_~status~0 0)), 11929#(or (= main_~status~0 0) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)))), 11930#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 0)), 11931#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 11932#(= 1 (select |#valid| |main_#t~mem7.base|))] [2018-04-10 15:19:55,447 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:55,448 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-10 15:19:55,448 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-10 15:19:55,448 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=322, Unknown=0, NotChecked=0, Total=380 [2018-04-10 15:19:55,448 INFO L87 Difference]: Start difference. First operand 293 states and 314 transitions. Second operand 20 states. [2018-04-10 15:19:56,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:56,483 INFO L93 Difference]: Finished difference Result 373 states and 400 transitions. [2018-04-10 15:19:56,483 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-10 15:19:56,483 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 70 [2018-04-10 15:19:56,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:56,484 INFO L225 Difference]: With dead ends: 373 [2018-04-10 15:19:56,484 INFO L226 Difference]: Without dead ends: 373 [2018-04-10 15:19:56,484 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 337 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=357, Invalid=1283, Unknown=0, NotChecked=0, Total=1640 [2018-04-10 15:19:56,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2018-04-10 15:19:56,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 329. [2018-04-10 15:19:56,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2018-04-10 15:19:56,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 352 transitions. [2018-04-10 15:19:56,488 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 352 transitions. Word has length 70 [2018-04-10 15:19:56,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:56,488 INFO L459 AbstractCegarLoop]: Abstraction has 329 states and 352 transitions. [2018-04-10 15:19:56,489 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-10 15:19:56,489 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 352 transitions. [2018-04-10 15:19:56,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-10 15:19:56,489 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:56,489 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] [2018-04-10 15:19:56,489 INFO L408 AbstractCegarLoop]: === Iteration 27 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:56,489 INFO L82 PathProgramCache]: Analyzing trace with hash -2126794384, now seen corresponding path program 1 times [2018-04-10 15:19:56,490 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:56,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:56,502 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:57,001 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:57,001 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:19:57,001 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-10 15:19:57,001 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:57,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:57,002 INFO L182 omatonBuilderFactory]: Interpolants [12677#true, 12678#false, 12679#(= 1 (select |#valid| main_~head~0.base)), 12680#(and (= main_~item~0.offset main_~head~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base)), 12681#(and (= main_~item~0.offset main_~head~0.offset) (= 12 (select |#length| |main_#t~malloc2.base|)) (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.base |main_#t~malloc2.base|))), 12682#(and (= main_~item~0.offset main_~head~0.offset) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base)), 12683#(and (= main_~item~0.offset main_~head~0.offset) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base)), 12684#(and (= 12 (select |#length| |main_#t~mem4.base|)) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select |#valid| main_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 12685#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 12686#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 12687#(and (or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~status~0 (select |#valid| main_~item~0.base))), 12688#(and (or (= main_~status~0 0) (not (= main_~item~0.base |main_#t~malloc2.base|))) (or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 12689#(and (or (= main_~status~0 0) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))))), 12690#(and (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~status~0 0)) (or (= main_~status~0 0) (not (= main_~item~0.base |main_#t~mem3.base|))) (or (= main_~status~0 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 12691#(and (or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| main_~item~0.base)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~status~0 0))), 12692#(or (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~mem4.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 0)), 12693#(or (= main_~status~0 0) (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 12694#(or (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 0)), 12695#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 12696#(and (= 12 (select |#length| |main_#t~mem7.base|)) (= |main_#t~mem7.offset| 0))] [2018-04-10 15:19:57,002 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:57,002 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-10 15:19:57,002 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-10 15:19:57,003 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=308, Unknown=0, NotChecked=0, Total=380 [2018-04-10 15:19:57,003 INFO L87 Difference]: Start difference. First operand 329 states and 352 transitions. Second operand 20 states. [2018-04-10 15:19:58,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:58,067 INFO L93 Difference]: Finished difference Result 372 states and 399 transitions. [2018-04-10 15:19:58,067 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-10 15:19:58,067 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 70 [2018-04-10 15:19:58,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:58,068 INFO L225 Difference]: With dead ends: 372 [2018-04-10 15:19:58,068 INFO L226 Difference]: Without dead ends: 372 [2018-04-10 15:19:58,069 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=351, Invalid=1131, Unknown=0, NotChecked=0, Total=1482 [2018-04-10 15:19:58,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2018-04-10 15:19:58,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 329. [2018-04-10 15:19:58,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2018-04-10 15:19:58,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 351 transitions. [2018-04-10 15:19:58,073 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 351 transitions. Word has length 70 [2018-04-10 15:19:58,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:58,073 INFO L459 AbstractCegarLoop]: Abstraction has 329 states and 351 transitions. [2018-04-10 15:19:58,073 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-10 15:19:58,073 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 351 transitions. [2018-04-10 15:19:58,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-04-10 15:19:58,074 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:58,074 INFO L355 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:19:58,074 INFO L408 AbstractCegarLoop]: === Iteration 28 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:58,074 INFO L82 PathProgramCache]: Analyzing trace with hash 809226236, now seen corresponding path program 2 times [2018-04-10 15:19:58,075 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:58,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:58,085 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:58,495 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:58,496 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:19:58,496 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-10 15:19:58,496 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:58,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:58,496 INFO L182 omatonBuilderFactory]: Interpolants [13440#(= (store |#valid| main_~head~0.base 0) |old(#valid)|), 13441#(and (= 1 (select |#valid| main_~head~0.base)) (= (store |#valid| main_~head~0.base 0) |old(#valid)|)), 13442#(and (= main_~item~0.offset main_~head~0.offset) (= (select |#valid| main_~item~0.base) 1) (= (store |#valid| main_~head~0.base 0) |old(#valid)|) (= main_~item~0.base main_~head~0.base)), 13443#(and (= (store (store |#valid| main_~head~0.base 0) |main_#t~malloc2.base| 0) |old(#valid)|) (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.base |main_#t~malloc2.base|))), 13444#(and (= main_~item~0.offset main_~head~0.offset) (= (store (store |#valid| main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset) 0) |old(#valid)|) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base)), 13445#(and (= main_~item~0.offset main_~head~0.offset) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= (store (store |#valid| main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset) 0) |old(#valid)|) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base)), 13446#(and (= (store (store |#valid| main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset) 0) |old(#valid)|) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset)))), 13447#(and (not (= main_~head~0.base |main_#t~mem4.base|)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (store (store |#valid| main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|)), 13448#(and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (= (store (store |#valid| main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|)), 13449#(and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (store (store |#valid| main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|)), 13450#(and (= (store (store |#valid| main_~item~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))), 13451#(and (= (store (store |#valid| main_~item~0.base 0) |main_#t~mem25.base| 0) |old(#valid)|) (not (= main_~item~0.base |main_#t~mem25.base|))), 13452#(and (= (store (store |#valid| main_~item~0.base 0) main_~head~0.base 0) |old(#valid)|) (not (= main_~item~0.base main_~head~0.base))), 13453#(= (store |#valid| main_~item~0.base 0) |old(#valid)|), 13436#true, 13437#false, 13438#(= |#valid| |old(#valid)|), 13439#(= (store |#valid| |main_#t~malloc0.base| 0) |old(#valid)|)] [2018-04-10 15:19:58,496 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:58,496 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-10 15:19:58,497 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-10 15:19:58,497 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2018-04-10 15:19:58,497 INFO L87 Difference]: Start difference. First operand 329 states and 351 transitions. Second operand 18 states. [2018-04-10 15:19:58,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:58,942 INFO L93 Difference]: Finished difference Result 340 states and 361 transitions. [2018-04-10 15:19:58,943 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-10 15:19:58,943 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 71 [2018-04-10 15:19:58,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:58,943 INFO L225 Difference]: With dead ends: 340 [2018-04-10 15:19:58,944 INFO L226 Difference]: Without dead ends: 291 [2018-04-10 15:19:58,944 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 2 SyntacticMatches, 5 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=121, Invalid=691, Unknown=0, NotChecked=0, Total=812 [2018-04-10 15:19:58,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2018-04-10 15:19:58,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 291. [2018-04-10 15:19:58,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 291 states. [2018-04-10 15:19:58,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 311 transitions. [2018-04-10 15:19:58,946 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 311 transitions. Word has length 71 [2018-04-10 15:19:58,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:58,946 INFO L459 AbstractCegarLoop]: Abstraction has 291 states and 311 transitions. [2018-04-10 15:19:58,946 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-10 15:19:58,946 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 311 transitions. [2018-04-10 15:19:58,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-04-10 15:19:58,947 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:58,947 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] [2018-04-10 15:19:58,947 INFO L408 AbstractCegarLoop]: === Iteration 29 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:58,948 INFO L82 PathProgramCache]: Analyzing trace with hash -855508223, now seen corresponding path program 1 times [2018-04-10 15:19:58,949 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:58,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:58,959 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:58,999 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-04-10 15:19:58,999 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:19:58,999 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 15:19:59,000 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:59,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:59,000 INFO L182 omatonBuilderFactory]: Interpolants [14112#(= 1 (select |#valid| main_~item~0.base)), 14107#true, 14108#false, 14109#(= |main_#t~mem7.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)), 14110#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 14111#(= 1 (select |#valid| |main_#t~mem19.base|))] [2018-04-10 15:19:59,000 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-04-10 15:19:59,001 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 15:19:59,001 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 15:19:59,001 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-10 15:19:59,001 INFO L87 Difference]: Start difference. First operand 291 states and 311 transitions. Second operand 6 states. [2018-04-10 15:19:59,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:19:59,103 INFO L93 Difference]: Finished difference Result 337 states and 363 transitions. [2018-04-10 15:19:59,103 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-10 15:19:59,103 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 82 [2018-04-10 15:19:59,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:19:59,104 INFO L225 Difference]: With dead ends: 337 [2018-04-10 15:19:59,104 INFO L226 Difference]: Without dead ends: 337 [2018-04-10 15:19:59,104 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-04-10 15:19:59,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2018-04-10 15:19:59,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 300. [2018-04-10 15:19:59,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 300 states. [2018-04-10 15:19:59,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 324 transitions. [2018-04-10 15:19:59,108 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 324 transitions. Word has length 82 [2018-04-10 15:19:59,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:19:59,108 INFO L459 AbstractCegarLoop]: Abstraction has 300 states and 324 transitions. [2018-04-10 15:19:59,108 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 15:19:59,108 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 324 transitions. [2018-04-10 15:19:59,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-04-10 15:19:59,109 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:19:59,109 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] [2018-04-10 15:19:59,109 INFO L408 AbstractCegarLoop]: === Iteration 30 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:19:59,109 INFO L82 PathProgramCache]: Analyzing trace with hash -855508222, now seen corresponding path program 1 times [2018-04-10 15:19:59,110 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:19:59,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:19:59,127 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:19:59,694 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:59,694 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:19:59,694 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-10 15:19:59,694 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:19:59,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:59,695 INFO L182 omatonBuilderFactory]: Interpolants [14758#true, 14759#false, 14760#(= 1 (select |#valid| main_~head~0.base)), 14761#(and (= main_~item~0.offset main_~head~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base)), 14762#(and (= main_~item~0.offset main_~head~0.offset) (= 12 (select |#length| |main_#t~malloc2.base|)) (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.base |main_#t~malloc2.base|))), 14763#(and (= main_~item~0.offset main_~head~0.offset) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base)), 14764#(and (= main_~item~0.offset main_~head~0.offset) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (= main_~item~0.base main_~head~0.base)), 14765#(and (= 12 (select |#length| |main_#t~mem4.base|)) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select |#valid| main_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 14766#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 14767#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 14768#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~item~0.base)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 14769#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))) (= main_~status~0 0)), 14770#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 14771#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~status~0 0)), 14772#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 14773#(or (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~mem4.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 0)), 14774#(or (= main_~status~0 0) (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 14775#(or (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 0)), 14776#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 14777#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem7.offset| 0) (= |main_#t~mem7.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 14778#(and (= 12 (select |#length| |main_#t~mem19.base|)) (<= 0 |main_#t~mem19.offset|) (<= |main_#t~mem19.offset| 0)), 14779#(and (= 12 (select |#length| main_~item~0.base)) (<= 0 main_~item~0.offset) (<= main_~item~0.offset 0))] [2018-04-10 15:19:59,695 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:19:59,695 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-10 15:19:59,695 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-10 15:19:59,695 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=384, Unknown=0, NotChecked=0, Total=462 [2018-04-10 15:19:59,695 INFO L87 Difference]: Start difference. First operand 300 states and 324 transitions. Second operand 22 states. [2018-04-10 15:20:00,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:00,979 INFO L93 Difference]: Finished difference Result 350 states and 381 transitions. [2018-04-10 15:20:00,979 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-10 15:20:00,979 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 82 [2018-04-10 15:20:00,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:00,980 INFO L225 Difference]: With dead ends: 350 [2018-04-10 15:20:00,980 INFO L226 Difference]: Without dead ends: 350 [2018-04-10 15:20:00,981 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 472 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=427, Invalid=1553, Unknown=0, NotChecked=0, Total=1980 [2018-04-10 15:20:00,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 350 states. [2018-04-10 15:20:00,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 350 to 316. [2018-04-10 15:20:00,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 316 states. [2018-04-10 15:20:00,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 343 transitions. [2018-04-10 15:20:00,984 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 343 transitions. Word has length 82 [2018-04-10 15:20:00,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:00,984 INFO L459 AbstractCegarLoop]: Abstraction has 316 states and 343 transitions. [2018-04-10 15:20:00,984 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-10 15:20:00,984 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 343 transitions. [2018-04-10 15:20:00,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-04-10 15:20:00,985 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:00,985 INFO L355 BasicCegarLoop]: trace histogram [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, 1] [2018-04-10 15:20:00,985 INFO L408 AbstractCegarLoop]: === Iteration 31 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:00,985 INFO L82 PathProgramCache]: Analyzing trace with hash 1105727035, now seen corresponding path program 1 times [2018-04-10 15:20:00,986 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:01,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:01,001 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:01,524 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:01,524 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:01,525 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-10 15:20:01,525 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:01,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:01,525 INFO L182 omatonBuilderFactory]: Interpolants [15492#true, 15493#false, 15494#(not (= 0 |main_#t~malloc0.base|)), 15495#(not (= 0 main_~head~0.base)), 15496#(and (= 1 (select |#valid| main_~head~0.base)) (not (= 0 main_~head~0.base))), 15497#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (not (= 0 main_~head~0.base)) (= main_~item~0.base main_~head~0.base)), 15498#(and (= main_~head~0.offset main_~item~0.offset) (not (= 0 main_~head~0.base)) (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.base |main_#t~malloc2.base|))), 15499#(and (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= 0 main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base)), 15500#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (not (= 0 main_~head~0.base)) (= main_~item~0.base main_~head~0.base)), 15501#(and (not (= main_~head~0.base |main_#t~mem4.base|)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (select |#valid| main_~head~0.base) 1) (not (= 0 main_~head~0.base))), 15502#(and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (not (= 0 main_~head~0.base))), 15503#(or (and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (not (= 0 main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base))) (= main_~status~0 0)), 15504#(or (and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (not (= 0 main_~head~0.base)) (not (= main_~head~0.base |main_#t~malloc2.base|))) (= main_~status~0 0)), 15505#(or (= main_~status~0 0) (and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= 0 main_~head~0.base)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 15506#(or (= main_~status~0 0) (and (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= 0 main_~head~0.base)))), 15507#(or (= main_~status~0 0) (and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= 0 main_~head~0.base)))), 15508#(or (= main_~status~0 0) (and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base))) (and (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.offset main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset)))) (and (= main_~head~0.offset main_~item~0.offset) (not (= 0 main_~head~0.base)) (= main_~item~0.base main_~head~0.base))), 15509#(or (= main_~status~0 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))), 15510#(not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 15511#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= |main_#t~mem7.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 15512#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))), 15513#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))), 15514#(and (= 1 (select |#valid| |main_#t~mem25.base|)) (not (= main_~item~0.base |main_#t~mem25.base|))), 15515#(and (= 1 (select |#valid| main_~head~0.base)) (not (= main_~item~0.base main_~head~0.base))), 15516#(= 1 (select |#valid| main_~head~0.base))] [2018-04-10 15:20:01,525 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:01,526 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-10 15:20:01,526 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-10 15:20:01,526 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=490, Unknown=0, NotChecked=0, Total=600 [2018-04-10 15:20:01,526 INFO L87 Difference]: Start difference. First operand 316 states and 343 transitions. Second operand 25 states. [2018-04-10 15:20:02,175 WARN L151 SmtUtils]: Spent 106ms on a formula simplification. DAG size of input: 43 DAG size of output 39 [2018-04-10 15:20:02,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:02,877 INFO L93 Difference]: Finished difference Result 364 states and 395 transitions. [2018-04-10 15:20:02,877 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-10 15:20:02,877 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 89 [2018-04-10 15:20:02,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:02,878 INFO L225 Difference]: With dead ends: 364 [2018-04-10 15:20:02,878 INFO L226 Difference]: Without dead ends: 364 [2018-04-10 15:20:02,879 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 2 SyntacticMatches, 4 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 639 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=664, Invalid=2092, Unknown=0, NotChecked=0, Total=2756 [2018-04-10 15:20:02,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2018-04-10 15:20:02,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 342. [2018-04-10 15:20:02,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 342 states. [2018-04-10 15:20:02,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 379 transitions. [2018-04-10 15:20:02,881 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 379 transitions. Word has length 89 [2018-04-10 15:20:02,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:02,881 INFO L459 AbstractCegarLoop]: Abstraction has 342 states and 379 transitions. [2018-04-10 15:20:02,881 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-10 15:20:02,882 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 379 transitions. [2018-04-10 15:20:02,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-04-10 15:20:02,882 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:02,882 INFO L355 BasicCegarLoop]: trace histogram [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, 1] [2018-04-10 15:20:02,882 INFO L408 AbstractCegarLoop]: === Iteration 32 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:02,883 INFO L82 PathProgramCache]: Analyzing trace with hash 1105727036, now seen corresponding path program 1 times [2018-04-10 15:20:02,883 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:02,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:02,895 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:03,296 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:03,296 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:03,296 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-10 15:20:03,296 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:03,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:03,296 INFO L182 omatonBuilderFactory]: Interpolants [16288#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 16289#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~item~0.base)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 16290#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))) (= main_~status~0 0)), 16291#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 16292#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~status~0 0)), 16293#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 16294#(or (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~mem4.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 0)), 16295#(or (= main_~status~0 0) (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 16296#(or (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 0)), 16297#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 16298#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem7.offset| 0) (= |main_#t~mem7.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 16299#(and (<= 0 |main_#t~mem25.offset|) (= 12 (select |#length| |main_#t~mem25.base|)) (<= |main_#t~mem25.offset| 0)), 16300#(and (= 12 (select |#length| main_~head~0.base)) (<= main_~head~0.offset 0) (<= 0 main_~head~0.offset)), 16279#true, 16280#false, 16281#(= 1 (select |#valid| main_~head~0.base)), 16282#(and (= main_~item~0.offset main_~head~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base)), 16283#(and (= main_~item~0.offset main_~head~0.offset) (= 12 (select |#length| |main_#t~malloc2.base|)) (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.base |main_#t~malloc2.base|))), 16284#(and (= main_~item~0.offset main_~head~0.offset) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base)), 16285#(and (= main_~item~0.offset main_~head~0.offset) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base)), 16286#(and (= 12 (select |#length| |main_#t~mem4.base|)) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select |#valid| main_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 16287#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))] [2018-04-10 15:20:03,296 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:03,297 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-10 15:20:03,297 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-10 15:20:03,297 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=384, Unknown=0, NotChecked=0, Total=462 [2018-04-10 15:20:03,297 INFO L87 Difference]: Start difference. First operand 342 states and 379 transitions. Second operand 22 states. [2018-04-10 15:20:04,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:04,546 INFO L93 Difference]: Finished difference Result 362 states and 393 transitions. [2018-04-10 15:20:04,547 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-10 15:20:04,547 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 89 [2018-04-10 15:20:04,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:04,548 INFO L225 Difference]: With dead ends: 362 [2018-04-10 15:20:04,548 INFO L226 Difference]: Without dead ends: 362 [2018-04-10 15:20:04,549 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 473 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=426, Invalid=1554, Unknown=0, NotChecked=0, Total=1980 [2018-04-10 15:20:04,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2018-04-10 15:20:04,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 342. [2018-04-10 15:20:04,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 342 states. [2018-04-10 15:20:04,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 378 transitions. [2018-04-10 15:20:04,553 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 378 transitions. Word has length 89 [2018-04-10 15:20:04,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:04,553 INFO L459 AbstractCegarLoop]: Abstraction has 342 states and 378 transitions. [2018-04-10 15:20:04,553 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-10 15:20:04,553 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 378 transitions. [2018-04-10 15:20:04,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-04-10 15:20:04,554 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:04,554 INFO L355 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:20:04,554 INFO L408 AbstractCegarLoop]: === Iteration 33 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:04,555 INFO L82 PathProgramCache]: Analyzing trace with hash -82201427, now seen corresponding path program 1 times [2018-04-10 15:20:04,555 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:04,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:04,563 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:04,626 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-04-10 15:20:04,626 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:04,626 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2018-04-10 15:20:04,626 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:04,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:04,627 INFO L182 omatonBuilderFactory]: Interpolants [17056#(or (not (= main_~head~0.base 0)) (not (= main_~head~0.offset 0))), 17051#true, 17052#false, 17053#(and (= |main_#t~mem6.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem6.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 17054#(or (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 0))), 17055#(or (not (= |main_#t~mem25.base| 0)) (not (= |main_#t~mem25.offset| 0)))] [2018-04-10 15:20:04,627 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-04-10 15:20:04,627 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 15:20:04,627 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 15:20:04,627 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-10 15:20:04,628 INFO L87 Difference]: Start difference. First operand 342 states and 378 transitions. Second operand 6 states. [2018-04-10 15:20:04,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:04,744 INFO L93 Difference]: Finished difference Result 381 states and 419 transitions. [2018-04-10 15:20:04,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 15:20:04,744 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 90 [2018-04-10 15:20:04,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:04,745 INFO L225 Difference]: With dead ends: 381 [2018-04-10 15:20:04,745 INFO L226 Difference]: Without dead ends: 371 [2018-04-10 15:20:04,745 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-04-10 15:20:04,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2018-04-10 15:20:04,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 357. [2018-04-10 15:20:04,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 357 states. [2018-04-10 15:20:04,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 398 transitions. [2018-04-10 15:20:04,749 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 398 transitions. Word has length 90 [2018-04-10 15:20:04,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:04,749 INFO L459 AbstractCegarLoop]: Abstraction has 357 states and 398 transitions. [2018-04-10 15:20:04,749 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 15:20:04,749 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 398 transitions. [2018-04-10 15:20:04,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-04-10 15:20:04,750 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:04,750 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] [2018-04-10 15:20:04,750 INFO L408 AbstractCegarLoop]: === Iteration 34 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:04,750 INFO L82 PathProgramCache]: Analyzing trace with hash 1746771195, now seen corresponding path program 1 times [2018-04-10 15:20:04,751 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:04,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:04,763 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:05,342 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:05,342 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:05,342 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-10 15:20:05,342 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:05,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:05,342 INFO L182 omatonBuilderFactory]: Interpolants [17801#true, 17802#false, 17803#(= 1 (select |#valid| main_~head~0.base)), 17804#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base)), 17805#(and (= 12 (select |#length| |main_#t~malloc2.base|)) (= main_~head~0.offset main_~item~0.offset) (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.base |main_#t~malloc2.base|))), 17806#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base)), 17807#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base)), 17808#(and (= 12 (select |#length| |main_#t~mem4.base|)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select |#valid| main_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 17809#(and (or (= 12 (select |#length| main_~item~0.base)) (= main_~item~0.offset 0)) (or (not (= main_~item~0.offset 0)) (and (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 17810#(and (or (= main_~item~0.offset 0) (and (= (select |#length| main_~item~0.base) 12) (<= 0 main_~item~0.offset))) (or (not (= main_~item~0.offset 0)) (and (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 17811#(and (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)), 17812#(or (and (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)) (= main_~status~0 0)), 17813#(or (and (not (= main_~item~0.base main_~head~0.base)) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)) (= main_~status~0 0)), 17814#(or (= main_~status~0 0) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 17815#(or (and (not (= |main_#t~mem3.base| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)) (= main_~status~0 0)), 17816#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)) (= main_~status~0 0)), 17817#(or (= main_~status~0 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 17818#(or (and (= main_~item~0.offset main_~head~0.offset) (= main_~item~0.base main_~head~0.base)) (= main_~status~0 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 17819#(= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)), 17820#(= 0 |main_#t~mem25.offset|), 17821#(= 0 main_~head~0.offset), 17822#(= main_~item~0.offset 0)] [2018-04-10 15:20:05,342 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:05,343 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-10 15:20:05,343 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-10 15:20:05,343 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=377, Unknown=0, NotChecked=0, Total=462 [2018-04-10 15:20:05,343 INFO L87 Difference]: Start difference. First operand 357 states and 398 transitions. Second operand 22 states. [2018-04-10 15:20:06,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:06,139 INFO L93 Difference]: Finished difference Result 367 states and 404 transitions. [2018-04-10 15:20:06,139 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-10 15:20:06,139 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 91 [2018-04-10 15:20:06,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:06,140 INFO L225 Difference]: With dead ends: 367 [2018-04-10 15:20:06,140 INFO L226 Difference]: Without dead ends: 367 [2018-04-10 15:20:06,141 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 2 SyntacticMatches, 5 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 332 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=343, Invalid=1217, Unknown=0, NotChecked=0, Total=1560 [2018-04-10 15:20:06,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2018-04-10 15:20:06,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 354. [2018-04-10 15:20:06,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354 states. [2018-04-10 15:20:06,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 395 transitions. [2018-04-10 15:20:06,143 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 395 transitions. Word has length 91 [2018-04-10 15:20:06,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:06,143 INFO L459 AbstractCegarLoop]: Abstraction has 354 states and 395 transitions. [2018-04-10 15:20:06,143 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-10 15:20:06,143 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 395 transitions. [2018-04-10 15:20:06,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-04-10 15:20:06,144 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:06,144 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] [2018-04-10 15:20:06,144 INFO L408 AbstractCegarLoop]: === Iteration 35 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:06,144 INFO L82 PathProgramCache]: Analyzing trace with hash 1505255693, now seen corresponding path program 1 times [2018-04-10 15:20:06,145 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:06,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:06,153 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:06,172 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-10 15:20:06,172 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:20:06,172 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 15:20:06,172 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:06,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:06,173 INFO L182 omatonBuilderFactory]: Interpolants [18580#true, 18581#false, 18582#(= main_~status~0 2), 18583#(and (not (= main_~status~0 0)) (not |main_#t~short23|))] [2018-04-10 15:20:06,173 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-10 15:20:06,173 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 15:20:06,173 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 15:20:06,174 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 15:20:06,174 INFO L87 Difference]: Start difference. First operand 354 states and 395 transitions. Second operand 4 states. [2018-04-10 15:20:06,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:06,198 INFO L93 Difference]: Finished difference Result 381 states and 411 transitions. [2018-04-10 15:20:06,201 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 15:20:06,202 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 92 [2018-04-10 15:20:06,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:06,203 INFO L225 Difference]: With dead ends: 381 [2018-04-10 15:20:06,203 INFO L226 Difference]: Without dead ends: 381 [2018-04-10 15:20:06,203 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 [2018-04-10 15:20:06,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2018-04-10 15:20:06,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 336. [2018-04-10 15:20:06,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 336 states. [2018-04-10 15:20:06,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 364 transitions. [2018-04-10 15:20:06,205 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 364 transitions. Word has length 92 [2018-04-10 15:20:06,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:06,205 INFO L459 AbstractCegarLoop]: Abstraction has 336 states and 364 transitions. [2018-04-10 15:20:06,205 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 15:20:06,205 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 364 transitions. [2018-04-10 15:20:06,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-04-10 15:20:06,206 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:06,206 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-10 15:20:06,206 INFO L408 AbstractCegarLoop]: === Iteration 36 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:06,206 INFO L82 PathProgramCache]: Analyzing trace with hash -1134201621, now seen corresponding path program 1 times [2018-04-10 15:20:06,207 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:06,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:06,212 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:06,223 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-04-10 15:20:06,223 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:20:06,223 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 15:20:06,223 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:06,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:06,224 INFO L182 omatonBuilderFactory]: Interpolants [19303#true, 19304#false, 19305#(= main_~status~0 3)] [2018-04-10 15:20:06,224 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-04-10 15:20:06,224 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-10 15:20:06,224 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-10 15:20:06,224 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-10 15:20:06,224 INFO L87 Difference]: Start difference. First operand 336 states and 364 transitions. Second operand 3 states. [2018-04-10 15:20:06,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:06,245 INFO L93 Difference]: Finished difference Result 258 states and 268 transitions. [2018-04-10 15:20:06,246 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-10 15:20:06,246 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2018-04-10 15:20:06,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:06,247 INFO L225 Difference]: With dead ends: 258 [2018-04-10 15:20:06,247 INFO L226 Difference]: Without dead ends: 258 [2018-04-10 15:20:06,247 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 [2018-04-10 15:20:06,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2018-04-10 15:20:06,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 224. [2018-04-10 15:20:06,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2018-04-10 15:20:06,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 237 transitions. [2018-04-10 15:20:06,250 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 237 transitions. Word has length 92 [2018-04-10 15:20:06,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:06,250 INFO L459 AbstractCegarLoop]: Abstraction has 224 states and 237 transitions. [2018-04-10 15:20:06,250 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-10 15:20:06,250 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 237 transitions. [2018-04-10 15:20:06,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-04-10 15:20:06,251 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:06,251 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-10 15:20:06,251 INFO L408 AbstractCegarLoop]: === Iteration 37 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:06,251 INFO L82 PathProgramCache]: Analyzing trace with hash 565296210, now seen corresponding path program 1 times [2018-04-10 15:20:06,252 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:06,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:06,267 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:07,332 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:07,332 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:07,332 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-10 15:20:07,333 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:07,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:07,333 INFO L182 omatonBuilderFactory]: Interpolants [19788#true, 19789#false, 19790#(and (= 0 |main_#t~malloc0.offset|) (= 12 (select |#length| |main_#t~malloc0.base|))), 19791#(and (= 0 main_~head~0.offset) (= 12 (select |#length| main_~head~0.base))), 19792#(and (= 0 main_~head~0.offset) (= 12 (select |#length| main_~head~0.base)) (= 1 (select |#valid| main_~head~0.base))), 19793#(and (= main_~head~0.offset main_~item~0.offset) (= 12 (select |#length| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~item~0.offset 0)), 19794#(and (= main_~head~0.offset main_~item~0.offset) (= 0 |main_#t~malloc2.offset|) (= 12 (select |#length| main_~item~0.base)) (= main_~item~0.base main_~head~0.base) (= main_~item~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 19795#(and (= main_~head~0.offset main_~item~0.offset) (= 12 (select |#length| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~item~0.offset 0)), 19796#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 12 (select |#length| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (= main_~item~0.base main_~head~0.base) (= main_~item~0.offset 0)), 19797#(and (= 12 (select |#length| main_~head~0.base)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 19798#(and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 19799#(and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 19800#(or (= main_~status~0 0) (and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 19801#(or (and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))) (= main_~status~0 0)), 19802#(or (= main_~status~0 0) (and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 19803#(or (= main_~status~0 0) (and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 19804#(or (and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| main_~item~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~status~0 0)), 19805#(or (and (= 12 (select |#length| main_~head~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 0)), 19806#(or (and (= 12 (select |#length| main_~head~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 0)), 19807#(and (= 12 (select |#length| main_~head~0.base)) (not (= (select |#valid| main_~head~0.base) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 19808#(and (= 12 (select |#length| main_~head~0.base)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= |main_#t~malloc2.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 19809#(and (or (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 19810#(and (= 12 (select |#length| main_~head~0.base)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (not (= |main_#t~mem3.base| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 19811#(and (= 12 (select |#length| main_~head~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 19812#(or (and (= 12 (select |#length| main_~head~0.base)) (= main_~head~0.base main_~item~0.base) (or (not (= main_~item~0.offset 0)) (= main_~head~0.offset main_~item~0.offset))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)))), 19813#(or (and (or (and (not (= main_~item~0.offset 0)) (<= 0 main_~item~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= (select |#length| main_~item~0.base) 12)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))), 19814#(or (and (= (select |#length| main_~item~0.base) 12) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))), 19815#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 19816#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.offset| 0))), 19817#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 19818#(= 1 (select |#valid| |main_#t~mem10.base|))] [2018-04-10 15:20:07,333 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:07,333 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-10 15:20:07,334 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-10 15:20:07,334 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=812, Unknown=0, NotChecked=0, Total=930 [2018-04-10 15:20:07,334 INFO L87 Difference]: Start difference. First operand 224 states and 237 transitions. Second operand 31 states. [2018-04-10 15:20:09,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:09,544 INFO L93 Difference]: Finished difference Result 333 states and 349 transitions. [2018-04-10 15:20:09,544 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-04-10 15:20:09,544 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 93 [2018-04-10 15:20:09,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:09,545 INFO L225 Difference]: With dead ends: 333 [2018-04-10 15:20:09,545 INFO L226 Difference]: Without dead ends: 333 [2018-04-10 15:20:09,546 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 916 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=924, Invalid=3236, Unknown=0, NotChecked=0, Total=4160 [2018-04-10 15:20:09,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2018-04-10 15:20:09,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 262. [2018-04-10 15:20:09,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 262 states. [2018-04-10 15:20:09,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 277 transitions. [2018-04-10 15:20:09,548 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 277 transitions. Word has length 93 [2018-04-10 15:20:09,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:09,548 INFO L459 AbstractCegarLoop]: Abstraction has 262 states and 277 transitions. [2018-04-10 15:20:09,548 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-10 15:20:09,548 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 277 transitions. [2018-04-10 15:20:09,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-04-10 15:20:09,549 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:09,549 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-10 15:20:09,549 INFO L408 AbstractCegarLoop]: === Iteration 38 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:09,549 INFO L82 PathProgramCache]: Analyzing trace with hash 565296211, now seen corresponding path program 1 times [2018-04-10 15:20:09,550 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:09,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:09,560 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:10,642 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:10,643 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:10,643 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-10 15:20:10,643 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:10,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:10,643 INFO L182 omatonBuilderFactory]: Interpolants [20482#true, 20483#false, 20484#(= 0 |main_#t~malloc0.offset|), 20485#(= main_~head~0.offset 0), 20486#(and (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 20487#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 20488#(and (= 12 (select |#length| |main_#t~malloc2.base|)) (= main_~head~0.offset main_~item~0.offset) (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 20489#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset))) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 20490#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset))) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 20491#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 20492#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 20493#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 1) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 20494#(and (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 20495#(and (= main_~status~0 1) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 20496#(and (= main_~status~0 1) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 20497#(and (= main_~status~0 1) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 20498#(and (= main_~status~0 1) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 20499#(and (= main_~status~0 1) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~mem4.base|)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 20500#(and (= main_~status~0 1) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 20501#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 20502#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 20503#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 20504#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 |main_#t~malloc2.offset|) (not (= main_~item~0.base main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 20505#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 20506#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (or (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base |main_#t~mem3.base|)) (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))))), 20507#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))) (or (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 20508#(and (= 0 |main_#t~mem4.offset|) (or (and (= main_~head~0.base |main_#t~mem4.base|) (= main_~head~0.offset 0)) (and (not (= main_~head~0.base |main_#t~mem4.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (or (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.base |main_#t~mem4.base|))), 20509#(and (or (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base main_~head~0.base)) (or (and (not (= main_~item~0.base main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= main_~item~0.offset main_~head~0.offset) (= main_~item~0.base main_~head~0.base))) (= main_~item~0.offset 0)), 20510#(and (or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)), 20511#(and (or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 20512#(and (= |main_#t~mem9.offset| 0) (or (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (and (= |main_#t~mem9.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))))), 20513#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 20514#(and (= |main_#t~mem10.offset| 0) (= 12 (select |#length| |main_#t~mem10.base|)))] [2018-04-10 15:20:10,643 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:10,644 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-10 15:20:10,644 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-10 15:20:10,644 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=900, Unknown=0, NotChecked=0, Total=1056 [2018-04-10 15:20:10,644 INFO L87 Difference]: Start difference. First operand 262 states and 277 transitions. Second operand 33 states. [2018-04-10 15:20:12,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:12,547 INFO L93 Difference]: Finished difference Result 329 states and 348 transitions. [2018-04-10 15:20:12,547 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-10 15:20:12,547 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 93 [2018-04-10 15:20:12,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:12,548 INFO L225 Difference]: With dead ends: 329 [2018-04-10 15:20:12,548 INFO L226 Difference]: Without dead ends: 329 [2018-04-10 15:20:12,549 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 978 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=792, Invalid=3368, Unknown=0, NotChecked=0, Total=4160 [2018-04-10 15:20:12,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2018-04-10 15:20:12,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 262. [2018-04-10 15:20:12,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 262 states. [2018-04-10 15:20:12,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 276 transitions. [2018-04-10 15:20:12,552 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 276 transitions. Word has length 93 [2018-04-10 15:20:12,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:12,552 INFO L459 AbstractCegarLoop]: Abstraction has 262 states and 276 transitions. [2018-04-10 15:20:12,552 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-10 15:20:12,553 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 276 transitions. [2018-04-10 15:20:12,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-04-10 15:20:12,553 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:12,553 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] [2018-04-10 15:20:12,553 INFO L408 AbstractCegarLoop]: === Iteration 39 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:12,553 INFO L82 PathProgramCache]: Analyzing trace with hash 602631272, now seen corresponding path program 1 times [2018-04-10 15:20:12,554 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:12,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:12,571 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:12,996 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:12,996 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:12,996 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-04-10 15:20:12,996 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:12,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:12,996 INFO L182 omatonBuilderFactory]: Interpolants [21184#(or (= main_~status~0 0) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 21185#(or (and (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= main_~status~0 0)), 21186#(or (= main_~status~0 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 21187#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 21188#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem7.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= |main_#t~mem7.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 21189#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem19.base|) |main_#t~mem19.offset|))), 21190#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))), 21191#(= 1 (select |#valid| |main_#t~mem24.base|)), 21192#(= 1 (select |#valid| main_~item~0.base)), 21170#true, 21171#false, 21172#(= 1 (select |#valid| main_~head~0.base)), 21173#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base)), 21174#(and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.base |main_#t~malloc2.base|))), 21175#(and (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base)), 21176#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base)), 21177#(and (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 21178#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 21179#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 21180#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base))) (= main_~status~0 0)), 21181#(or (and (= 1 (select |#valid| |main_#t~malloc2.base|)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base |main_#t~malloc2.base|)) (not (= main_~item~0.base |main_#t~malloc2.base|))) (= main_~status~0 0)), 21182#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 21183#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))))] [2018-04-10 15:20:12,997 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:12,997 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-10 15:20:12,997 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-10 15:20:12,997 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2018-04-10 15:20:12,997 INFO L87 Difference]: Start difference. First operand 262 states and 276 transitions. Second operand 23 states. [2018-04-10 15:20:14,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:14,045 INFO L93 Difference]: Finished difference Result 287 states and 299 transitions. [2018-04-10 15:20:14,045 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-10 15:20:14,045 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 94 [2018-04-10 15:20:14,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:14,046 INFO L225 Difference]: With dead ends: 287 [2018-04-10 15:20:14,046 INFO L226 Difference]: Without dead ends: 287 [2018-04-10 15:20:14,046 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 496 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=394, Invalid=1862, Unknown=0, NotChecked=0, Total=2256 [2018-04-10 15:20:14,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2018-04-10 15:20:14,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 270. [2018-04-10 15:20:14,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 270 states. [2018-04-10 15:20:14,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 287 transitions. [2018-04-10 15:20:14,048 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 287 transitions. Word has length 94 [2018-04-10 15:20:14,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:14,049 INFO L459 AbstractCegarLoop]: Abstraction has 270 states and 287 transitions. [2018-04-10 15:20:14,049 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-10 15:20:14,049 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 287 transitions. [2018-04-10 15:20:14,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-04-10 15:20:14,049 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:14,050 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] [2018-04-10 15:20:14,050 INFO L408 AbstractCegarLoop]: === Iteration 40 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:14,051 INFO L82 PathProgramCache]: Analyzing trace with hash 602631273, now seen corresponding path program 1 times [2018-04-10 15:20:14,051 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:14,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:14,063 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:14,524 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:14,524 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:14,524 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-04-10 15:20:14,524 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:14,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:14,524 INFO L182 omatonBuilderFactory]: Interpolants [21800#true, 21801#false, 21802#(= 1 (select |#valid| main_~head~0.base)), 21803#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base)), 21804#(and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.base |main_#t~malloc2.base|))), 21805#(and (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base)), 21806#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base)), 21807#(and (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 21808#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 21809#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 21810#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base))) (= main_~status~0 0)), 21811#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| |main_#t~malloc2.base|)) (= 0 |main_#t~malloc2.offset|) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base |main_#t~malloc2.base|)) (not (= main_~item~0.base |main_#t~malloc2.base|)))), 21812#(or (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~status~0 0)), 21813#(or (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~status~0 0)), 21814#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (not (= main_~head~0.base |main_#t~mem4.base|))) (= main_~status~0 0)), 21815#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (= main_~status~0 0)), 21816#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= main_~status~0 0)), 21817#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 21818#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem7.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= |main_#t~mem7.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem7.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 21819#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem19.base|) |main_#t~mem19.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem19.base|) |main_#t~mem19.offset|))), 21820#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 21821#(and (= 12 (select |#length| |main_#t~mem24.base|)) (= 0 |main_#t~mem24.offset|)), 21822#(and (= 12 (select |#length| main_~item~0.base)) (= main_~item~0.offset 0))] [2018-04-10 15:20:14,524 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:14,525 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-10 15:20:14,525 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-10 15:20:14,525 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=445, Unknown=0, NotChecked=0, Total=506 [2018-04-10 15:20:14,525 INFO L87 Difference]: Start difference. First operand 270 states and 287 transitions. Second operand 23 states. [2018-04-10 15:20:15,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:15,625 INFO L93 Difference]: Finished difference Result 287 states and 300 transitions. [2018-04-10 15:20:15,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-10 15:20:15,625 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 94 [2018-04-10 15:20:15,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:15,626 INFO L225 Difference]: With dead ends: 287 [2018-04-10 15:20:15,626 INFO L226 Difference]: Without dead ends: 287 [2018-04-10 15:20:15,626 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 371 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=283, Invalid=1609, Unknown=0, NotChecked=0, Total=1892 [2018-04-10 15:20:15,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2018-04-10 15:20:15,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 274. [2018-04-10 15:20:15,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 274 states. [2018-04-10 15:20:15,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 290 transitions. [2018-04-10 15:20:15,628 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 290 transitions. Word has length 94 [2018-04-10 15:20:15,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:15,628 INFO L459 AbstractCegarLoop]: Abstraction has 274 states and 290 transitions. [2018-04-10 15:20:15,628 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-10 15:20:15,628 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 290 transitions. [2018-04-10 15:20:15,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-04-10 15:20:15,629 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:15,629 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:20:15,629 INFO L408 AbstractCegarLoop]: === Iteration 41 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:15,629 INFO L82 PathProgramCache]: Analyzing trace with hash 478074245, now seen corresponding path program 2 times [2018-04-10 15:20:15,630 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:15,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:15,643 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:16,358 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:16,358 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:16,359 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-10 15:20:16,359 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:16,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:16,359 INFO L182 omatonBuilderFactory]: Interpolants [22426#true, 22427#false, 22428#(= 0 |main_#t~malloc0.offset|), 22429#(= main_~head~0.offset 0), 22430#(and (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 22431#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 22432#(and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 22433#(and (= main_~head~0.offset main_~item~0.offset) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 22434#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 22435#(and (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= main_~head~0.offset 0) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 22436#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0)), 22437#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0)), 22438#(and (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0)) (= main_~status~0 0)) (= main_~status~0 (select |#valid| main_~item~0.base))), 22439#(and (or (= main_~status~0 0) (and (= 1 (select |#valid| |main_#t~malloc2.base|)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset |main_#t~malloc2.offset|) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (or (= main_~status~0 0) (not (= main_~item~0.base |main_#t~malloc2.base|)))), 22440#(and (or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))) (or (= main_~status~0 0) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 22441#(and (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 0) (and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))) (or (= main_~status~0 0) (not (= main_~item~0.base |main_#t~mem3.base|)))), 22442#(or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))), 22443#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset |main_#t~mem4.offset|) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= main_~status~0 0) (and (= main_~head~0.offset |main_#t~mem4.offset|) (= main_~head~0.base |main_#t~mem4.base|))), 22444#(or (and (= main_~item~0.offset main_~head~0.offset) (= main_~item~0.base main_~head~0.base)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= main_~status~0 0)), 22445#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= main_~status~0 0)), 22446#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 22447#(or (and (= |main_#t~mem6.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem6.base| 0)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 22448#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (not (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 0))), 22449#(or (not (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 0)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| |main_#t~mem7.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem7.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem7.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= |main_#t~mem7.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))), 22450#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (not (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 0))), 22451#(or (and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|))) (not (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|)))) (not (= |main_#t~mem25.offset| 0))), 22452#(or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (not (= main_~head~0.offset 0))), 22453#(or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (not (= main_~head~0.offset 0))), 22454#(or (not (= main_~item~0.offset 0)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))), 22455#(or (not (= main_~item~0.offset 0)) (and (= 1 (select |#valid| |main_#t~mem25.base|)) (not (= main_~item~0.base |main_#t~mem25.base|)))), 22456#(or (not (= main_~item~0.offset 0)) (and (= 1 (select |#valid| main_~head~0.base)) (not (= main_~item~0.base main_~head~0.base)))), 22457#(and (= 1 (select |#valid| main_~head~0.base)) (not (= main_~item~0.base main_~head~0.base))), 22458#(= 1 (select |#valid| main_~head~0.base))] [2018-04-10 15:20:16,359 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:16,360 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-10 15:20:16,360 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-10 15:20:16,360 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=968, Unknown=0, NotChecked=0, Total=1056 [2018-04-10 15:20:16,360 INFO L87 Difference]: Start difference. First operand 274 states and 290 transitions. Second operand 33 states. [2018-04-10 15:20:18,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:18,388 INFO L93 Difference]: Finished difference Result 291 states and 304 transitions. [2018-04-10 15:20:18,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-04-10 15:20:18,388 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 96 [2018-04-10 15:20:18,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:18,389 INFO L225 Difference]: With dead ends: 291 [2018-04-10 15:20:18,389 INFO L226 Difference]: Without dead ends: 291 [2018-04-10 15:20:18,390 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 963 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=657, Invalid=3899, Unknown=0, NotChecked=0, Total=4556 [2018-04-10 15:20:18,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2018-04-10 15:20:18,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 284. [2018-04-10 15:20:18,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2018-04-10 15:20:18,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 302 transitions. [2018-04-10 15:20:18,392 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 302 transitions. Word has length 96 [2018-04-10 15:20:18,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:18,392 INFO L459 AbstractCegarLoop]: Abstraction has 284 states and 302 transitions. [2018-04-10 15:20:18,392 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-10 15:20:18,392 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 302 transitions. [2018-04-10 15:20:18,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-04-10 15:20:18,392 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:18,392 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:20:18,392 INFO L408 AbstractCegarLoop]: === Iteration 42 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:18,393 INFO L82 PathProgramCache]: Analyzing trace with hash 478074246, now seen corresponding path program 2 times [2018-04-10 15:20:18,393 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:18,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:18,404 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:19,101 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:19,101 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:19,101 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-04-10 15:20:19,101 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:19,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:19,102 INFO L182 omatonBuilderFactory]: Interpolants [23104#true, 23105#false, 23106#(= 0 |main_#t~malloc0.offset|), 23107#(= main_~head~0.offset 0), 23108#(and (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 23109#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 23110#(and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 23111#(and (= main_~head~0.offset main_~item~0.offset) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 23112#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 23113#(and (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= main_~head~0.offset 0) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 23114#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0)), 23115#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0)), 23116#(and (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0)) (= main_~status~0 0)) (= main_~status~0 (select |#valid| main_~item~0.base))), 23117#(and (or (= main_~status~0 0) (not (= main_~item~0.base |main_#t~malloc2.base|))) (or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset |main_#t~malloc2.offset|) (= 12 (select |#length| |main_#t~malloc2.base|)) (= 0 |main_#t~malloc2.offset|) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 23118#(and (or (= main_~status~0 0) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (or (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 0))), 23119#(and (or (= main_~status~0 0) (not (= main_~item~0.base |main_#t~mem3.base|))) (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 0) (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))))), 23120#(or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 0) (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))), 23121#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~head~0.offset |main_#t~mem4.offset|)) (= main_~status~0 0) (and (= main_~head~0.offset |main_#t~mem4.offset|) (= main_~head~0.base |main_#t~mem4.base|))), 23122#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (and (= main_~item~0.offset main_~head~0.offset) (= main_~item~0.base main_~head~0.base)) (= main_~status~0 0)), 23123#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 0)), 23124#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 23125#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (and (= |main_#t~mem6.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem6.base| 0))), 23126#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (not (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 0))), 23127#(or (not (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 0)) (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem7.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= |main_#t~mem7.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem7.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 23128#(or (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem25.base|) |main_#t~mem25.offset|))) (not (= |main_#t~mem25.offset| 0))), 23129#(or (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.offset 0))), 23130#(or (not (= main_~item~0.offset 0)) (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 23131#(or (not (= main_~item~0.offset 0)) (and (= 0 |main_#t~mem25.offset|) (= 12 (select |#length| |main_#t~mem25.base|)))), 23132#(or (not (= main_~item~0.offset 0)) (and (= 12 (select |#length| main_~head~0.base)) (= main_~head~0.offset 0))), 23133#(and (= 12 (select |#length| main_~head~0.base)) (= main_~head~0.offset 0))] [2018-04-10 15:20:19,102 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:19,102 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-10 15:20:19,102 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-10 15:20:19,102 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=791, Unknown=0, NotChecked=0, Total=870 [2018-04-10 15:20:19,102 INFO L87 Difference]: Start difference. First operand 284 states and 302 transitions. Second operand 30 states. [2018-04-10 15:20:20,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:20,858 INFO L93 Difference]: Finished difference Result 291 states and 304 transitions. [2018-04-10 15:20:20,858 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-04-10 15:20:20,858 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 96 [2018-04-10 15:20:20,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:20,859 INFO L225 Difference]: With dead ends: 291 [2018-04-10 15:20:20,859 INFO L226 Difference]: Without dead ends: 291 [2018-04-10 15:20:20,859 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 829 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=528, Invalid=3378, Unknown=0, NotChecked=0, Total=3906 [2018-04-10 15:20:20,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2018-04-10 15:20:20,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 284. [2018-04-10 15:20:20,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2018-04-10 15:20:20,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 301 transitions. [2018-04-10 15:20:20,861 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 301 transitions. Word has length 96 [2018-04-10 15:20:20,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:20,862 INFO L459 AbstractCegarLoop]: Abstraction has 284 states and 301 transitions. [2018-04-10 15:20:20,862 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-10 15:20:20,862 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 301 transitions. [2018-04-10 15:20:20,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-04-10 15:20:20,862 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:20,862 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] [2018-04-10 15:20:20,862 INFO L408 AbstractCegarLoop]: === Iteration 43 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:20,862 INFO L82 PathProgramCache]: Analyzing trace with hash 1935398563, now seen corresponding path program 2 times [2018-04-10 15:20:20,863 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:20,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:20,868 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:20,922 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-04-10 15:20:20,922 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:20,922 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2018-04-10 15:20:20,922 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:20,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:20,922 INFO L182 omatonBuilderFactory]: Interpolants [23776#false, 23777#(and (= |main_#t~mem7.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem7.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 23778#(and (= |main_#t~mem8.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem8.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 23779#(or (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0))), 23780#(or (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|) 0)) (not (= (select (select |#memory_$Pointer$.offset| |main_#t~mem25.base|) |main_#t~mem25.offset|) 0))), 23781#(or (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 0))), 23782#(or (not (= |main_#t~mem25.base| 0)) (not (= |main_#t~mem25.offset| 0))), 23783#(or (not (= main_~head~0.base 0)) (not (= main_~head~0.offset 0))), 23775#true] [2018-04-10 15:20:20,922 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-04-10 15:20:20,922 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-10 15:20:20,923 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-10 15:20:20,923 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-04-10 15:20:20,923 INFO L87 Difference]: Start difference. First operand 284 states and 301 transitions. Second operand 9 states. [2018-04-10 15:20:21,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:21,083 INFO L93 Difference]: Finished difference Result 287 states and 300 transitions. [2018-04-10 15:20:21,083 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-10 15:20:21,083 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 97 [2018-04-10 15:20:21,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:21,084 INFO L225 Difference]: With dead ends: 287 [2018-04-10 15:20:21,084 INFO L226 Difference]: Without dead ends: 287 [2018-04-10 15:20:21,084 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2018-04-10 15:20:21,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2018-04-10 15:20:21,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 284. [2018-04-10 15:20:21,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2018-04-10 15:20:21,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 300 transitions. [2018-04-10 15:20:21,087 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 300 transitions. Word has length 97 [2018-04-10 15:20:21,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:21,087 INFO L459 AbstractCegarLoop]: Abstraction has 284 states and 300 transitions. [2018-04-10 15:20:21,088 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-10 15:20:21,088 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 300 transitions. [2018-04-10 15:20:21,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-04-10 15:20:21,088 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:21,088 INFO L355 BasicCegarLoop]: trace histogram [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] [2018-04-10 15:20:21,088 INFO L408 AbstractCegarLoop]: === Iteration 44 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:21,089 INFO L82 PathProgramCache]: Analyzing trace with hash -132138555, now seen corresponding path program 2 times [2018-04-10 15:20:21,089 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:21,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:21,101 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:21,641 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:21,641 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:21,642 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-04-10 15:20:21,642 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:21,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:21,642 INFO L182 omatonBuilderFactory]: Interpolants [24384#(= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 24385#(and (= |main_#t~mem7.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem7.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 24386#(= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem25.base|) |main_#t~mem25.offset|)), 24387#(= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)), 24388#(= 0 |main_#t~mem25.offset|), 24389#(= 0 main_~head~0.offset), 24390#(= main_~item~0.offset 0), 24367#true, 24368#false, 24369#(= 1 (select |#valid| main_~head~0.base)), 24370#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base)), 24371#(and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.base |main_#t~malloc2.base|))), 24372#(and (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base)), 24373#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base)), 24374#(and (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 24375#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 24376#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 24377#(and (or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)))) (= main_~status~0 (select |#valid| main_~item~0.base))), 24378#(and (or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 |main_#t~malloc2.offset|) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base |main_#t~malloc2.base|)))) (or (= main_~status~0 0) (not (= main_~item~0.base |main_#t~malloc2.base|)))), 24379#(and (or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))) (or (= main_~status~0 0) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 24380#(and (or (= main_~status~0 0) (and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))) (or (= main_~status~0 0) (not (= main_~item~0.base |main_#t~mem3.base|)))), 24381#(or (= main_~status~0 0) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (not (= main_~head~0.base |main_#t~mem4.base|)))), 24382#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (= main_~status~0 0)), 24383#(or (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 0))] [2018-04-10 15:20:21,643 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:21,643 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-10 15:20:21,643 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-10 15:20:21,643 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=489, Unknown=0, NotChecked=0, Total=552 [2018-04-10 15:20:21,643 INFO L87 Difference]: Start difference. First operand 284 states and 300 transitions. Second operand 24 states. [2018-04-10 15:20:22,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:22,622 INFO L93 Difference]: Finished difference Result 289 states and 302 transitions. [2018-04-10 15:20:22,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-10 15:20:22,622 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 98 [2018-04-10 15:20:22,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:22,623 INFO L225 Difference]: With dead ends: 289 [2018-04-10 15:20:22,623 INFO L226 Difference]: Without dead ends: 289 [2018-04-10 15:20:22,623 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 455 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=289, Invalid=1873, Unknown=0, NotChecked=0, Total=2162 [2018-04-10 15:20:22,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2018-04-10 15:20:22,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 281. [2018-04-10 15:20:22,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281 states. [2018-04-10 15:20:22,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 297 transitions. [2018-04-10 15:20:22,625 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 297 transitions. Word has length 98 [2018-04-10 15:20:22,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:22,625 INFO L459 AbstractCegarLoop]: Abstraction has 281 states and 297 transitions. [2018-04-10 15:20:22,626 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-10 15:20:22,626 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 297 transitions. [2018-04-10 15:20:22,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-04-10 15:20:22,626 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:22,626 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-10 15:20:22,626 INFO L408 AbstractCegarLoop]: === Iteration 45 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:22,626 INFO L82 PathProgramCache]: Analyzing trace with hash -1363335395, now seen corresponding path program 1 times [2018-04-10 15:20:22,627 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:22,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:22,633 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:22,664 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:20:22,665 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:20:22,665 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 15:20:22,665 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:22,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:22,665 INFO L182 omatonBuilderFactory]: Interpolants [25008#false, 25009#(= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)), 25010#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 25011#(= 1 (select |#valid| |main_#t~mem12.base|)), 25007#true] [2018-04-10 15:20:22,665 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:20:22,665 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 15:20:22,665 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 15:20:22,666 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 15:20:22,666 INFO L87 Difference]: Start difference. First operand 281 states and 297 transitions. Second operand 5 states. [2018-04-10 15:20:22,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:22,732 INFO L93 Difference]: Finished difference Result 287 states and 300 transitions. [2018-04-10 15:20:22,732 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 15:20:22,732 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 98 [2018-04-10 15:20:22,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:22,733 INFO L225 Difference]: With dead ends: 287 [2018-04-10 15:20:22,733 INFO L226 Difference]: Without dead ends: 287 [2018-04-10 15:20:22,733 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-10 15:20:22,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2018-04-10 15:20:22,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 280. [2018-04-10 15:20:22,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2018-04-10 15:20:22,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 296 transitions. [2018-04-10 15:20:22,735 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 296 transitions. Word has length 98 [2018-04-10 15:20:22,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:22,735 INFO L459 AbstractCegarLoop]: Abstraction has 280 states and 296 transitions. [2018-04-10 15:20:22,735 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 15:20:22,735 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 296 transitions. [2018-04-10 15:20:22,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-04-10 15:20:22,736 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:22,736 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-10 15:20:22,736 INFO L408 AbstractCegarLoop]: === Iteration 46 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:22,736 INFO L82 PathProgramCache]: Analyzing trace with hash -1363335394, now seen corresponding path program 1 times [2018-04-10 15:20:22,737 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:22,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:22,748 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:22,789 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:20:22,790 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:20:22,790 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 15:20:22,790 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:22,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:22,790 INFO L182 omatonBuilderFactory]: Interpolants [25584#false, 25585#(and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 25586#(and (<= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4) (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))), 25587#(and (<= (+ |main_#t~mem12.offset| 4) (select |#length| |main_#t~mem12.base|)) (<= 0 |main_#t~mem12.offset|)), 25583#true] [2018-04-10 15:20:22,790 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:20:22,790 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 15:20:22,791 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 15:20:22,791 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 15:20:22,791 INFO L87 Difference]: Start difference. First operand 280 states and 296 transitions. Second operand 5 states. [2018-04-10 15:20:22,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:22,896 INFO L93 Difference]: Finished difference Result 286 states and 299 transitions. [2018-04-10 15:20:22,896 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 15:20:22,896 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 98 [2018-04-10 15:20:22,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:22,896 INFO L225 Difference]: With dead ends: 286 [2018-04-10 15:20:22,897 INFO L226 Difference]: Without dead ends: 286 [2018-04-10 15:20:22,897 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-10 15:20:22,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2018-04-10 15:20:22,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 279. [2018-04-10 15:20:22,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2018-04-10 15:20:22,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 295 transitions. [2018-04-10 15:20:22,899 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 295 transitions. Word has length 98 [2018-04-10 15:20:22,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:22,899 INFO L459 AbstractCegarLoop]: Abstraction has 279 states and 295 transitions. [2018-04-10 15:20:22,899 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 15:20:22,899 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 295 transitions. [2018-04-10 15:20:22,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-04-10 15:20:22,899 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:22,899 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-10 15:20:22,899 INFO L408 AbstractCegarLoop]: === Iteration 47 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:22,900 INFO L82 PathProgramCache]: Analyzing trace with hash 686275994, now seen corresponding path program 1 times [2018-04-10 15:20:22,900 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:22,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:22,910 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:23,689 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:23,690 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:23,690 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-10 15:20:23,690 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:23,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:23,690 INFO L182 omatonBuilderFactory]: Interpolants [26176#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0)), 26177#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0)), 26178#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset |main_#t~malloc2.offset|) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 26179#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))), 26180#(and (not (= main_~item~0.base |main_#t~mem3.base|)) (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))))), 26181#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))), 26182#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~head~0.offset |main_#t~mem4.offset|) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (and (= main_~head~0.offset |main_#t~mem4.offset|) (= main_~head~0.base |main_#t~mem4.base|))), 26183#(or (and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base)) (and (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 26184#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 26185#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.offset| 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 26186#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 26187#(and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 26188#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|))), 26189#(= 1 (select |#valid| |main_#t~mem13.base|)), 26157#true, 26158#false, 26159#(= 0 |main_#t~malloc0.offset|), 26160#(= main_~head~0.offset 0), 26161#(and (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 26162#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 26163#(and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 26164#(and (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 26165#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 26166#(and (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 26167#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0)), 26168#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0)), 26169#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 26170#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 26171#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 26172#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 26173#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= main_~head~0.base |main_#t~mem4.base|)) (= main_~head~0.offset 0)), 26174#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0)), 26175#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0))] [2018-04-10 15:20:23,690 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:23,690 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-10 15:20:23,691 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-10 15:20:23,691 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=936, Unknown=0, NotChecked=0, Total=1056 [2018-04-10 15:20:23,691 INFO L87 Difference]: Start difference. First operand 279 states and 295 transitions. Second operand 33 states. [2018-04-10 15:20:25,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:25,265 INFO L93 Difference]: Finished difference Result 343 states and 364 transitions. [2018-04-10 15:20:25,265 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-04-10 15:20:25,265 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 99 [2018-04-10 15:20:25,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:25,266 INFO L225 Difference]: With dead ends: 343 [2018-04-10 15:20:25,266 INFO L226 Difference]: Without dead ends: 343 [2018-04-10 15:20:25,267 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1085 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=634, Invalid=3922, Unknown=0, NotChecked=0, Total=4556 [2018-04-10 15:20:25,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2018-04-10 15:20:25,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 285. [2018-04-10 15:20:25,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 285 states. [2018-04-10 15:20:25,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 302 transitions. [2018-04-10 15:20:25,269 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 302 transitions. Word has length 99 [2018-04-10 15:20:25,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:25,269 INFO L459 AbstractCegarLoop]: Abstraction has 285 states and 302 transitions. [2018-04-10 15:20:25,269 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-10 15:20:25,269 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 302 transitions. [2018-04-10 15:20:25,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-04-10 15:20:25,269 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:25,269 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-10 15:20:25,269 INFO L408 AbstractCegarLoop]: === Iteration 48 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:25,270 INFO L82 PathProgramCache]: Analyzing trace with hash 686275995, now seen corresponding path program 1 times [2018-04-10 15:20:25,270 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:25,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:25,281 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:26,362 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:26,362 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:26,362 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-10 15:20:26,362 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:26,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:26,362 INFO L182 omatonBuilderFactory]: Interpolants [26888#true, 26889#false, 26890#(= 0 |main_#t~malloc0.offset|), 26891#(= main_~head~0.offset 0), 26892#(and (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 26893#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 26894#(and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 26895#(and (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 26896#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 26897#(and (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 26898#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0)), 26899#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0)), 26900#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 26901#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| |main_#t~malloc2.base|)) (= main_~status~0 1) (= 0 |main_#t~malloc2.offset|) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 26902#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 26903#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~mem3.base|)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 26904#(and (= 12 (select |#length| |main_#t~mem4.base|)) (= 0 |main_#t~mem4.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~mem4.base|)) (= main_~head~0.offset 0) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 26905#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 26906#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 26907#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 26908#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 26909#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset |main_#t~malloc2.offset|) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (not (= main_~item~0.base |main_#t~malloc2.base|)) (= main_~item~0.offset 0)), 26910#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base main_~item~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.offset 0)), 26911#(and (not (= main_~item~0.base |main_#t~mem3.base|)) (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 12 (select |#length| main_~item~0.base)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.offset 0)))), 26912#(and (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 12 (select |#length| main_~item~0.base)) (= main_~item~0.offset 0)) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))), 26913#(and (or (and (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~head~0.base |main_#t~mem4.base|)) (= main_~head~0.offset |main_#t~mem4.offset|)), 26914#(or (and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base)) (and (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))), 26915#(or (and (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 26916#(or (and (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.offset| 0))), 26917#(and (<= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 26918#(and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (<= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (<= (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0)), 26919#(and (<= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem12.base|) |main_#t~mem12.offset|)) (<= (select (select |#memory_$Pointer$.offset| |main_#t~mem12.base|) |main_#t~mem12.offset|) 0) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)))), 26920#(and (= 12 (select |#length| |main_#t~mem13.base|)) (<= 0 |main_#t~mem13.offset|) (<= |main_#t~mem13.offset| 0))] [2018-04-10 15:20:26,363 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:26,363 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-10 15:20:26,363 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-10 15:20:26,363 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=914, Unknown=0, NotChecked=0, Total=1056 [2018-04-10 15:20:26,363 INFO L87 Difference]: Start difference. First operand 285 states and 302 transitions. Second operand 33 states. [2018-04-10 15:20:28,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:28,221 INFO L93 Difference]: Finished difference Result 342 states and 363 transitions. [2018-04-10 15:20:28,222 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-04-10 15:20:28,222 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 99 [2018-04-10 15:20:28,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:28,222 INFO L225 Difference]: With dead ends: 342 [2018-04-10 15:20:28,223 INFO L226 Difference]: Without dead ends: 342 [2018-04-10 15:20:28,223 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 5 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1073 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=659, Invalid=3763, Unknown=0, NotChecked=0, Total=4422 [2018-04-10 15:20:28,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2018-04-10 15:20:28,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 285. [2018-04-10 15:20:28,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 285 states. [2018-04-10 15:20:28,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 301 transitions. [2018-04-10 15:20:28,225 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 301 transitions. Word has length 99 [2018-04-10 15:20:28,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:28,226 INFO L459 AbstractCegarLoop]: Abstraction has 285 states and 301 transitions. [2018-04-10 15:20:28,226 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-10 15:20:28,226 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 301 transitions. [2018-04-10 15:20:28,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-04-10 15:20:28,226 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:28,226 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 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] [2018-04-10 15:20:28,226 INFO L408 AbstractCegarLoop]: === Iteration 49 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:28,226 INFO L82 PathProgramCache]: Analyzing trace with hash 1579230971, now seen corresponding path program 3 times [2018-04-10 15:20:28,227 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:28,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:28,235 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:28,738 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 3 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:28,739 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:28,739 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-04-10 15:20:28,739 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:28,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:28,739 INFO L182 omatonBuilderFactory]: Interpolants [27616#true, 27617#false, 27618#(= 1 (select |#valid| main_~head~0.base)), 27619#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base)), 27620#(and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.base |main_#t~malloc2.base|))), 27621#(and (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base)), 27622#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base)), 27623#(and (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 27624#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 27625#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 27626#(and (or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)))) (= main_~status~0 (select |#valid| main_~item~0.base))), 27627#(and (or (= main_~status~0 0) (not (= main_~item~0.base |main_#t~malloc2.base|))) (or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~malloc2.offset| 0) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base |main_#t~malloc2.base|))))), 27628#(and (or (= main_~status~0 0) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~status~0 0))), 27629#(and (or (and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~status~0 0)) (or (= main_~status~0 0) (not (= main_~item~0.base |main_#t~mem3.base|)))), 27630#(or (= main_~status~0 0) (and (= |main_#t~mem4.offset| 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~mem4.base|)))), 27631#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset 0)) (= main_~status~0 0)), 27632#(or (= main_~status~0 0) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)))), 27633#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0))), 27634#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem7.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (= |main_#t~mem7.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem7.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0))), 27635#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|)) 0))), 27636#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))), 27637#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem25.base|) 0)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) 0))), 27638#(and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) 0))), 27639#(and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) 0)) (= main_~head~0.offset main_~item~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) 0))), 27640#(and (or (not (= main_~item~0.offset 0)) (= 0 |main_#t~mem25.offset|)) (or (not (= 0 main_~item~0.offset)) (= 0 |main_#t~mem25.base|))), 27641#(and (or (not (= main_~item~0.offset 0)) (= main_~head~0.offset 0)) (or (not (= 0 main_~item~0.offset)) (= 0 main_~head~0.base))), 27642#(and (= 0 main_~head~0.base) (= main_~head~0.offset 0))] [2018-04-10 15:20:28,740 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 3 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:28,740 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-10 15:20:28,740 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-10 15:20:28,740 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=635, Unknown=0, NotChecked=0, Total=702 [2018-04-10 15:20:28,740 INFO L87 Difference]: Start difference. First operand 285 states and 301 transitions. Second operand 27 states. [2018-04-10 15:20:29,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:29,774 INFO L93 Difference]: Finished difference Result 297 states and 310 transitions. [2018-04-10 15:20:29,774 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-10 15:20:29,774 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 103 [2018-04-10 15:20:29,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:29,775 INFO L225 Difference]: With dead ends: 297 [2018-04-10 15:20:29,775 INFO L226 Difference]: Without dead ends: 297 [2018-04-10 15:20:29,775 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 496 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=281, Invalid=2071, Unknown=0, NotChecked=0, Total=2352 [2018-04-10 15:20:29,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2018-04-10 15:20:29,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 285. [2018-04-10 15:20:29,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 285 states. [2018-04-10 15:20:29,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 301 transitions. [2018-04-10 15:20:29,777 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 301 transitions. Word has length 103 [2018-04-10 15:20:29,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:29,777 INFO L459 AbstractCegarLoop]: Abstraction has 285 states and 301 transitions. [2018-04-10 15:20:29,777 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-10 15:20:29,777 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 301 transitions. [2018-04-10 15:20:29,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-04-10 15:20:29,778 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:29,778 INFO L355 BasicCegarLoop]: trace histogram [4, 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] [2018-04-10 15:20:29,778 INFO L408 AbstractCegarLoop]: === Iteration 50 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:29,778 INFO L82 PathProgramCache]: Analyzing trace with hash 1711518701, now seen corresponding path program 3 times [2018-04-10 15:20:29,778 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:29,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:29,786 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:31,805 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:31,806 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:31,806 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2018-04-10 15:20:31,806 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:31,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:31,806 INFO L182 omatonBuilderFactory]: Interpolants [28288#(or (and (= main_~item~0.offset main_~head~0.offset) (= main_~item~0.base main_~head~0.base)) (= main_~status~0 0) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= |old(#valid)| (store (store (store |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 28289#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 0) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= |old(#valid)| (store (store (store |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 28290#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= |old(#valid)| (store (store (store |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 28291#(or (and (= |main_#t~mem6.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem6.base| 0)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= |old(#valid)| (store (store (store |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 28292#(or (not (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 0)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= |old(#valid)| (store (store (store |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 28293#(or (not (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 0)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| |main_#t~mem7.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= |old(#valid)| (store (store (store |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem7.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem7.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= |main_#t~mem7.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))), 28294#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= |old(#valid)| (store (store (store |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0) main_~item~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (not (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 0))), 28295#(or (not (= |main_#t~mem25.offset| 0)) (and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|))) (not (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|))) (not (= main_~item~0.base |main_#t~mem25.base|)) (= |old(#valid)| (store (store (store |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|) 0) main_~item~0.base 0) |main_#t~mem25.base| 0)))), 28296#(or (not (= main_~head~0.offset 0)) (and (= (store (store (store |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) main_~item~0.base 0) main_~head~0.base 0) |old(#valid)|) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))), 28297#(or (and (= (store (store |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) main_~head~0.base 0) |old(#valid)|) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (not (= main_~head~0.offset 0))), 28298#(or (not (= main_~item~0.offset 0)) (and (= (store (store |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) main_~item~0.base 0) |old(#valid)|) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))), 28299#(or (and (= (store (store |#valid| |main_#t~mem25.base| 0) main_~item~0.base 0) |old(#valid)|) (not (= main_~item~0.base |main_#t~mem25.base|))) (not (= main_~item~0.offset 0))), 28300#(or (not (= main_~item~0.offset 0)) (and (= (store (store |#valid| main_~head~0.base 0) main_~item~0.base 0) |old(#valid)|) (not (= main_~item~0.base main_~head~0.base)))), 28301#(and (= (store (store |#valid| main_~head~0.base 0) main_~item~0.base 0) |old(#valid)|) (not (= main_~item~0.base main_~head~0.base))), 28302#(= (store |#valid| main_~head~0.base 0) |old(#valid)|), 28303#(= (store |#valid| main_~item~0.base 0) |old(#valid)|), 28269#true, 28270#false, 28271#(= |#valid| |old(#valid)|), 28272#(and (= (store |#valid| |main_#t~malloc0.base| 0) |old(#valid)|) (= 0 |main_#t~malloc0.offset|)), 28273#(and (= (store |#valid| main_~head~0.base 0) |old(#valid)|) (= main_~head~0.offset 0)), 28274#(and (= 1 (select |#valid| main_~head~0.base)) (= (store |#valid| main_~head~0.base 0) |old(#valid)|) (= main_~head~0.offset 0)), 28275#(and (= main_~item~0.offset main_~head~0.offset) (= (select |#valid| main_~item~0.base) 1) (= (store |#valid| main_~head~0.base 0) |old(#valid)|) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 28276#(and (= (store (store |#valid| main_~head~0.base 0) |main_#t~malloc2.base| 0) |old(#valid)|) (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 28277#(and (= main_~item~0.offset main_~head~0.offset) (= (store (store |#valid| main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset) 0) |old(#valid)|) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 28278#(and (= main_~item~0.offset main_~head~0.offset) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.base main_~item~0.base) (= (store (store |#valid| main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset) 0) |old(#valid)|) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~head~0.offset 0)), 28279#(and (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (store (store |#valid| main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (= main_~head~0.offset 0) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 28280#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (store (store |#valid| main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (= main_~head~0.offset 0)), 28281#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (store (store |#valid| main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (= main_~head~0.offset 0)), 28282#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (store (store |#valid| main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (= main_~head~0.offset 0))), 28283#(or (= main_~status~0 0) (and (or (and (= main_~head~0.offset |main_#t~malloc2.offset|) (= main_~head~0.base |main_#t~malloc2.base|)) (and (= main_~head~0.offset |main_#t~malloc2.offset|) (= (store (store (store |#valid| |main_#t~malloc2.base| 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|)))), 28284#(or (and (or (= (store (store (store |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 0)), 28285#(or (and (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (= (store (store (store |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))) (not (= main_~item~0.base |main_#t~mem3.base|))) (= main_~status~0 0)), 28286#(or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 0) (and (= (store (store (store |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))), 28287#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset |main_#t~mem4.offset|) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= |old(#valid)| (store (store (store |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0))) (= main_~status~0 0) (and (= main_~head~0.offset |main_#t~mem4.offset|) (= main_~head~0.base |main_#t~mem4.base|)))] [2018-04-10 15:20:31,806 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:31,807 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-10 15:20:31,807 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-10 15:20:31,807 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2018-04-10 15:20:31,807 INFO L87 Difference]: Start difference. First operand 285 states and 301 transitions. Second operand 35 states. [2018-04-10 15:20:33,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:33,991 INFO L93 Difference]: Finished difference Result 299 states and 311 transitions. [2018-04-10 15:20:33,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-04-10 15:20:33,991 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 104 [2018-04-10 15:20:33,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:33,991 INFO L225 Difference]: With dead ends: 299 [2018-04-10 15:20:33,991 INFO L226 Difference]: Without dead ends: 273 [2018-04-10 15:20:33,992 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 10 SyntacticMatches, 11 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 718 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=367, Invalid=3415, Unknown=0, NotChecked=0, Total=3782 [2018-04-10 15:20:33,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2018-04-10 15:20:33,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 270. [2018-04-10 15:20:33,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 270 states. [2018-04-10 15:20:33,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 281 transitions. [2018-04-10 15:20:33,994 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 281 transitions. Word has length 104 [2018-04-10 15:20:33,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:33,994 INFO L459 AbstractCegarLoop]: Abstraction has 270 states and 281 transitions. [2018-04-10 15:20:33,994 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-10 15:20:33,994 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 281 transitions. [2018-04-10 15:20:33,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-04-10 15:20:33,994 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:33,995 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-10 15:20:33,995 INFO L408 AbstractCegarLoop]: === Iteration 51 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:33,995 INFO L82 PathProgramCache]: Analyzing trace with hash -361280401, now seen corresponding path program 1 times [2018-04-10 15:20:33,995 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:34,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:34,003 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:34,039 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:20:34,039 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:20:34,039 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 15:20:34,039 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:34,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:34,040 INFO L182 omatonBuilderFactory]: Interpolants [28928#false, 28929#(= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)), 28930#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 28931#(= 1 (select |#valid| |main_#t~mem15.base|)), 28927#true] [2018-04-10 15:20:34,040 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:20:34,040 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 15:20:34,040 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 15:20:34,040 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 15:20:34,040 INFO L87 Difference]: Start difference. First operand 270 states and 281 transitions. Second operand 5 states. [2018-04-10 15:20:34,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:34,104 INFO L93 Difference]: Finished difference Result 272 states and 280 transitions. [2018-04-10 15:20:34,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 15:20:34,104 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 104 [2018-04-10 15:20:34,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:34,104 INFO L225 Difference]: With dead ends: 272 [2018-04-10 15:20:34,104 INFO L226 Difference]: Without dead ends: 272 [2018-04-10 15:20:34,105 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-10 15:20:34,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2018-04-10 15:20:34,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 269. [2018-04-10 15:20:34,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2018-04-10 15:20:34,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 280 transitions. [2018-04-10 15:20:34,106 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 280 transitions. Word has length 104 [2018-04-10 15:20:34,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:34,106 INFO L459 AbstractCegarLoop]: Abstraction has 269 states and 280 transitions. [2018-04-10 15:20:34,106 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 15:20:34,106 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 280 transitions. [2018-04-10 15:20:34,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-04-10 15:20:34,107 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:34,107 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-10 15:20:34,107 INFO L408 AbstractCegarLoop]: === Iteration 52 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:34,107 INFO L82 PathProgramCache]: Analyzing trace with hash -361280400, now seen corresponding path program 1 times [2018-04-10 15:20:34,107 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:34,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:34,118 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:34,165 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:20:34,165 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:20:34,166 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 15:20:34,166 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:34,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:34,166 INFO L182 omatonBuilderFactory]: Interpolants [29477#true, 29478#false, 29479#(and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 29480#(and (<= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4) (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))), 29481#(and (<= (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4) (select |#length| |main_#t~mem12.base|)) (= |main_#t~mem12.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (<= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 29482#(and (<= (+ |main_#t~mem15.offset| 4) (select |#length| |main_#t~mem15.base|)) (<= 0 |main_#t~mem15.offset|))] [2018-04-10 15:20:34,166 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:20:34,166 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 15:20:34,166 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 15:20:34,166 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-10 15:20:34,167 INFO L87 Difference]: Start difference. First operand 269 states and 280 transitions. Second operand 6 states. [2018-04-10 15:20:34,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:34,257 INFO L93 Difference]: Finished difference Result 271 states and 279 transitions. [2018-04-10 15:20:34,257 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-10 15:20:34,257 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2018-04-10 15:20:34,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:34,258 INFO L225 Difference]: With dead ends: 271 [2018-04-10 15:20:34,258 INFO L226 Difference]: Without dead ends: 271 [2018-04-10 15:20:34,258 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-04-10 15:20:34,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2018-04-10 15:20:34,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 268. [2018-04-10 15:20:34,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2018-04-10 15:20:34,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 279 transitions. [2018-04-10 15:20:34,260 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 279 transitions. Word has length 104 [2018-04-10 15:20:34,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:34,260 INFO L459 AbstractCegarLoop]: Abstraction has 268 states and 279 transitions. [2018-04-10 15:20:34,260 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 15:20:34,261 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 279 transitions. [2018-04-10 15:20:34,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-04-10 15:20:34,261 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:34,261 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-10 15:20:34,261 INFO L408 AbstractCegarLoop]: === Iteration 53 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:34,261 INFO L82 PathProgramCache]: Analyzing trace with hash 1685209762, now seen corresponding path program 1 times [2018-04-10 15:20:34,262 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:34,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:34,268 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:34,366 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:20:34,367 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:20:34,367 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-10 15:20:34,367 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:34,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:34,367 INFO L182 omatonBuilderFactory]: Interpolants [30032#(= 1 (select |#valid| |main_#t~mem16.base|)), 30026#true, 30027#false, 30028#(and (= |main_#t~mem12.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 30029#(= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 30030#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 30031#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem15.base|) |main_#t~mem15.offset|)))] [2018-04-10 15:20:34,368 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:20:34,368 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-10 15:20:34,368 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-10 15:20:34,368 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-10 15:20:34,368 INFO L87 Difference]: Start difference. First operand 268 states and 279 transitions. Second operand 7 states. [2018-04-10 15:20:34,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:34,493 INFO L93 Difference]: Finished difference Result 270 states and 278 transitions. [2018-04-10 15:20:34,493 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-10 15:20:34,493 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 105 [2018-04-10 15:20:34,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:34,493 INFO L225 Difference]: With dead ends: 270 [2018-04-10 15:20:34,493 INFO L226 Difference]: Without dead ends: 270 [2018-04-10 15:20:34,494 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-04-10 15:20:34,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2018-04-10 15:20:34,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 267. [2018-04-10 15:20:34,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2018-04-10 15:20:34,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 278 transitions. [2018-04-10 15:20:34,495 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 278 transitions. Word has length 105 [2018-04-10 15:20:34,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:34,495 INFO L459 AbstractCegarLoop]: Abstraction has 267 states and 278 transitions. [2018-04-10 15:20:34,495 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-10 15:20:34,495 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 278 transitions. [2018-04-10 15:20:34,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-04-10 15:20:34,496 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:34,496 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-10 15:20:34,496 INFO L408 AbstractCegarLoop]: === Iteration 54 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:34,496 INFO L82 PathProgramCache]: Analyzing trace with hash 1685209763, now seen corresponding path program 1 times [2018-04-10 15:20:34,496 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:34,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:34,504 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:34,554 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:20:34,554 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:20:34,554 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-10 15:20:34,554 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:34,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:34,554 INFO L182 omatonBuilderFactory]: Interpolants [30578#true, 30579#false, 30580#(and (= |main_#t~mem12.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 30581#(and (= |main_#t~mem13.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 30582#(and (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 30583#(and (<= (+ (select (select |#memory_$Pointer$.offset| |main_#t~mem15.base|) |main_#t~mem15.offset|) 4) (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem15.base|) |main_#t~mem15.offset|))) (<= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem15.base|) |main_#t~mem15.offset|))), 30584#(and (<= 0 |main_#t~mem16.offset|) (<= (+ |main_#t~mem16.offset| 4) (select |#length| |main_#t~mem16.base|)))] [2018-04-10 15:20:34,554 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:20:34,554 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-10 15:20:34,555 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-10 15:20:34,555 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-10 15:20:34,555 INFO L87 Difference]: Start difference. First operand 267 states and 278 transitions. Second operand 7 states. [2018-04-10 15:20:34,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:34,745 INFO L93 Difference]: Finished difference Result 269 states and 277 transitions. [2018-04-10 15:20:34,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-10 15:20:34,745 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 105 [2018-04-10 15:20:34,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:34,746 INFO L225 Difference]: With dead ends: 269 [2018-04-10 15:20:34,746 INFO L226 Difference]: Without dead ends: 269 [2018-04-10 15:20:34,747 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-04-10 15:20:34,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2018-04-10 15:20:34,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 266. [2018-04-10 15:20:34,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 266 states. [2018-04-10 15:20:34,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 277 transitions. [2018-04-10 15:20:34,749 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 277 transitions. Word has length 105 [2018-04-10 15:20:34,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:34,750 INFO L459 AbstractCegarLoop]: Abstraction has 266 states and 277 transitions. [2018-04-10 15:20:34,750 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-10 15:20:34,750 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 277 transitions. [2018-04-10 15:20:34,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-04-10 15:20:34,750 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:34,750 INFO L355 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:20:34,751 INFO L408 AbstractCegarLoop]: === Iteration 55 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:34,751 INFO L82 PathProgramCache]: Analyzing trace with hash 837483343, now seen corresponding path program 2 times [2018-04-10 15:20:34,751 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:34,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:34,763 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:35,179 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:35,179 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:35,179 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-04-10 15:20:35,179 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:35,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:35,179 INFO L182 omatonBuilderFactory]: Interpolants [31128#true, 31129#false, 31130#(= 1 (select |#valid| main_~head~0.base)), 31131#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base)), 31132#(and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.base |main_#t~malloc2.base|))), 31133#(and (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base)), 31134#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base)), 31135#(and (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 31136#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 31137#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 31138#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base))) (= main_~status~0 0)), 31139#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base |main_#t~malloc2.base|)) (not (= main_~item~0.base |main_#t~malloc2.base|))) (= main_~status~0 0)), 31140#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~status~0 0)), 31141#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= |main_#t~mem3.base| main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~mem3.base|)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 31142#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~mem4.base|)) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~status~0 0)), 31143#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (= main_~status~0 0)), 31144#(or (= main_~status~0 0) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 31145#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 31146#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem7.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| |main_#t~mem7.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem7.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| |main_#t~mem7.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= |main_#t~mem7.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 31147#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem19.base|) |main_#t~mem19.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem19.base|) |main_#t~mem19.offset|))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem19.base|) |main_#t~mem19.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem19.base|) |main_#t~mem19.offset|)))), 31148#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))), 31149#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem24.base|) |main_#t~mem24.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem24.base|) |main_#t~mem24.offset|))), 31150#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))), 31151#(and (= 0 |main_#t~mem24.base|) (= 0 |main_#t~mem24.offset|)), 31152#(and (= 0 main_~item~0.base) (= main_~item~0.offset 0)), 31153#(not |main_#t~short21|)] [2018-04-10 15:20:35,180 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:35,180 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-10 15:20:35,180 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-10 15:20:35,180 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=587, Unknown=0, NotChecked=0, Total=650 [2018-04-10 15:20:35,180 INFO L87 Difference]: Start difference. First operand 266 states and 277 transitions. Second operand 26 states. [2018-04-10 15:20:36,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:36,296 INFO L93 Difference]: Finished difference Result 258 states and 265 transitions. [2018-04-10 15:20:36,296 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-10 15:20:36,296 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 106 [2018-04-10 15:20:36,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:36,297 INFO L225 Difference]: With dead ends: 258 [2018-04-10 15:20:36,297 INFO L226 Difference]: Without dead ends: 211 [2018-04-10 15:20:36,297 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 515 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=315, Invalid=2235, Unknown=0, NotChecked=0, Total=2550 [2018-04-10 15:20:36,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2018-04-10 15:20:36,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 211. [2018-04-10 15:20:36,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 211 states. [2018-04-10 15:20:36,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 218 transitions. [2018-04-10 15:20:36,298 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 218 transitions. Word has length 106 [2018-04-10 15:20:36,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:36,299 INFO L459 AbstractCegarLoop]: Abstraction has 211 states and 218 transitions. [2018-04-10 15:20:36,299 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-10 15:20:36,299 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 218 transitions. [2018-04-10 15:20:36,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-04-10 15:20:36,299 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:36,299 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-10 15:20:36,299 INFO L408 AbstractCegarLoop]: === Iteration 56 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:36,299 INFO L82 PathProgramCache]: Analyzing trace with hash 701895378, now seen corresponding path program 1 times [2018-04-10 15:20:36,299 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:36,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:36,312 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:37,220 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:37,220 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:37,220 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2018-04-10 15:20:37,221 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:37,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:37,221 INFO L182 omatonBuilderFactory]: Interpolants [31680#(and (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 31681#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 31682#(and (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 31683#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 31684#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 31685#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 31686#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 31687#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 31688#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 31689#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~mem4.base|) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 31690#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 31691#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 31692#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 31693#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 31694#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset |main_#t~malloc2.offset|) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 31695#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 31696#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= main_~item~0.base |main_#t~mem3.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 31697#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 31698#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~head~0.offset |main_#t~mem4.offset|) (not (= main_~head~0.base |main_#t~mem4.base|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~mem4.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 31699#(and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 31700#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 31701#(or (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.offset| 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 31702#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 31703#(and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 31704#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= |main_#t~mem12.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 31705#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem13.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 31706#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem15.base|) |main_#t~mem15.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem15.base|) |main_#t~mem15.offset|)))), 31707#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem16.base|) |main_#t~mem16.offset|))), 31708#(= 1 (select |#valid| |main_#t~mem17.base|)), 31673#true, 31674#false, 31675#(= 0 |main_#t~malloc0.offset|), 31676#(= main_~head~0.offset 0), 31677#(and (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 31678#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 31679#(and (= main_~head~0.offset main_~item~0.offset) (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|)))] [2018-04-10 15:20:37,221 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:37,221 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-10 15:20:37,221 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-10 15:20:37,222 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=1122, Unknown=0, NotChecked=0, Total=1260 [2018-04-10 15:20:37,222 INFO L87 Difference]: Start difference. First operand 211 states and 218 transitions. Second operand 36 states. [2018-04-10 15:20:38,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:38,874 INFO L93 Difference]: Finished difference Result 259 states and 271 transitions. [2018-04-10 15:20:38,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-04-10 15:20:38,874 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 106 [2018-04-10 15:20:38,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:38,875 INFO L225 Difference]: With dead ends: 259 [2018-04-10 15:20:38,875 INFO L226 Difference]: Without dead ends: 259 [2018-04-10 15:20:38,875 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1194 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=589, Invalid=4241, Unknown=0, NotChecked=0, Total=4830 [2018-04-10 15:20:38,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2018-04-10 15:20:38,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 218. [2018-04-10 15:20:38,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2018-04-10 15:20:38,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 226 transitions. [2018-04-10 15:20:38,877 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 226 transitions. Word has length 106 [2018-04-10 15:20:38,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:38,877 INFO L459 AbstractCegarLoop]: Abstraction has 218 states and 226 transitions. [2018-04-10 15:20:38,877 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-10 15:20:38,877 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 226 transitions. [2018-04-10 15:20:38,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-04-10 15:20:38,877 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:38,877 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-10 15:20:38,877 INFO L408 AbstractCegarLoop]: === Iteration 57 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:38,877 INFO L82 PathProgramCache]: Analyzing trace with hash 701895379, now seen corresponding path program 1 times [2018-04-10 15:20:38,878 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:38,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:38,895 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:39,967 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:39,967 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:39,967 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-04-10 15:20:39,967 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:39,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:39,968 INFO L182 omatonBuilderFactory]: Interpolants [32256#(= 0 |main_#t~malloc0.offset|), 32257#(= main_~head~0.offset 0), 32258#(and (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 32259#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 32260#(and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 32261#(and (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 32262#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 32263#(and (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 32264#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0)), 32265#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0)), 32266#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 32267#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 32268#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 32269#(and (or (= main_~item~0.base |main_#t~mem3.base|) (and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0))) (or (= main_~status~0 0) (not (= main_~item~0.base |main_#t~mem3.base|)))), 32270#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 32271#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~mem4.base|) (= main_~status~0 (select |#valid| main_~head~0.base)) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0)) (= main_~status~0 0)), 32272#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0))), 32273#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)) (= main_~status~0 0)), 32274#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0)), 32275#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0)), 32276#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset |main_#t~malloc2.offset|) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| |main_#t~malloc2.base|)) (= 0 |main_#t~malloc2.offset|) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (not (= main_~head~0.base |main_#t~malloc2.base|)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 32277#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 32278#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 32279#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 32280#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~head~0.offset |main_#t~mem4.offset|) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~mem4.base|)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 32281#(or (and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base))), 32282#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 32283#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.offset| 0))), 32284#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 32285#(and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 32286#(and (= |main_#t~mem12.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 32287#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem13.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem13.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 32288#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem15.base|) |main_#t~mem15.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem15.base|) |main_#t~mem15.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem15.base|) |main_#t~mem15.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem15.base|) |main_#t~mem15.offset|)))), 32289#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem16.base|) |main_#t~mem16.offset|)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem16.base|) |main_#t~mem16.offset|)))), 32290#(and (= 12 (select |#length| |main_#t~mem17.base|)) (= |main_#t~mem17.offset| 0)), 32254#true, 32255#false] [2018-04-10 15:20:39,968 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:39,968 INFO L442 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-04-10 15:20:39,968 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-04-10 15:20:39,968 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=1197, Unknown=0, NotChecked=0, Total=1332 [2018-04-10 15:20:39,968 INFO L87 Difference]: Start difference. First operand 218 states and 226 transitions. Second operand 37 states. [2018-04-10 15:20:42,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:42,209 INFO L93 Difference]: Finished difference Result 258 states and 270 transitions. [2018-04-10 15:20:42,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-04-10 15:20:42,209 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 106 [2018-04-10 15:20:42,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:42,210 INFO L225 Difference]: With dead ends: 258 [2018-04-10 15:20:42,210 INFO L226 Difference]: Without dead ends: 258 [2018-04-10 15:20:42,210 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1333 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=695, Invalid=4707, Unknown=0, NotChecked=0, Total=5402 [2018-04-10 15:20:42,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2018-04-10 15:20:42,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 218. [2018-04-10 15:20:42,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2018-04-10 15:20:42,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 225 transitions. [2018-04-10 15:20:42,212 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 225 transitions. Word has length 106 [2018-04-10 15:20:42,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:42,212 INFO L459 AbstractCegarLoop]: Abstraction has 218 states and 225 transitions. [2018-04-10 15:20:42,212 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-04-10 15:20:42,212 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 225 transitions. [2018-04-10 15:20:42,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-04-10 15:20:42,212 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:42,212 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2018-04-10 15:20:42,212 INFO L408 AbstractCegarLoop]: === Iteration 58 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:42,213 INFO L82 PathProgramCache]: Analyzing trace with hash -1324440188, now seen corresponding path program 2 times [2018-04-10 15:20:42,213 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:42,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:42,229 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:43,720 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:43,721 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:43,721 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2018-04-10 15:20:43,721 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:43,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:43,721 INFO L182 omatonBuilderFactory]: Interpolants [32841#true, 32842#false, 32843#(and (= 0 |main_#t~malloc0.offset|) (= 12 (select |#length| |main_#t~malloc0.base|))), 32844#(and (= 12 (select |#length| main_~head~0.base)) (= main_~head~0.offset 0)), 32845#(and (= 12 (select |#length| main_~head~0.base)) (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 32846#(and (= main_~head~0.offset main_~item~0.offset) (= 12 (select |#length| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 32847#(and (= main_~head~0.offset main_~item~0.offset) (= 12 (select |#length| main_~item~0.base)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 32848#(and (= main_~head~0.offset main_~item~0.offset) (= 12 (select |#length| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 32849#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 12 (select |#length| main_~item~0.base)) (= main_~head~0.base main_~item~0.base) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~head~0.offset 0)), 32850#(and (= 12 (select |#length| main_~head~0.base)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0)), 32851#(and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0)), 32852#(and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 32853#(and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|))), 32854#(and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 1 (select |#valid| main_~item~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 32855#(and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (= main_~head~0.offset 0)), 32856#(and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 1 (select |#valid| main_~item~0.base)) (= main_~head~0.offset 0)), 32857#(and (= 12 (select |#length| main_~head~0.base)) (= main_~status~0 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0)), 32858#(and (= 12 (select |#length| main_~head~0.base)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base main_~head~0.base)) (= main_~status~0 1) (= main_~head~0.offset 0)), 32859#(and (= 12 (select |#length| main_~head~0.base)) (= main_~status~0 (select |#valid| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0)) (and (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0))) (<= 0 main_~item~0.offset)), 32860#(and (= 12 (select |#length| main_~head~0.base)) (= (select |#valid| main_~item~0.base) 1) (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0)) (and (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0))) (<= 0 main_~item~0.offset)), 32861#(and (= 12 (select |#length| main_~head~0.base)) (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base main_~head~0.base)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (or (and (<= (+ main_~item~0.offset 12) (select |#length| main_~item~0.base)) (<= 0 main_~item~0.offset)) (= main_~item~0.offset 0))), 32862#(and (= main_~head~0.offset |main_#t~malloc2.offset|) (or (and (or (and (<= 1 main_~item~0.offset) (<= (+ main_~item~0.offset 12) (select |#length| main_~item~0.base))) (= main_~item~0.offset 0)) (= 12 (select |#length| main_~head~0.base)) (or (and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= |main_#t~malloc2.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0)) (= main_~item~0.base main_~head~0.base)) (or (= main_~item~0.offset main_~head~0.offset) (not (= main_~item~0.offset 0)))) (= main_~head~0.base |main_#t~malloc2.base|)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 32863#(and (or (and (or (and (<= 1 main_~item~0.offset) (<= (+ main_~item~0.offset 12) (select |#length| main_~item~0.base))) (= main_~item~0.offset 0)) (or (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| main_~head~0.base)) (= main_~head~0.offset 0)) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))), 32864#(and (or (and (or (and (<= 1 main_~item~0.offset) (<= (+ main_~item~0.offset 12) (select |#length| main_~item~0.base))) (= main_~item~0.offset 0)) (or (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| main_~head~0.base)) (not (= |main_#t~mem3.base| main_~head~0.base)) (= main_~head~0.offset 0)) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))), 32865#(and (or (and (or (and (<= 1 main_~item~0.offset) (<= (+ main_~item~0.offset 12) (select |#length| main_~item~0.base))) (= main_~item~0.offset 0)) (or (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| main_~head~0.base)) (= main_~head~0.offset 0)) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))), 32866#(and (= main_~head~0.offset |main_#t~mem4.offset|) (or (and (= 12 (select |#length| main_~head~0.base)) (or (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (= main_~head~0.offset 0)) (= main_~head~0.base |main_#t~mem4.base|))), 32867#(and (= main_~item~0.offset main_~head~0.offset) (or (and (= 12 (select |#length| main_~head~0.base)) (or (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (= main_~head~0.offset 0)) (= main_~item~0.base main_~head~0.base))), 32868#(and (= main_~item~0.offset main_~head~0.offset) (= (select |#valid| main_~item~0.base) 1) (or (and (= 12 (select |#length| main_~head~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0)) (= main_~item~0.base main_~head~0.base))), 32869#(and (= main_~item~0.offset main_~head~0.offset) (or (and (= 12 (select |#length| main_~head~0.base)) (or (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (= main_~head~0.offset 0)) (= main_~item~0.base main_~head~0.base)) (not (= (select |#valid| main_~item~0.base) 0))), 32870#(and (= main_~item~0.offset main_~head~0.offset) (= 1 (select |#valid| |main_#t~malloc2.base|)) (or (and (= main_~head~0.offset |main_#t~malloc2.offset|) (= main_~head~0.base |main_#t~malloc2.base|)) (and (= 12 (select |#length| main_~head~0.base)) (= main_~head~0.offset |main_#t~malloc2.offset|) (or (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))) (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 32871#(and (or (and (= 12 (select |#length| main_~head~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset)))), 32872#(and (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (or (and (= 12 (select |#length| main_~head~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~item~0.base main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset))))) (not (= main_~item~0.base |main_#t~mem3.base|))), 32873#(or (and (or (and (= 12 (select |#length| main_~head~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~item~0.base main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset)))) (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))), 32874#(or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~mem4.base|))) (and (= main_~head~0.offset |main_#t~mem4.offset|) (= main_~head~0.base |main_#t~mem4.base|))), 32875#(or (and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)))), 32876#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 32877#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.offset| 0))), 32878#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 32879#(= 1 (select |#valid| |main_#t~mem10.base|))] [2018-04-10 15:20:43,721 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:43,722 INFO L442 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-04-10 15:20:43,722 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-04-10 15:20:43,722 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1326, Unknown=0, NotChecked=0, Total=1482 [2018-04-10 15:20:43,722 INFO L87 Difference]: Start difference. First operand 218 states and 225 transitions. Second operand 39 states. [2018-04-10 15:20:45,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:45,959 INFO L93 Difference]: Finished difference Result 217 states and 224 transitions. [2018-04-10 15:20:45,959 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-10 15:20:45,959 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 115 [2018-04-10 15:20:45,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:45,960 INFO L225 Difference]: With dead ends: 217 [2018-04-10 15:20:45,960 INFO L226 Difference]: Without dead ends: 217 [2018-04-10 15:20:45,960 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1128 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=914, Invalid=3778, Unknown=0, NotChecked=0, Total=4692 [2018-04-10 15:20:45,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2018-04-10 15:20:45,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 217. [2018-04-10 15:20:45,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2018-04-10 15:20:45,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 224 transitions. [2018-04-10 15:20:45,962 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 224 transitions. Word has length 115 [2018-04-10 15:20:45,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:45,962 INFO L459 AbstractCegarLoop]: Abstraction has 217 states and 224 transitions. [2018-04-10 15:20:45,962 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-04-10 15:20:45,962 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 224 transitions. [2018-04-10 15:20:45,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-04-10 15:20:45,963 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:45,963 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2018-04-10 15:20:45,963 INFO L408 AbstractCegarLoop]: === Iteration 59 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:45,963 INFO L82 PathProgramCache]: Analyzing trace with hash -1324440187, now seen corresponding path program 2 times [2018-04-10 15:20:45,963 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:45,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:45,979 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:47,026 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:47,026 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:47,026 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2018-04-10 15:20:47,026 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:47,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:47,027 INFO L182 omatonBuilderFactory]: Interpolants [33408#(or (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~mem4.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= main_~head~0.offset |main_#t~mem4.offset|) (= main_~head~0.base |main_#t~mem4.base|))), 33409#(or (and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base)) (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 33410#(or (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 33411#(or (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.offset| 0))), 33412#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 33413#(and (= |main_#t~mem10.offset| 0) (= 12 (select |#length| |main_#t~mem10.base|))), 33374#true, 33375#false, 33376#(= 0 |main_#t~malloc0.offset|), 33377#(= main_~head~0.offset 0), 33378#(and (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 33379#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 33380#(and (= 12 (select |#length| |main_#t~malloc2.base|)) (= main_~head~0.offset main_~item~0.offset) (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 33381#(and (= main_~item~0.offset main_~head~0.offset) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 33382#(and (= main_~item~0.offset main_~head~0.offset) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset))) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= 1 (select |#valid| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 33383#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 33384#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 33385#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 33386#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 33387#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 33388#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 33389#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 33390#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 33391#(and (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 33392#(and (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 33393#(and (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 33394#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 33395#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 33396#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 33397#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 33398#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 33399#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 33400#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~mem4.base|)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 33401#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 33402#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 33403#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 33404#(and (= main_~head~0.offset |main_#t~malloc2.offset|) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 33405#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))), 33406#(and (or (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))) (not (= main_~item~0.base |main_#t~mem3.base|))), 33407#(or (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))))] [2018-04-10 15:20:47,027 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:47,027 INFO L442 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-04-10 15:20:47,027 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-04-10 15:20:47,027 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=284, Invalid=1276, Unknown=0, NotChecked=0, Total=1560 [2018-04-10 15:20:47,027 INFO L87 Difference]: Start difference. First operand 217 states and 224 transitions. Second operand 40 states. [2018-04-10 15:20:48,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:48,488 INFO L93 Difference]: Finished difference Result 216 states and 223 transitions. [2018-04-10 15:20:48,519 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-04-10 15:20:48,519 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 115 [2018-04-10 15:20:48,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:48,520 INFO L225 Difference]: With dead ends: 216 [2018-04-10 15:20:48,520 INFO L226 Difference]: Without dead ends: 216 [2018-04-10 15:20:48,520 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1282 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=1021, Invalid=3949, Unknown=0, NotChecked=0, Total=4970 [2018-04-10 15:20:48,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2018-04-10 15:20:48,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 216. [2018-04-10 15:20:48,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2018-04-10 15:20:48,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 223 transitions. [2018-04-10 15:20:48,522 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 223 transitions. Word has length 115 [2018-04-10 15:20:48,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:48,522 INFO L459 AbstractCegarLoop]: Abstraction has 216 states and 223 transitions. [2018-04-10 15:20:48,522 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-04-10 15:20:48,522 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 223 transitions. [2018-04-10 15:20:48,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-04-10 15:20:48,522 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:48,522 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-10 15:20:48,522 INFO L408 AbstractCegarLoop]: === Iteration 60 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:48,523 INFO L82 PathProgramCache]: Analyzing trace with hash -1305022850, now seen corresponding path program 1 times [2018-04-10 15:20:48,523 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:48,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:48,529 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:48,553 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:20:48,553 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:20:48,553 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 15:20:48,553 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:48,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:48,553 INFO L182 omatonBuilderFactory]: Interpolants [33908#true, 33909#false, 33910#(= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)), 33911#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 33912#(= 1 (select |#valid| |main_#t~mem19.base|)), 33913#(= 1 (select |#valid| main_~item~0.base))] [2018-04-10 15:20:48,553 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:20:48,554 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 15:20:48,554 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 15:20:48,554 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-10 15:20:48,554 INFO L87 Difference]: Start difference. First operand 216 states and 223 transitions. Second operand 6 states. [2018-04-10 15:20:48,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:48,639 INFO L93 Difference]: Finished difference Result 227 states and 236 transitions. [2018-04-10 15:20:48,639 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-10 15:20:48,640 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 117 [2018-04-10 15:20:48,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:48,640 INFO L225 Difference]: With dead ends: 227 [2018-04-10 15:20:48,640 INFO L226 Difference]: Without dead ends: 227 [2018-04-10 15:20:48,640 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-04-10 15:20:48,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2018-04-10 15:20:48,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 220. [2018-04-10 15:20:48,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2018-04-10 15:20:48,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 230 transitions. [2018-04-10 15:20:48,642 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 230 transitions. Word has length 117 [2018-04-10 15:20:48,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:48,642 INFO L459 AbstractCegarLoop]: Abstraction has 220 states and 230 transitions. [2018-04-10 15:20:48,642 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 15:20:48,642 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 230 transitions. [2018-04-10 15:20:48,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-04-10 15:20:48,642 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:48,642 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-10 15:20:48,642 INFO L408 AbstractCegarLoop]: === Iteration 61 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:48,642 INFO L82 PathProgramCache]: Analyzing trace with hash -1305022849, now seen corresponding path program 1 times [2018-04-10 15:20:48,643 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:48,654 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:49,411 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:49,411 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:49,412 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2018-04-10 15:20:49,412 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:49,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:49,412 INFO L182 omatonBuilderFactory]: Interpolants [34369#true, 34370#false, 34371#(= 1 (select |#valid| main_~head~0.base)), 34372#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base)), 34373#(and (= 12 (select |#length| |main_#t~malloc2.base|)) (= main_~head~0.offset main_~item~0.offset) (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.base |main_#t~malloc2.base|))), 34374#(and (= main_~head~0.offset main_~item~0.offset) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base)), 34375#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base)), 34376#(and (= 12 (select |#length| |main_#t~mem4.base|)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 34377#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 34378#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 34379#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= main_~status~0 (select |#valid| main_~item~0.base)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 0)), 34380#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))) (= main_~status~0 0)), 34381#(or (= main_~status~0 0) (and (= (select |#length| main_~item~0.base) 12) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 34382#(or (= main_~status~0 0) (and (= (select |#length| main_~item~0.base) 12) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 34383#(or (and (= (select |#length| main_~item~0.base) 12) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= main_~status~0 (select |#valid| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~status~0 0)), 34384#(or (= main_~status~0 0) (and (<= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= main_~head~0.base |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 34385#(or (and (<= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 0)), 34386#(or (= main_~status~0 0) (and (<= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 34387#(and (<= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 34388#(and (<= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= (select |#valid| main_~item~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 34389#(and (<= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 34390#(and (<= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 34391#(and (<= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 34392#(and (<= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 34393#(and (<= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~mem4.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 34394#(and (<= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 34395#(and (<= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 34396#(and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem10.offset| 0) (<= 12 (select |#length| |main_#t~mem10.base|)) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 34397#(and (<= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12) (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))), 34398#(and (<= (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12) (select |#length| |main_#t~mem12.base|)) (= |main_#t~mem12.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (<= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 34399#(and (<= 0 |main_#t~mem19.offset|) (<= (+ |main_#t~mem19.offset| 12) (select |#length| |main_#t~mem19.base|))), 34400#(and (<= (+ main_~item~0.offset 12) (select |#length| main_~item~0.base)) (<= 0 main_~item~0.offset))] [2018-04-10 15:20:49,412 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:49,412 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-10 15:20:49,412 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-10 15:20:49,413 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=869, Unknown=0, NotChecked=0, Total=992 [2018-04-10 15:20:49,413 INFO L87 Difference]: Start difference. First operand 220 states and 230 transitions. Second operand 32 states. [2018-04-10 15:20:50,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:50,820 INFO L93 Difference]: Finished difference Result 227 states and 236 transitions. [2018-04-10 15:20:50,820 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-10 15:20:50,820 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 117 [2018-04-10 15:20:50,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:50,820 INFO L225 Difference]: With dead ends: 227 [2018-04-10 15:20:50,820 INFO L226 Difference]: Without dead ends: 227 [2018-04-10 15:20:50,821 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 727 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=585, Invalid=2837, Unknown=0, NotChecked=0, Total=3422 [2018-04-10 15:20:50,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2018-04-10 15:20:50,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 224. [2018-04-10 15:20:50,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2018-04-10 15:20:50,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 233 transitions. [2018-04-10 15:20:50,822 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 233 transitions. Word has length 117 [2018-04-10 15:20:50,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:50,822 INFO L459 AbstractCegarLoop]: Abstraction has 224 states and 233 transitions. [2018-04-10 15:20:50,822 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-10 15:20:50,822 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 233 transitions. [2018-04-10 15:20:50,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-04-10 15:20:50,823 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:50,823 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2018-04-10 15:20:50,823 INFO L408 AbstractCegarLoop]: === Iteration 62 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:50,823 INFO L82 PathProgramCache]: Analyzing trace with hash -1540785844, now seen corresponding path program 2 times [2018-04-10 15:20:50,823 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:50,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:50,839 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:52,274 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:52,274 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:52,275 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2018-04-10 15:20:52,275 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:52,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:52,275 INFO L182 omatonBuilderFactory]: Interpolants [34944#(or (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) |main_#t~mem10.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) |main_#t~mem10.offset|))) (and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 34945#(or (and (= |main_#t~mem11.offset| 0) (= |main_#t~mem11.base| 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 34946#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 34947#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|))), 34948#(= 1 (select |#valid| |main_#t~mem13.base|)), 34906#true, 34907#false, 34908#(= 0 |main_#t~malloc0.offset|), 34909#(= main_~head~0.offset 0), 34910#(and (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 34911#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 34912#(and (= main_~head~0.offset main_~item~0.offset) (= |main_#t~malloc2.offset| 0) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 34913#(and (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0)), 34914#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0)), 34915#(and (= 0 |main_#t~mem4.offset|) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 34916#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)), 34917#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)), 34918#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0))), 34919#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|)))), 34920#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 34921#(or (= main_~status~0 0) (and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0))), 34922#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 0)), 34923#(or (= main_~status~0 0) (and (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 34924#(or (and (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 0)), 34925#(and (not (= (select |#valid| main_~head~0.base) 0)) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 34926#(and (not (= (select |#valid| main_~head~0.base) 0)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 34927#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 34928#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 34929#(and (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 34930#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 34931#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 34932#(and (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 34933#(and (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 34934#(and (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~item~0.base) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 34935#(and (= main_~head~0.offset |main_#t~malloc2.offset|) (not (= main_~item~0.base main_~head~0.base)) (or (and (= |main_#t~malloc2.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~malloc2.offset| 0)) (and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 34936#(and (or (and (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))), 34937#(and (or (and (or (and (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0)) (and (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))))) (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))) (not (= main_~item~0.base |main_#t~mem3.base|)) (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 34938#(and (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (or (and (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))) (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 34939#(and (or (and (= main_~head~0.offset |main_#t~mem4.offset|) (= main_~head~0.base |main_#t~mem4.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (or (and (or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)))) (and (= |main_#t~mem4.offset| 0) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (not (= main_~head~0.base |main_#t~mem4.base|))) (and (= main_~head~0.offset |main_#t~mem4.offset|) (= main_~head~0.base |main_#t~mem4.base|)))), 34940#(and (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)) (= main_~item~0.base main_~head~0.base) (and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))))) (or (and (not (= main_~item~0.base main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= main_~item~0.offset main_~head~0.offset) (= main_~item~0.base main_~head~0.base)))), 34941#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 34942#(and (or (and (= |main_#t~mem9.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= |main_#t~mem9.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (= |main_#t~mem9.offset| 0)), 34943#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))] [2018-04-10 15:20:52,275 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:52,275 INFO L442 AbstractCegarLoop]: Interpolant automaton has 43 states [2018-04-10 15:20:52,276 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2018-04-10 15:20:52,276 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=181, Invalid=1625, Unknown=0, NotChecked=0, Total=1806 [2018-04-10 15:20:52,276 INFO L87 Difference]: Start difference. First operand 224 states and 233 transitions. Second operand 43 states. [2018-04-10 15:20:55,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:20:55,757 INFO L93 Difference]: Finished difference Result 330 states and 347 transitions. [2018-04-10 15:20:55,757 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2018-04-10 15:20:55,757 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 121 [2018-04-10 15:20:55,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:20:55,758 INFO L225 Difference]: With dead ends: 330 [2018-04-10 15:20:55,758 INFO L226 Difference]: Without dead ends: 330 [2018-04-10 15:20:55,758 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2188 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=1213, Invalid=7343, Unknown=0, NotChecked=0, Total=8556 [2018-04-10 15:20:55,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2018-04-10 15:20:55,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 268. [2018-04-10 15:20:55,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2018-04-10 15:20:55,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 279 transitions. [2018-04-10 15:20:55,760 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 279 transitions. Word has length 121 [2018-04-10 15:20:55,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:20:55,760 INFO L459 AbstractCegarLoop]: Abstraction has 268 states and 279 transitions. [2018-04-10 15:20:55,761 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states. [2018-04-10 15:20:55,761 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 279 transitions. [2018-04-10 15:20:55,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-04-10 15:20:55,761 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:20:55,761 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2018-04-10 15:20:55,761 INFO L408 AbstractCegarLoop]: === Iteration 63 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:20:55,761 INFO L82 PathProgramCache]: Analyzing trace with hash -1540785843, now seen corresponding path program 2 times [2018-04-10 15:20:55,762 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:20:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:20:55,784 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:20:57,402 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:57,402 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:20:57,402 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2018-04-10 15:20:57,402 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:20:57,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:57,403 INFO L182 omatonBuilderFactory]: Interpolants [35648#false, 35649#(= 0 |main_#t~malloc0.offset|), 35650#(= main_~head~0.offset 0), 35651#(and (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 35652#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 35653#(and (= main_~head~0.offset main_~item~0.offset) (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 35654#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 35655#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~head~0.offset 0) (= main_~item~0.base main_~head~0.base)), 35656#(and (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 35657#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 35658#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 35659#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 35660#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 0 |main_#t~malloc2.offset|) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 35661#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 35662#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 35663#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~mem4.base|) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 35664#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 35665#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (<= 0 main_~item~0.offset) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 35666#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (<= 0 main_~item~0.offset) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 35667#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (<= 0 main_~item~0.offset) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 35668#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (<= 0 main_~item~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 35669#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (<= 4 (select |#length| main_~item~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 35670#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (<= 4 (select |#length| main_~item~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 35671#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (<= 4 (select |#length| main_~item~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 35672#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 35673#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 35674#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 35675#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 35676#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset |main_#t~malloc2.offset|) (= |main_#t~malloc2.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~malloc2.base|)) (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base |main_#t~malloc2.base|))), 35677#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 35678#(and (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (not (= |main_#t~mem3.base| main_~head~0.base)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (or (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))))) (not (= main_~item~0.base |main_#t~mem3.base|))), 35679#(or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (or (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))), 35680#(or (and (or (and (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (= main_~head~0.offset |main_#t~mem4.offset|)) (and (= main_~head~0.offset |main_#t~mem4.offset|) (= main_~head~0.base |main_#t~mem4.base|))), 35681#(or (and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base)) (and (not (= main_~item~0.base main_~head~0.base)) (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))))), 35682#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 35683#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.offset| 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 35684#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 35685#(or (and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) |main_#t~mem10.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) |main_#t~mem10.offset|)))), 35686#(or (and (= |main_#t~mem11.offset| 0) (= |main_#t~mem11.base| 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 35687#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 35688#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem12.base|) |main_#t~mem12.offset|)) (<= 4 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)))), 35689#(and (= |main_#t~mem13.offset| 0) (<= 4 (select |#length| |main_#t~mem13.base|))), 35647#true] [2018-04-10 15:20:57,403 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:20:57,403 INFO L442 AbstractCegarLoop]: Interpolant automaton has 43 states [2018-04-10 15:20:57,403 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2018-04-10 15:20:57,404 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=215, Invalid=1591, Unknown=0, NotChecked=0, Total=1806 [2018-04-10 15:20:57,404 INFO L87 Difference]: Start difference. First operand 268 states and 279 transitions. Second operand 43 states. [2018-04-10 15:21:00,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:21:00,517 INFO L93 Difference]: Finished difference Result 329 states and 346 transitions. [2018-04-10 15:21:00,517 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-04-10 15:21:00,517 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 121 [2018-04-10 15:21:00,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:21:00,518 INFO L225 Difference]: With dead ends: 329 [2018-04-10 15:21:00,518 INFO L226 Difference]: Without dead ends: 329 [2018-04-10 15:21:00,519 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2262 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=1264, Invalid=6926, Unknown=0, NotChecked=0, Total=8190 [2018-04-10 15:21:00,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2018-04-10 15:21:00,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 268. [2018-04-10 15:21:00,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2018-04-10 15:21:00,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 278 transitions. [2018-04-10 15:21:00,520 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 278 transitions. Word has length 121 [2018-04-10 15:21:00,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:21:00,520 INFO L459 AbstractCegarLoop]: Abstraction has 268 states and 278 transitions. [2018-04-10 15:21:00,520 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states. [2018-04-10 15:21:00,520 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 278 transitions. [2018-04-10 15:21:00,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-04-10 15:21:00,521 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:21:00,521 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-10 15:21:00,521 INFO L408 AbstractCegarLoop]: === Iteration 64 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:21:00,521 INFO L82 PathProgramCache]: Analyzing trace with hash 1354671134, now seen corresponding path program 1 times [2018-04-10 15:21:00,522 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:21:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:21:00,537 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:21:01,588 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:01,588 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:21:01,588 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-10 15:21:01,588 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:21:01,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:01,589 INFO L182 omatonBuilderFactory]: Interpolants [36383#true, 36384#false, 36385#(and (not (= 0 |main_#t~malloc0.base|)) (= 0 |main_#t~malloc0.offset|) (= 12 (select |#length| |main_#t~malloc0.base|))), 36386#(and (= 12 (select |#length| main_~head~0.base)) (not (= 0 main_~head~0.base)) (= main_~head~0.offset 0)), 36387#(and (= 12 (select |#length| main_~head~0.base)) (= 1 (select |#valid| main_~head~0.base)) (not (= 0 main_~head~0.base)) (= main_~head~0.offset 0)), 36388#(and (= 12 (select |#length| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (not (= 0 main_~head~0.base)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 36389#(and (= 12 (select |#length| main_~item~0.base)) (not (= 0 main_~head~0.base)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (= main_~item~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 36390#(and (= (select |#length| main_~item~0.base) 12) (= main_~head~0.base main_~item~0.base) (= 1 (select |#valid| main_~item~0.base)) (not (= 0 main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 36391#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= (select |#length| main_~item~0.base) 12) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (not (= 0 main_~head~0.base)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 36392#(and (not (= main_~head~0.base |main_#t~mem4.base|)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (<= (select |#length| main_~head~0.base) 12) (= (select |#valid| main_~head~0.base) 1) (not (= 0 main_~head~0.base)) (= main_~head~0.offset 0)), 36393#(and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (<= (select |#length| main_~head~0.base) 12) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (not (= 0 main_~head~0.base)) (= main_~head~0.offset 0)), 36394#(or (= main_~status~0 0) (and (= main_~status~0 1) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (<= (select |#length| main_~head~0.base) 12) (not (= main_~item~0.base main_~head~0.base)) (not (= 0 main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0))), 36395#(or (= main_~status~0 0) (and (= main_~status~0 1) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (<= (select |#length| main_~head~0.base) 12) (not (= main_~item~0.base main_~head~0.base)) (not (= 0 main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)))), 36396#(or (and (= main_~status~0 1) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (<= (select |#length| main_~head~0.base) 12) (not (= 0 main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~status~0 0)), 36397#(or (= main_~status~0 0) (and (= main_~status~0 1) (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (<= (select |#length| main_~head~0.base) 12) (not (= 0 main_~head~0.base)) (= main_~head~0.offset 0))), 36398#(or (and (= main_~status~0 1) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (<= (select |#length| main_~head~0.base) 12) (not (= 0 main_~head~0.base)) (= main_~head~0.offset 0)) (= main_~status~0 0)), 36399#(or (= main_~status~0 0) (and (= main_~status~0 1) (or (and (or (and (= main_~item~0.offset main_~head~0.offset) (not (= 0 main_~head~0.base)) (= main_~head~0.offset 0)) (and (not (= main_~item~0.offset 0)) (or (<= (select |#length| main_~item~0.base) 12) (<= main_~item~0.offset 0)))) (= main_~item~0.base main_~head~0.base)) (and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (not (= 0 main_~head~0.base)) (= main_~head~0.offset 0))))), 36400#(or (= main_~status~0 0) (and (= main_~status~0 (select |#valid| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (or (and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (not (= 0 main_~head~0.base)) (= main_~head~0.offset 0)) (and (= main_~item~0.base main_~head~0.base) (or (and (not (= main_~item~0.offset 0)) (<= 0 main_~item~0.offset) (<= (select |#length| main_~item~0.base) 12)) (and (= main_~item~0.offset main_~head~0.offset) (not (= 0 main_~head~0.base)) (= main_~head~0.offset 0))))))), 36401#(and (= (select |#valid| main_~item~0.base) 1) (or (and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (not (= 0 main_~head~0.base)) (= main_~head~0.offset 0)) (and (= main_~item~0.base main_~head~0.base) (or (and (not (= main_~item~0.offset 0)) (<= 0 main_~item~0.offset) (<= (select |#length| main_~item~0.base) 12)) (and (= main_~item~0.offset main_~head~0.offset) (not (= 0 main_~head~0.base)) (= main_~head~0.offset 0)))))), 36402#(and (not (= (select |#valid| main_~item~0.base) 0)) (or (and (= main_~item~0.offset main_~head~0.offset) (not (= 0 main_~head~0.base)) (= main_~head~0.offset 0) (= main_~item~0.base main_~head~0.base)) (and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (not (= 0 main_~head~0.base)) (= main_~head~0.offset 0)))), 36403#(and (or (and (= main_~item~0.offset main_~head~0.offset) (= main_~item~0.base main_~head~0.base)) (and (= main_~head~0.offset |main_#t~malloc2.offset|) (not (= 0 main_~head~0.base)) (= main_~head~0.base |main_#t~malloc2.base|)) (and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~head~0.base |main_#t~malloc2.base|)))) (not (= main_~item~0.base |main_#t~malloc2.base|))), 36404#(and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (or (and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (and (not (= 0 main_~head~0.base)) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))))), 36405#(and (or (and (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (and (not (= 0 main_~head~0.base)) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))) (not (= main_~item~0.base |main_#t~mem3.base|))), 36406#(or (and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (and (not (= 0 main_~head~0.base)) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))), 36407#(or (and (not (= main_~head~0.base |main_#t~mem4.base|)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (and (= main_~head~0.offset |main_#t~mem4.offset|) (= main_~head~0.base |main_#t~mem4.base|) (not (= 0 main_~head~0.base)))), 36408#(or (and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base))) (and (= main_~head~0.offset main_~item~0.offset) (not (= 0 main_~head~0.base)) (= main_~item~0.base main_~head~0.base))), 36409#(not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 36410#(and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base |main_#t~mem10.base|))), 36411#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))), 36412#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))), 36413#(and (= 1 (select |#valid| |main_#t~mem25.base|)) (not (= main_~item~0.base |main_#t~mem25.base|))), 36414#(and (= 1 (select |#valid| main_~head~0.base)) (not (= main_~item~0.base main_~head~0.base))), 36415#(= 1 (select |#valid| main_~head~0.base))] [2018-04-10 15:21:01,589 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:01,589 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-10 15:21:01,590 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-10 15:21:01,590 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=937, Unknown=0, NotChecked=0, Total=1056 [2018-04-10 15:21:01,590 INFO L87 Difference]: Start difference. First operand 268 states and 278 transitions. Second operand 33 states. [2018-04-10 15:21:02,401 WARN L151 SmtUtils]: Spent 148ms on a formula simplification. DAG size of input: 85 DAG size of output 58 [2018-04-10 15:21:02,689 WARN L151 SmtUtils]: Spent 129ms on a formula simplification. DAG size of input: 86 DAG size of output 58 [2018-04-10 15:21:02,850 WARN L151 SmtUtils]: Spent 132ms on a formula simplification. DAG size of input: 90 DAG size of output 61 [2018-04-10 15:21:03,006 WARN L151 SmtUtils]: Spent 128ms on a formula simplification. DAG size of input: 99 DAG size of output 68 [2018-04-10 15:21:03,156 WARN L151 SmtUtils]: Spent 122ms on a formula simplification. DAG size of input: 98 DAG size of output 67 [2018-04-10 15:21:04,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:21:04,667 INFO L93 Difference]: Finished difference Result 277 states and 287 transitions. [2018-04-10 15:21:04,667 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-04-10 15:21:04,667 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 124 [2018-04-10 15:21:04,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:21:04,668 INFO L225 Difference]: With dead ends: 277 [2018-04-10 15:21:04,668 INFO L226 Difference]: Without dead ends: 277 [2018-04-10 15:21:04,668 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 2 SyntacticMatches, 7 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 945 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=895, Invalid=3395, Unknown=0, NotChecked=0, Total=4290 [2018-04-10 15:21:04,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2018-04-10 15:21:04,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 273. [2018-04-10 15:21:04,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 273 states. [2018-04-10 15:21:04,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 285 transitions. [2018-04-10 15:21:04,671 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 285 transitions. Word has length 124 [2018-04-10 15:21:04,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:21:04,671 INFO L459 AbstractCegarLoop]: Abstraction has 273 states and 285 transitions. [2018-04-10 15:21:04,671 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-10 15:21:04,672 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 285 transitions. [2018-04-10 15:21:04,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-04-10 15:21:04,672 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:21:04,672 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-10 15:21:04,672 INFO L408 AbstractCegarLoop]: === Iteration 65 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:21:04,672 INFO L82 PathProgramCache]: Analyzing trace with hash 1354671135, now seen corresponding path program 1 times [2018-04-10 15:21:04,673 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:21:04,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:21:04,682 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:21:04,759 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:21:04,759 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:21:04,760 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2018-04-10 15:21:04,760 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:21:04,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:04,760 INFO L182 omatonBuilderFactory]: Interpolants [37032#true, 37033#false, 37034#(and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 37035#(and (<= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4) (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))), 37036#(and (<= (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4) (select |#length| |main_#t~mem12.base|)) (= |main_#t~mem12.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (<= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 37037#(and (<= (+ |main_#t~mem25.offset| 4) (select |#length| |main_#t~mem25.base|)) (<= 0 |main_#t~mem25.offset|)), 37038#(and (<= (+ main_~head~0.offset 4) (select |#length| main_~head~0.base)) (<= 0 main_~head~0.offset))] [2018-04-10 15:21:04,760 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:21:04,760 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-10 15:21:04,761 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-10 15:21:04,761 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-04-10 15:21:04,761 INFO L87 Difference]: Start difference. First operand 273 states and 285 transitions. Second operand 7 states. [2018-04-10 15:21:04,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:21:04,884 INFO L93 Difference]: Finished difference Result 276 states and 286 transitions. [2018-04-10 15:21:04,884 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-10 15:21:04,884 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 124 [2018-04-10 15:21:04,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:21:04,885 INFO L225 Difference]: With dead ends: 276 [2018-04-10 15:21:04,885 INFO L226 Difference]: Without dead ends: 276 [2018-04-10 15:21:04,885 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2018-04-10 15:21:04,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2018-04-10 15:21:04,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 273. [2018-04-10 15:21:04,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 273 states. [2018-04-10 15:21:04,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 284 transitions. [2018-04-10 15:21:04,887 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 284 transitions. Word has length 124 [2018-04-10 15:21:04,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:21:04,887 INFO L459 AbstractCegarLoop]: Abstraction has 273 states and 284 transitions. [2018-04-10 15:21:04,887 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-10 15:21:04,887 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 284 transitions. [2018-04-10 15:21:04,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-04-10 15:21:04,888 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:21:04,888 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:21:04,888 INFO L408 AbstractCegarLoop]: === Iteration 66 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:21:04,888 INFO L82 PathProgramCache]: Analyzing trace with hash -954868950, now seen corresponding path program 1 times [2018-04-10 15:21:04,888 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:21:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:21:04,895 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:21:04,937 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:21:04,937 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:21:04,937 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2018-04-10 15:21:04,937 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:21:04,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:04,937 INFO L182 omatonBuilderFactory]: Interpolants [37600#(and (= |main_#t~mem9.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 37601#(or (not (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))), 37602#(or (not (= 0 |main_#t~mem25.base|)) (not (= |main_#t~mem25.offset| 0))), 37603#(or (not (= 0 main_~head~0.base)) (not (= main_~head~0.offset 0))), 37598#true, 37599#false] [2018-04-10 15:21:04,937 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:21:04,937 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 15:21:04,938 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 15:21:04,938 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-10 15:21:04,938 INFO L87 Difference]: Start difference. First operand 273 states and 284 transitions. Second operand 6 states. [2018-04-10 15:21:05,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:21:05,012 INFO L93 Difference]: Finished difference Result 273 states and 282 transitions. [2018-04-10 15:21:05,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 15:21:05,013 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 125 [2018-04-10 15:21:05,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:21:05,013 INFO L225 Difference]: With dead ends: 273 [2018-04-10 15:21:05,013 INFO L226 Difference]: Without dead ends: 263 [2018-04-10 15:21:05,013 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-04-10 15:21:05,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2018-04-10 15:21:05,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 263. [2018-04-10 15:21:05,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 263 states. [2018-04-10 15:21:05,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 272 transitions. [2018-04-10 15:21:05,015 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 272 transitions. Word has length 125 [2018-04-10 15:21:05,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:21:05,015 INFO L459 AbstractCegarLoop]: Abstraction has 263 states and 272 transitions. [2018-04-10 15:21:05,015 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 15:21:05,015 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 272 transitions. [2018-04-10 15:21:05,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-04-10 15:21:05,016 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:21:05,016 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:21:05,016 INFO L408 AbstractCegarLoop]: === Iteration 67 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:21:05,016 INFO L82 PathProgramCache]: Analyzing trace with hash 463881758, now seen corresponding path program 1 times [2018-04-10 15:21:05,016 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:21:05,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:21:05,030 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:21:05,649 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:05,650 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:21:05,650 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-10 15:21:05,650 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:21:05,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:05,650 INFO L182 omatonBuilderFactory]: Interpolants [38146#true, 38147#false, 38148#(= 0 |main_#t~malloc0.offset|), 38149#(= main_~head~0.offset 0), 38150#(and (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 38151#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 38152#(and (= main_~head~0.offset main_~item~0.offset) (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 38153#(and (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 38154#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 38155#(and (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 38156#(and (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 38157#(or (and (= main_~status~0 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 0)), 38158#(or (= main_~status~0 0) (and (= main_~status~0 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 38159#(or (= main_~status~0 0) (and (= main_~status~0 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 38160#(or (= main_~status~0 0) (and (= main_~status~0 1) (not (= |main_#t~mem3.base| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 38161#(or (= main_~status~0 0) (and (= main_~status~0 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 38162#(or (and (or (and (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= main_~item~0.offset main_~head~0.offset) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0))) (= main_~status~0 1)) (= main_~status~0 0)), 38163#(or (= main_~status~0 0) (and (or (and (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= main_~item~0.offset main_~head~0.offset) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0))) (= main_~status~0 (select |#valid| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1))), 38164#(and (or (and (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= main_~item~0.offset main_~head~0.offset) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0))) (= (select |#valid| main_~item~0.base) 1)), 38165#(and (or (and (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= main_~item~0.offset main_~head~0.offset) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0))) (not (= (select |#valid| main_~item~0.base) 0))), 38166#(and (or (and (= main_~head~0.offset |main_#t~malloc2.offset|) (not (= main_~item~0.base main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= main_~head~0.offset |main_#t~malloc2.offset|) (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.offset main_~head~0.offset))) (and (= main_~item~0.offset main_~head~0.offset) (= 0 |main_#t~malloc2.offset|))) (= main_~item~0.base main_~head~0.base))) (not (= main_~item~0.base |main_#t~malloc2.base|))), 38167#(and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))), 38168#(and (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (not (= |main_#t~mem3.base| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))) (not (= main_~item~0.base |main_#t~mem3.base|))), 38169#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))), 38170#(or (and (= main_~head~0.offset |main_#t~mem4.offset|) (= main_~head~0.base |main_#t~mem4.base|)) (and (not (= main_~head~0.base |main_#t~mem4.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 38171#(or (and (not (= main_~item~0.base main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= main_~item~0.offset main_~head~0.offset) (= main_~item~0.base main_~head~0.base))), 38172#(= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)), 38173#(= 0 |main_#t~mem25.offset|), 38174#(= main_~item~0.offset 0)] [2018-04-10 15:21:05,650 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:05,650 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-10 15:21:05,650 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-10 15:21:05,650 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=700, Unknown=0, NotChecked=0, Total=812 [2018-04-10 15:21:05,651 INFO L87 Difference]: Start difference. First operand 263 states and 272 transitions. Second operand 29 states. [2018-04-10 15:21:07,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:21:07,333 INFO L93 Difference]: Finished difference Result 269 states and 277 transitions. [2018-04-10 15:21:07,333 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-04-10 15:21:07,333 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 126 [2018-04-10 15:21:07,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:21:07,334 INFO L225 Difference]: With dead ends: 269 [2018-04-10 15:21:07,334 INFO L226 Difference]: Without dead ends: 269 [2018-04-10 15:21:07,334 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1006 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=843, Invalid=3317, Unknown=0, NotChecked=0, Total=4160 [2018-04-10 15:21:07,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2018-04-10 15:21:07,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 265. [2018-04-10 15:21:07,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2018-04-10 15:21:07,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 274 transitions. [2018-04-10 15:21:07,335 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 274 transitions. Word has length 126 [2018-04-10 15:21:07,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:21:07,336 INFO L459 AbstractCegarLoop]: Abstraction has 265 states and 274 transitions. [2018-04-10 15:21:07,336 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-10 15:21:07,336 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 274 transitions. [2018-04-10 15:21:07,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-04-10 15:21:07,336 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:21:07,336 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:21:07,336 INFO L408 AbstractCegarLoop]: === Iteration 68 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:21:07,336 INFO L82 PathProgramCache]: Analyzing trace with hash 390388810, now seen corresponding path program 1 times [2018-04-10 15:21:07,337 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:21:07,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:21:07,342 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:21:07,380 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-04-10 15:21:07,381 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 15:21:07,381 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 15:21:07,381 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:21:07,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:07,381 INFO L182 omatonBuilderFactory]: Interpolants [38784#(not |main_#t~short23|), 38781#true, 38782#false, 38783#(= main_~status~0 3)] [2018-04-10 15:21:07,381 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-04-10 15:21:07,381 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 15:21:07,381 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 15:21:07,381 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 15:21:07,382 INFO L87 Difference]: Start difference. First operand 265 states and 274 transitions. Second operand 4 states. [2018-04-10 15:21:07,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:21:07,393 INFO L93 Difference]: Finished difference Result 261 states and 267 transitions. [2018-04-10 15:21:07,393 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 15:21:07,393 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 127 [2018-04-10 15:21:07,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:21:07,394 INFO L225 Difference]: With dead ends: 261 [2018-04-10 15:21:07,394 INFO L226 Difference]: Without dead ends: 261 [2018-04-10 15:21:07,394 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 [2018-04-10 15:21:07,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2018-04-10 15:21:07,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 261. [2018-04-10 15:21:07,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2018-04-10 15:21:07,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 267 transitions. [2018-04-10 15:21:07,395 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 267 transitions. Word has length 127 [2018-04-10 15:21:07,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:21:07,395 INFO L459 AbstractCegarLoop]: Abstraction has 261 states and 267 transitions. [2018-04-10 15:21:07,396 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 15:21:07,396 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 267 transitions. [2018-04-10 15:21:07,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-04-10 15:21:07,396 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:21:07,396 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2018-04-10 15:21:07,396 INFO L408 AbstractCegarLoop]: === Iteration 69 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:21:07,396 INFO L82 PathProgramCache]: Analyzing trace with hash 1775053536, now seen corresponding path program 2 times [2018-04-10 15:21:07,397 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:21:07,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:21:07,423 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:21:09,429 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:09,429 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:21:09,429 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [46] total 46 [2018-04-10 15:21:09,429 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:21:09,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:09,430 INFO L182 omatonBuilderFactory]: Interpolants [39309#true, 39310#false, 39311#(= 0 (select |#valid| 0)), 39312#(and (= 0 |main_#t~malloc0.offset|) (= 0 (select |#valid| 0))), 39313#(and (= 0 (select |#valid| 0)) (= main_~head~0.offset 0)), 39314#(and (= 1 (select |#valid| main_~head~0.base)) (= 0 (select |#valid| 0)) (= main_~head~0.offset 0)), 39315#(and (= main_~head~0.offset main_~item~0.offset) (= 0 (select |#valid| 0)) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 39316#(and (= main_~head~0.offset main_~item~0.offset) (= 0 |main_#t~malloc2.offset|) (= 0 (select |#valid| 0)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 39317#(and (= main_~head~0.offset main_~item~0.offset) (= 0 (select |#valid| 0)) (= 1 (select |#valid| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 39318#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 0 (select |#valid| 0)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (= main_~head~0.offset 0) (= main_~item~0.base main_~head~0.base)), 39319#(and (= 0 (select |#valid| 0)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 39320#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select |#valid| 0)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 39321#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select |#valid| 0)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 39322#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 0 (select |#valid| 0)) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 39323#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 0 (select |#valid| 0)) (= |main_#t~malloc2.offset| 0) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 39324#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 0 (select |#valid| 0)) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 39325#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= 0 (select |#valid| 0)) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 39326#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem4.offset| 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= 0 (select |#valid| 0)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~mem4.base|) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 39327#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= 0 (select |#valid| 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)), 39328#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select |#valid| 0)) (= main_~status~0 (select |#valid| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)), 39329#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= 1 (select |#valid| 0))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)), 39330#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= 1 (select |#valid| 0))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)), 39331#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= 1 (select |#valid| 0))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 39332#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= 1 (select |#valid| 0))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 39333#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= 1 (select |#valid| 0))) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.offset 0)), 39334#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= 1 (select |#valid| 0))) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~head~0.base |main_#t~mem4.base|)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~mem4.base|)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 39335#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= 1 (select |#valid| 0))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= (select |#valid| main_~head~0.base) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 39336#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= 1 (select |#valid| 0))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= (select |#valid| main_~head~0.base) 0)) (= (select |#valid| main_~item~0.base) 1) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 39337#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= 1 (select |#valid| 0))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= (select |#valid| main_~head~0.base) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 39338#(and (= main_~head~0.offset |main_#t~malloc2.offset|) (or (and (not (= 1 (select |#valid| 0))) (= |main_#t~malloc2.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~malloc2.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~malloc2.base|)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~head~0.base |main_#t~malloc2.base|)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 39339#(and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (or (and (not (= 1 (select |#valid| 0))) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 39340#(and (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (not (= |main_#t~mem3.base| main_~head~0.base)) (or (and (not (= 1 (select |#valid| 0))) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))) (not (= main_~item~0.base |main_#t~mem3.base|))), 39341#(or (and (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (or (and (not (= 1 (select |#valid| 0))) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))))) (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))), 39342#(or (and (= main_~head~0.offset |main_#t~mem4.offset|) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~mem4.base|))) (and (not (= 1 (select |#valid| 0))) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (and (= main_~head~0.offset |main_#t~mem4.offset|) (= main_~head~0.base |main_#t~mem4.base|))), 39343#(or (and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base)) (and (or (and (not (= 1 (select |#valid| 0))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0))))) (not (= main_~item~0.base main_~head~0.base)))), 39344#(or (and (not (= 1 (select |#valid| 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0))))), 39345#(or (and (not (= 1 (select |#valid| 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.offset| 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0))))), 39346#(or (and (not (= 1 (select |#valid| 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0))))), 39347#(or (and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0))) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) |main_#t~mem10.offset|))) (and (not (= 1 (select |#valid| 0))) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) |main_#t~mem10.offset|)) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 39348#(or (and (= |main_#t~mem11.offset| 0) (= |main_#t~mem11.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)))) (and (not (= 1 (select |#valid| 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~mem11.base|) (= |main_#t~mem11.base| 0))), 39349#(or (and (not (= 1 (select |#valid| 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 39350#(or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= |main_#t~mem12.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (not (= 1 (select |#valid| 0))) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)))), 39351#(or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem13.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (not (= 1 (select |#valid| 0))) (= 0 |main_#t~mem13.base|))), 39352#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 39353#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem15.base|) |main_#t~mem15.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem15.base|) |main_#t~mem15.offset|)))), 39354#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem16.base|) |main_#t~mem16.offset|))), 39355#(= 1 (select |#valid| |main_#t~mem17.base|))] [2018-04-10 15:21:09,430 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:09,430 INFO L442 AbstractCegarLoop]: Interpolant automaton has 47 states [2018-04-10 15:21:09,430 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2018-04-10 15:21:09,430 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=194, Invalid=1968, Unknown=0, NotChecked=0, Total=2162 [2018-04-10 15:21:09,430 INFO L87 Difference]: Start difference. First operand 261 states and 267 transitions. Second operand 47 states. [2018-04-10 15:21:11,424 WARN L151 SmtUtils]: Spent 168ms on a formula simplification. DAG size of input: 94 DAG size of output 74 [2018-04-10 15:21:14,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:21:14,174 INFO L93 Difference]: Finished difference Result 312 states and 321 transitions. [2018-04-10 15:21:14,174 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2018-04-10 15:21:14,175 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 128 [2018-04-10 15:21:14,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:21:14,175 INFO L225 Difference]: With dead ends: 312 [2018-04-10 15:21:14,175 INFO L226 Difference]: Without dead ends: 312 [2018-04-10 15:21:14,176 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 2 SyntacticMatches, 4 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2913 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=1334, Invalid=9172, Unknown=0, NotChecked=0, Total=10506 [2018-04-10 15:21:14,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2018-04-10 15:21:14,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 268. [2018-04-10 15:21:14,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2018-04-10 15:21:14,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 275 transitions. [2018-04-10 15:21:14,177 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 275 transitions. Word has length 128 [2018-04-10 15:21:14,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:21:14,177 INFO L459 AbstractCegarLoop]: Abstraction has 268 states and 275 transitions. [2018-04-10 15:21:14,178 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states. [2018-04-10 15:21:14,178 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 275 transitions. [2018-04-10 15:21:14,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-04-10 15:21:14,178 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:21:14,178 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2018-04-10 15:21:14,178 INFO L408 AbstractCegarLoop]: === Iteration 70 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:21:14,178 INFO L82 PathProgramCache]: Analyzing trace with hash 1775053537, now seen corresponding path program 2 times [2018-04-10 15:21:14,179 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:21:14,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:21:14,198 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:21:16,081 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:16,082 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:21:16,082 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [44] total 44 [2018-04-10 15:21:16,082 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:21:16,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:16,083 INFO L182 omatonBuilderFactory]: Interpolants [40064#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~mem4.base|) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 0)), 40065#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 0)), 40066#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0)) (= main_~status~0 (select |#valid| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 40067#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0)) (not (= (select |#valid| main_~head~0.base) 0)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 40068#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0)) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 40069#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| |main_#t~malloc2.base|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0)) (= 0 |main_#t~malloc2.offset|) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 40070#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 40071#(and (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base |main_#t~mem3.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 40072#(and (= 12 (select |#length| |main_#t~mem4.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0)) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~head~0.base |main_#t~mem4.base|)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~mem4.base|)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 40073#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0)) (= 12 (select |#length| main_~item~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 40074#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0)) (= 12 (select |#length| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 40075#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0)) (= 12 (select |#length| main_~item~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 40076#(and (= main_~head~0.offset |main_#t~malloc2.offset|) (not (= main_~item~0.base main_~head~0.base)) (or (and (= |main_#t~malloc2.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~malloc2.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~malloc2.base|)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (not (= main_~item~0.base |main_#t~malloc2.base|))), 40077#(and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (or (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 12 (select |#length| main_~item~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))))), 40078#(and (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (not (= |main_#t~mem3.base| main_~head~0.base)) (or (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (and (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| main_~item~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))) (not (= main_~item~0.base |main_#t~mem3.base|))), 40079#(and (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (or (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 12 (select |#length| main_~item~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 40080#(or (and (or (and (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~mem4.base|)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))))) (= main_~head~0.offset |main_#t~mem4.offset|)) (and (= main_~head~0.offset |main_#t~mem4.offset|) (= main_~head~0.base |main_#t~mem4.base|))), 40081#(or (and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base)) (and (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))))) (not (= main_~item~0.base main_~head~0.base)))), 40082#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 40083#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.offset| 0))), 40084#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 40085#(or (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) |main_#t~mem10.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) |main_#t~mem10.offset|))) (and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 40086#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (and (= |main_#t~mem11.offset| 0) (= |main_#t~mem11.base| 0))), 40087#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 40088#(and (= |main_#t~mem12.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 40089#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem13.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem13.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 40090#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem15.base|) |main_#t~mem15.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem15.base|) |main_#t~mem15.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem15.base|) |main_#t~mem15.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem15.base|) |main_#t~mem15.offset|)))), 40091#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem16.base|) |main_#t~mem16.offset|)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem16.base|) |main_#t~mem16.offset|)))), 40092#(and (= 12 (select |#length| |main_#t~mem17.base|)) (= |main_#t~mem17.offset| 0)), 40048#true, 40049#false, 40050#(= 0 |main_#t~malloc0.offset|), 40051#(= main_~head~0.offset 0), 40052#(and (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 40053#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 40054#(and (= main_~head~0.offset main_~item~0.offset) (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 40055#(and (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 40056#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 40057#(and (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 40058#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)), 40059#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)), 40060#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0))), 40061#(or (and (not (= |main_#t~malloc2.base| 0)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))) (= main_~status~0 0)), 40062#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~item~0.base) 0) 0)) (= main_~status~0 (select |#valid| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 40063#(or (and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= (select (select |#memory_$Pointer$.base| main_~item~0.base) 0) 0)) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~status~0 0))] [2018-04-10 15:21:16,083 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:16,083 INFO L442 AbstractCegarLoop]: Interpolant automaton has 45 states [2018-04-10 15:21:16,083 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2018-04-10 15:21:16,083 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=186, Invalid=1794, Unknown=0, NotChecked=0, Total=1980 [2018-04-10 15:21:16,083 INFO L87 Difference]: Start difference. First operand 268 states and 275 transitions. Second operand 45 states. [2018-04-10 15:21:20,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:21:20,251 INFO L93 Difference]: Finished difference Result 311 states and 320 transitions. [2018-04-10 15:21:20,251 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2018-04-10 15:21:20,251 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 128 [2018-04-10 15:21:20,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:21:20,252 INFO L225 Difference]: With dead ends: 311 [2018-04-10 15:21:20,252 INFO L226 Difference]: Without dead ends: 311 [2018-04-10 15:21:20,252 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 1 SyntacticMatches, 4 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2485 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=1244, Invalid=8262, Unknown=0, NotChecked=0, Total=9506 [2018-04-10 15:21:20,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2018-04-10 15:21:20,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 239. [2018-04-10 15:21:20,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 239 states. [2018-04-10 15:21:20,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 245 transitions. [2018-04-10 15:21:20,254 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 245 transitions. Word has length 128 [2018-04-10 15:21:20,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:21:20,254 INFO L459 AbstractCegarLoop]: Abstraction has 239 states and 245 transitions. [2018-04-10 15:21:20,254 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states. [2018-04-10 15:21:20,254 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 245 transitions. [2018-04-10 15:21:20,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-04-10 15:21:20,255 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:21:20,255 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:21:20,255 INFO L408 AbstractCegarLoop]: === Iteration 71 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:21:20,255 INFO L82 PathProgramCache]: Analyzing trace with hash -1337586587, now seen corresponding path program 1 times [2018-04-10 15:21:20,256 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:21:20,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:21:20,263 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:21:20,316 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:21:20,316 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:21:20,316 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2018-04-10 15:21:20,316 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:21:20,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:20,316 INFO L182 omatonBuilderFactory]: Interpolants [40752#(= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 40753#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 40754#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem19.base|) |main_#t~mem19.offset|))), 40755#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))), 40756#(= 1 (select |#valid| |main_#t~mem24.base|)), 40757#(= 1 (select |#valid| main_~item~0.base)), 40749#true, 40750#false, 40751#(and (= |main_#t~mem12.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))] [2018-04-10 15:21:20,317 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:21:20,317 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-10 15:21:20,317 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-10 15:21:20,317 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-04-10 15:21:20,317 INFO L87 Difference]: Start difference. First operand 239 states and 245 transitions. Second operand 9 states. [2018-04-10 15:21:20,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:21:20,482 INFO L93 Difference]: Finished difference Result 253 states and 261 transitions. [2018-04-10 15:21:20,483 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-10 15:21:20,483 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 129 [2018-04-10 15:21:20,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:21:20,483 INFO L225 Difference]: With dead ends: 253 [2018-04-10 15:21:20,483 INFO L226 Difference]: Without dead ends: 253 [2018-04-10 15:21:20,483 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=64, Invalid=208, Unknown=0, NotChecked=0, Total=272 [2018-04-10 15:21:20,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2018-04-10 15:21:20,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 247. [2018-04-10 15:21:20,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2018-04-10 15:21:20,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 256 transitions. [2018-04-10 15:21:20,485 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 256 transitions. Word has length 129 [2018-04-10 15:21:20,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:21:20,485 INFO L459 AbstractCegarLoop]: Abstraction has 247 states and 256 transitions. [2018-04-10 15:21:20,485 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-10 15:21:20,485 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 256 transitions. [2018-04-10 15:21:20,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-04-10 15:21:20,485 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:21:20,486 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:21:20,486 INFO L408 AbstractCegarLoop]: === Iteration 72 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:21:20,486 INFO L82 PathProgramCache]: Analyzing trace with hash -1337586586, now seen corresponding path program 1 times [2018-04-10 15:21:20,486 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:21:20,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:21:20,500 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:21:21,911 WARN L151 SmtUtils]: Spent 118ms on a formula simplification. DAG size of input: 78 DAG size of output 60 [2018-04-10 15:21:22,066 WARN L151 SmtUtils]: Spent 135ms on a formula simplification. DAG size of input: 87 DAG size of output 60 [2018-04-10 15:21:22,207 WARN L151 SmtUtils]: Spent 118ms on a formula simplification. DAG size of input: 86 DAG size of output 60 [2018-04-10 15:21:22,345 WARN L151 SmtUtils]: Spent 115ms on a formula simplification. DAG size of input: 90 DAG size of output 64 [2018-04-10 15:21:22,505 WARN L151 SmtUtils]: Spent 109ms on a formula simplification. DAG size of input: 82 DAG size of output 65 [2018-04-10 15:21:23,305 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:23,306 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:21:23,306 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2018-04-10 15:21:23,306 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:21:23,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:23,306 INFO L182 omatonBuilderFactory]: Interpolants [41280#(and (= 0 (select |#valid| 0)) (= 12 (select |#length| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 41281#(and (= 12 (select |#length| |main_#t~malloc2.base|)) (= main_~head~0.offset main_~item~0.offset) (= 0 (select |#valid| 0)) (= 12 (select |#length| main_~item~0.base)) (= |main_#t~malloc2.offset| 0) (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.base |main_#t~malloc2.base|)) (= main_~item~0.offset 0)), 41282#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 0 (select |#valid| 0)) (= 12 (select |#length| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.offset 0)), 41283#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 0 (select |#valid| 0)) (= 12 (select |#length| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (= main_~head~0.base main_~item~0.base) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.offset 0)), 41284#(and (= 12 (select |#length| |main_#t~mem4.base|)) (= 12 (select |#length| main_~head~0.base)) (= main_~head~0.offset |main_#t~mem4.offset|) (= 0 (select |#valid| 0)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 41285#(and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select |#valid| 0)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 41286#(and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 0 (select |#valid| 0)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 41287#(and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 0 (select |#valid| 0)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= main_~item~0.offset 0)), 41288#(and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 0 (select |#valid| 0)) (= 12 (select |#length| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 41289#(and (= 12 (select |#length| main_~head~0.base)) (not (= main_~head~0.base main_~item~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 0 (select |#valid| 0)) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 12 (select |#length| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 41290#(and (= 12 (select |#length| main_~head~0.base)) (not (= main_~head~0.base main_~item~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 0 (select |#valid| 0)) (= 12 (select |#length| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 41291#(and (= 12 (select |#length| main_~head~0.base)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~mem4.offset|) (= 0 (select |#valid| 0)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~mem4.base|) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 41292#(and (or (and (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (and (= main_~status~0 (select |#valid| main_~item~0.base)) (= 12 (select |#length| main_~item~0.base)))) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base))) (and (= 12 (select |#length| main_~head~0.base)) (= main_~head~0.base main_~item~0.base))) (= main_~status~0 1) (or (and (or (and (= main_~item~0.offset main_~head~0.offset) (= main_~status~0 (select |#valid| main_~item~0.base)) (= main_~item~0.base main_~head~0.base)) (and (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))) (not (= main_~item~0.base main_~head~0.base)))) (= 0 (select |#valid| 0))) (<= 1 main_~item~0.offset) (<= (+ main_~item~0.offset 1) 0))), 41293#(and (or (and (or (= 12 (select |#length| main_~item~0.base)) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base))) (and (= 12 (select |#length| main_~head~0.base)) (= main_~head~0.base main_~item~0.base))) (or (and (= 0 (select |#valid| 0)) (or (and (= main_~item~0.offset main_~head~0.offset) (= main_~item~0.base main_~head~0.base)) (and (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))) (not (= main_~item~0.base main_~head~0.base))))) (<= 1 main_~item~0.offset) (not (= (select |#length| main_~item~0.base) 12))) (= main_~status~0 (select |#valid| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1)), 41294#(and (or (and (not (= 1 (select |#valid| 0))) (or (and (= main_~item~0.offset main_~head~0.offset) (= main_~item~0.base main_~head~0.base)) (and (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0))) (not (= main_~item~0.base main_~head~0.base))))) (<= 1 main_~item~0.offset) (not (= (select |#length| main_~item~0.base) 12))) (or (and (not (= (select |#valid| main_~head~0.base) 0)) (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 12 (select |#length| main_~item~0.base))) (not (= main_~item~0.base main_~head~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (and (= 12 (select |#length| main_~head~0.base)) (= main_~head~0.base main_~item~0.base))) (= (select |#valid| main_~item~0.base) 1)), 41295#(and (or (and (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (<= (+ main_~item~0.offset 12) (select |#length| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base))) (and (= 12 (select |#length| main_~head~0.base)) (= main_~head~0.base main_~item~0.base))) (or (and (not (= 1 (select |#valid| 0))) (or (and (= main_~item~0.offset main_~head~0.offset) (= main_~item~0.base main_~head~0.base)) (and (not (= main_~item~0.base main_~head~0.base)) (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (<= (+ main_~item~0.offset 12) (select |#length| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (and (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)))))) (not (= (select |#length| main_~item~0.base) 12))) (not (= (select |#valid| main_~item~0.base) 0))), 41296#(and (or (and (not (= 1 (select |#valid| 0))) (or (and (= main_~item~0.offset main_~head~0.offset) (= main_~item~0.base main_~head~0.base)) (and (not (= main_~item~0.base main_~head~0.base)) (or (and (= (select |#length| |main_#t~malloc2.base|) 12) (= main_~item~0.offset |main_#t~malloc2.offset|) (<= (+ main_~item~0.offset 12) (select |#length| main_~item~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (<= (+ main_~item~0.offset 12) (select |#length| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|))))))) (not (= (select |#length| main_~item~0.base) 12))) (or (and (not (= main_~item~0.base main_~head~0.base)) (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (<= (+ main_~item~0.offset 12) (select |#length| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)))) (not (= main_~head~0.base |main_#t~malloc2.base|))) (and (= 12 (select |#length| main_~head~0.base)) (= main_~head~0.base main_~item~0.base))) (not (= main_~item~0.base |main_#t~malloc2.base|))), 41297#(and (or (and (not (= 1 (select |#valid| 0))) (or (= main_~item~0.offset main_~head~0.offset) (and (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (<= (+ main_~item~0.offset 12) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))))) (not (= (select |#length| main_~item~0.base) 12))) (or (and (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (<= (+ main_~item~0.offset 12) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (and (= 12 (select |#length| main_~head~0.base)) (= main_~head~0.base main_~item~0.base))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 41298#(and (or (and (not (= 1 (select |#valid| 0))) (or (= main_~item~0.offset main_~head~0.offset) (and (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (<= (+ main_~item~0.offset 12) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))))) (not (= (select |#length| main_~item~0.base) 12))) (not (= main_~item~0.base |main_#t~mem3.base|)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (or (and (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (<= (+ main_~item~0.offset 12) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (and (= 12 (select |#length| main_~head~0.base)) (= main_~head~0.base main_~item~0.base)))), 41299#(or (and (not (= 1 (select |#valid| 0))) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (not (= main_~head~0.base |main_#t~mem4.base|)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 12) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 41300#(or (and (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 12) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (and (not (= 1 (select |#valid| 0))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 41301#(or (and (not (= 1 (select |#valid| 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 12) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 41302#(or (and (not (= 1 (select |#valid| 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (<= (+ (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 12) (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 41303#(and (or (and (not (= 1 (select |#valid| 0))) (= |main_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (= |main_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (<= (+ (select (select |#memory_$Pointer$.offset| |main_#t~mem12.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 12) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (= |main_#t~mem12.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 41304#(and (= |main_#t~mem13.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (or (and (not (= 1 (select |#valid| 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (<= (+ |main_#t~mem13.offset| 12) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 41305#(and (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 12) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 41306#(and (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 12) (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem15.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= |main_#t~mem15.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 41307#(and (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 12) (select |#length| |main_#t~mem16.base|)) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem16.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 41308#(and (<= (+ (select (select |#memory_$Pointer$.offset| |main_#t~mem19.base|) |main_#t~mem19.offset|) 12) (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem19.base|) |main_#t~mem19.offset|))) (<= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem19.base|) |main_#t~mem19.offset|))), 41309#(and (<= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 12) (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 41310#(and (<= (+ |main_#t~mem24.offset| 12) (select |#length| |main_#t~mem24.base|)) (<= 0 |main_#t~mem24.offset|)), 41311#(and (<= (+ main_~item~0.offset 12) (select |#length| main_~item~0.base)) (<= 0 main_~item~0.offset)), 41312#(and (or (<= (+ main_~item~0.offset 12) (select |#length| main_~item~0.base)) (not |main_#t~short21|)) (<= 0 main_~item~0.offset)), 41274#true, 41275#false, 41276#(= 0 (select |#valid| 0)), 41277#(and (= 0 |main_#t~malloc0.offset|) (= 0 (select |#valid| 0)) (= 12 (select |#length| |main_#t~malloc0.base|))), 41278#(and (= 12 (select |#length| main_~head~0.base)) (= 0 (select |#valid| 0)) (= main_~head~0.offset 0)), 41279#(and (= 12 (select |#length| main_~head~0.base)) (= 1 (select |#valid| main_~head~0.base)) (= 0 (select |#valid| 0)) (= main_~head~0.offset 0))] [2018-04-10 15:21:23,307 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:23,307 INFO L442 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-04-10 15:21:23,307 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-04-10 15:21:23,307 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=1292, Unknown=0, NotChecked=0, Total=1482 [2018-04-10 15:21:23,307 INFO L87 Difference]: Start difference. First operand 247 states and 256 transitions. Second operand 39 states. [2018-04-10 15:21:24,283 WARN L151 SmtUtils]: Spent 109ms on a formula simplification. DAG size of input: 122 DAG size of output 66 [2018-04-10 15:21:24,542 WARN L151 SmtUtils]: Spent 113ms on a formula simplification. DAG size of input: 113 DAG size of output 60 [2018-04-10 15:21:24,711 WARN L151 SmtUtils]: Spent 115ms on a formula simplification. DAG size of input: 95 DAG size of output 61 [2018-04-10 15:21:24,903 WARN L151 SmtUtils]: Spent 147ms on a formula simplification. DAG size of input: 113 DAG size of output 69 [2018-04-10 15:21:25,129 WARN L151 SmtUtils]: Spent 186ms on a formula simplification. DAG size of input: 128 DAG size of output 78 [2018-04-10 15:21:25,369 WARN L151 SmtUtils]: Spent 205ms on a formula simplification. DAG size of input: 135 DAG size of output 86 [2018-04-10 15:21:25,632 WARN L151 SmtUtils]: Spent 210ms on a formula simplification. DAG size of input: 139 DAG size of output 88 [2018-04-10 15:21:26,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:21:26,947 INFO L93 Difference]: Finished difference Result 329 states and 343 transitions. [2018-04-10 15:21:26,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-04-10 15:21:26,947 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 129 [2018-04-10 15:21:26,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:21:26,947 INFO L225 Difference]: With dead ends: 329 [2018-04-10 15:21:26,948 INFO L226 Difference]: Without dead ends: 329 [2018-04-10 15:21:26,948 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 4 SyntacticMatches, 8 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1549 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=854, Invalid=4696, Unknown=0, NotChecked=0, Total=5550 [2018-04-10 15:21:26,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2018-04-10 15:21:26,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 303. [2018-04-10 15:21:26,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 303 states. [2018-04-10 15:21:26,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 315 transitions. [2018-04-10 15:21:26,950 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 315 transitions. Word has length 129 [2018-04-10 15:21:26,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:21:26,950 INFO L459 AbstractCegarLoop]: Abstraction has 303 states and 315 transitions. [2018-04-10 15:21:26,950 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-04-10 15:21:26,950 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 315 transitions. [2018-04-10 15:21:26,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-04-10 15:21:26,950 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:21:26,951 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:21:26,951 INFO L408 AbstractCegarLoop]: === Iteration 73 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:21:26,951 INFO L82 PathProgramCache]: Analyzing trace with hash -55481790, now seen corresponding path program 2 times [2018-04-10 15:21:26,951 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:21:26,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:21:26,964 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:21:27,889 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:27,891 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:21:27,891 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [37] total 37 [2018-04-10 15:21:27,891 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:21:27,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:27,891 INFO L182 omatonBuilderFactory]: Interpolants [42048#(or (not (= 0 main_~head~0.offset)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (= 0 main_~head~0.base)), 42049#(or (not (= 0 main_~head~0.offset)) (= 0 main_~head~0.base) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))), 42050#(or (not (= main_~item~0.offset 0)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))), 42051#(or (not (= main_~item~0.offset 0)) (and (= 1 (select |#valid| |main_#t~mem25.base|)) (not (= main_~item~0.base |main_#t~mem25.base|)))), 42052#(or (not (= main_~item~0.offset 0)) (and (= 1 (select |#valid| main_~head~0.base)) (not (= main_~item~0.base main_~head~0.base)))), 42053#(and (= 1 (select |#valid| main_~head~0.base)) (not (= main_~item~0.base main_~head~0.base))), 42054#(= 1 (select |#valid| main_~head~0.base)), 42017#true, 42018#false, 42019#(= 0 |main_#t~malloc0.offset|), 42020#(= main_~head~0.offset 0), 42021#(and (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 42022#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 42023#(and (= main_~head~0.offset main_~item~0.offset) (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 42024#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 42025#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 42026#(and (= 0 |main_#t~mem4.offset|) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0)), 42027#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 42028#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 42029#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)) (= main_~status~0 0)), 42030#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= main_~item~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))) (= main_~status~0 0)), 42031#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 42032#(or (= main_~status~0 0) (and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~head~0.offset 0) (= main_~item~0.offset 0))), 42033#(or (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) |main_#t~mem4.base|) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= main_~head~0.base |main_#t~mem4.base|)) (= main_~head~0.offset 0)) (= main_~status~0 0)), 42034#(or (and (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0)) (= main_~status~0 0)), 42035#(or (= main_~status~0 0) (and (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0))), 42036#(and (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0)), 42037#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0)), 42038#(and (= main_~head~0.offset |main_#t~malloc2.offset|) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 42039#(and (not (= main_~head~0.base main_~item~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~item~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))), 42040#(and (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base main_~item~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~item~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))) (not (= main_~item~0.base |main_#t~mem3.base|))), 42041#(or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (not (= main_~head~0.base main_~item~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~item~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))), 42042#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= main_~head~0.offset |main_#t~mem4.offset|) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)))) (and (= main_~head~0.offset |main_#t~mem4.offset|) (= main_~head~0.base |main_#t~mem4.base|))), 42043#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)))) (and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base))), 42044#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))))), 42045#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) 0))))), 42046#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 42047#(or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) 0))) (not (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) 0))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) 0)))) (= 0 |main_#t~mem25.base|))] [2018-04-10 15:21:27,892 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:27,892 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-10 15:21:27,892 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-10 15:21:27,892 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1284, Unknown=0, NotChecked=0, Total=1406 [2018-04-10 15:21:27,892 INFO L87 Difference]: Start difference. First operand 303 states and 315 transitions. Second operand 38 states. [2018-04-10 15:21:30,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:21:30,425 INFO L93 Difference]: Finished difference Result 340 states and 354 transitions. [2018-04-10 15:21:30,425 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2018-04-10 15:21:30,425 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 131 [2018-04-10 15:21:30,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:21:30,426 INFO L225 Difference]: With dead ends: 340 [2018-04-10 15:21:30,426 INFO L226 Difference]: Without dead ends: 340 [2018-04-10 15:21:30,426 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1739 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=960, Invalid=6012, Unknown=0, NotChecked=0, Total=6972 [2018-04-10 15:21:30,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-04-10 15:21:30,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 333. [2018-04-10 15:21:30,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 333 states. [2018-04-10 15:21:30,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 352 transitions. [2018-04-10 15:21:30,428 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 352 transitions. Word has length 131 [2018-04-10 15:21:30,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:21:30,428 INFO L459 AbstractCegarLoop]: Abstraction has 333 states and 352 transitions. [2018-04-10 15:21:30,429 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-10 15:21:30,429 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 352 transitions. [2018-04-10 15:21:30,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-04-10 15:21:30,429 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:21:30,429 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:21:30,429 INFO L408 AbstractCegarLoop]: === Iteration 74 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:21:30,429 INFO L82 PathProgramCache]: Analyzing trace with hash -55481789, now seen corresponding path program 2 times [2018-04-10 15:21:30,430 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:21:30,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:21:30,438 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:21:30,543 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:21:30,543 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:21:30,543 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-04-10 15:21:30,544 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:21:30,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:30,544 INFO L182 omatonBuilderFactory]: Interpolants [42820#true, 42821#false, 42822#(and (= |main_#t~mem12.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 42823#(and (= |main_#t~mem13.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 42824#(and (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 42825#(and (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem15.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 4) (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem15.base|) |main_#t~mem15.offset|)))), 42826#(and (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 4) (select |#length| |main_#t~mem16.base|)) (= |main_#t~mem16.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 42827#(and (<= (+ (select (select |#memory_$Pointer$.offset| |main_#t~mem25.base|) |main_#t~mem25.offset|) 4) (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|))) (<= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem25.base|) |main_#t~mem25.offset|))), 42828#(and (<= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4) (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))), 42829#(and (<= (+ |main_#t~mem25.offset| 4) (select |#length| |main_#t~mem25.base|)) (<= 0 |main_#t~mem25.offset|)), 42830#(and (<= (+ main_~head~0.offset 4) (select |#length| main_~head~0.base)) (<= 0 main_~head~0.offset))] [2018-04-10 15:21:30,544 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:21:30,544 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-10 15:21:30,544 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-10 15:21:30,544 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-04-10 15:21:30,544 INFO L87 Difference]: Start difference. First operand 333 states and 352 transitions. Second operand 11 states. [2018-04-10 15:21:30,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:21:30,766 INFO L93 Difference]: Finished difference Result 342 states and 360 transitions. [2018-04-10 15:21:30,767 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-10 15:21:30,767 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 131 [2018-04-10 15:21:30,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:21:30,767 INFO L225 Difference]: With dead ends: 342 [2018-04-10 15:21:30,767 INFO L226 Difference]: Without dead ends: 342 [2018-04-10 15:21:30,768 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=292, Unknown=0, NotChecked=0, Total=380 [2018-04-10 15:21:30,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2018-04-10 15:21:30,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 338. [2018-04-10 15:21:30,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 338 states. [2018-04-10 15:21:30,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 358 transitions. [2018-04-10 15:21:30,769 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 358 transitions. Word has length 131 [2018-04-10 15:21:30,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:21:30,770 INFO L459 AbstractCegarLoop]: Abstraction has 338 states and 358 transitions. [2018-04-10 15:21:30,770 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-10 15:21:30,770 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 358 transitions. [2018-04-10 15:21:30,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-04-10 15:21:30,770 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:21:30,770 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:21:30,770 INFO L408 AbstractCegarLoop]: === Iteration 75 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:21:30,770 INFO L82 PathProgramCache]: Analyzing trace with hash -1719936634, now seen corresponding path program 2 times [2018-04-10 15:21:30,771 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:21:30,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:21:30,777 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:21:30,847 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:21:30,847 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:21:30,847 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2018-04-10 15:21:30,847 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:21:30,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:30,848 INFO L182 omatonBuilderFactory]: Interpolants [43536#(or (not (= |main_#t~mem25.base| 0)) (not (= |main_#t~mem25.offset| 0))), 43537#(or (not (= main_~head~0.base 0)) (not (= main_~head~0.offset 0))), 43529#true, 43530#false, 43531#(and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 43532#(and (= |main_#t~mem11.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem11.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 43533#(or (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0))), 43534#(or (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|) 0)) (not (= (select (select |#memory_$Pointer$.offset| |main_#t~mem25.base|) |main_#t~mem25.offset|) 0))), 43535#(or (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 0)))] [2018-04-10 15:21:30,848 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:21:30,848 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-10 15:21:30,848 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-10 15:21:30,848 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-04-10 15:21:30,848 INFO L87 Difference]: Start difference. First operand 338 states and 358 transitions. Second operand 9 states. [2018-04-10 15:21:31,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:21:31,003 INFO L93 Difference]: Finished difference Result 338 states and 356 transitions. [2018-04-10 15:21:31,004 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-10 15:21:31,004 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 132 [2018-04-10 15:21:31,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:21:31,004 INFO L225 Difference]: With dead ends: 338 [2018-04-10 15:21:31,004 INFO L226 Difference]: Without dead ends: 338 [2018-04-10 15:21:31,004 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2018-04-10 15:21:31,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2018-04-10 15:21:31,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 338. [2018-04-10 15:21:31,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 338 states. [2018-04-10 15:21:31,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 356 transitions. [2018-04-10 15:21:31,006 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 356 transitions. Word has length 132 [2018-04-10 15:21:31,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:21:31,006 INFO L459 AbstractCegarLoop]: Abstraction has 338 states and 356 transitions. [2018-04-10 15:21:31,006 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-10 15:21:31,007 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 356 transitions. [2018-04-10 15:21:31,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-04-10 15:21:31,007 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:21:31,007 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:21:31,007 INFO L408 AbstractCegarLoop]: === Iteration 76 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:21:31,007 INFO L82 PathProgramCache]: Analyzing trace with hash -1778379966, now seen corresponding path program 2 times [2018-04-10 15:21:31,008 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:21:31,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:21:31,026 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:21:32,089 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:32,089 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:21:32,089 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2018-04-10 15:21:32,089 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:21:32,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:32,089 INFO L182 omatonBuilderFactory]: Interpolants [44226#true, 44227#false, 44228#(and (= |main_#t~malloc0.offset| 0) (= 12 (select |#length| |main_#t~malloc0.base|))), 44229#(and (= 12 (select |#length| main_~head~0.base)) (= main_~head~0.offset 0)), 44230#(and (= 12 (select |#length| main_~head~0.base)) (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 44231#(and (= main_~head~0.offset main_~item~0.offset) (= 12 (select |#length| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~item~0.offset 0)), 44232#(and (= 12 (select |#length| |main_#t~malloc2.base|)) (= main_~head~0.offset main_~item~0.offset) (= 12 (select |#length| main_~item~0.base)) (= |main_#t~malloc2.offset| 0) (= main_~item~0.base main_~head~0.base) (= main_~item~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 44233#(and (= main_~head~0.offset main_~item~0.offset) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 12 (select |#length| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0) (= main_~item~0.offset 0)), 44234#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 12 (select |#length| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0) (= main_~item~0.offset 0)), 44235#(and (= |main_#t~mem4.offset| 0) (= 12 (select |#length| |main_#t~mem4.base|)) (= 12 (select |#length| main_~head~0.base)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0)), 44236#(and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 44237#(and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 44238#(and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= main_~status~0 (select |#valid| main_~item~0.base)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 44239#(and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 0 |main_#t~malloc2.offset|) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (not (= main_~item~0.base |main_#t~malloc2.base|)) (= main_~item~0.offset 0)), 44240#(and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) 0)) (= main_~status~0 (select |#valid| main_~item~0.base)) (= 12 (select |#length| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 44241#(or (= main_~status~0 0) (and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) 0)) (= main_~status~0 (select |#valid| main_~item~0.base)) (= 12 (select |#length| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 44242#(or (and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) 0)) (= 12 (select |#length| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~status~0 0)), 44243#(or (= main_~status~0 0) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= 12 (select |#length| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0))), 44244#(or (and (= 12 (select |#length| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)) (= main_~status~0 0)), 44245#(and (= 12 (select |#length| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0)), 44246#(and (= 12 (select |#length| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|))), 44247#(and (= 12 (select |#length| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 44248#(and (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (= main_~head~0.offset 0)), 44249#(and (= 12 (select |#length| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0)), 44250#(or (and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))) (not (= main_~item~0.base main_~head~0.base))) (and (= 12 (select |#length| main_~item~0.base)) (= main_~head~0.base main_~item~0.base) (or (= main_~head~0.offset main_~item~0.offset) (<= 1 main_~item~0.offset))) (<= (+ main_~item~0.offset 1) 0)), 44251#(or (and (= (select |#length| main_~item~0.base) 12) (or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (<= 1 main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))), 44252#(or (and (= (select |#length| main_~item~0.base) 12) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))), 44253#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))), 44254#(or (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem25.base|) 0)) (= 0 |main_#t~mem25.base|)), 44255#(or (= 0 main_~head~0.base) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) 0))), 44256#(or (not (= main_~item~0.offset 0)) (and (= main_~head~0.offset main_~item~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) 0)))), 44257#(or (not (= main_~item~0.offset 0)) (= 0 |main_#t~mem25.offset|)), 44258#(or (= 0 main_~head~0.offset) (not (= main_~item~0.offset 0))), 44259#(= 0 main_~head~0.offset), 44260#(= main_~item~0.offset 0)] [2018-04-10 15:21:32,089 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:32,090 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-10 15:21:32,090 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-10 15:21:32,090 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=189, Invalid=1001, Unknown=0, NotChecked=0, Total=1190 [2018-04-10 15:21:32,090 INFO L87 Difference]: Start difference. First operand 338 states and 356 transitions. Second operand 35 states. [2018-04-10 15:21:34,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:21:34,025 INFO L93 Difference]: Finished difference Result 343 states and 358 transitions. [2018-04-10 15:21:34,025 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-04-10 15:21:34,025 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 133 [2018-04-10 15:21:34,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:21:34,026 INFO L225 Difference]: With dead ends: 343 [2018-04-10 15:21:34,026 INFO L226 Difference]: Without dead ends: 343 [2018-04-10 15:21:34,026 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1271 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=925, Invalid=3767, Unknown=0, NotChecked=0, Total=4692 [2018-04-10 15:21:34,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2018-04-10 15:21:34,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 340. [2018-04-10 15:21:34,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-04-10 15:21:34,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 358 transitions. [2018-04-10 15:21:34,028 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 358 transitions. Word has length 133 [2018-04-10 15:21:34,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:21:34,028 INFO L459 AbstractCegarLoop]: Abstraction has 340 states and 358 transitions. [2018-04-10 15:21:34,028 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-10 15:21:34,028 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 358 transitions. [2018-04-10 15:21:34,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-04-10 15:21:34,029 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:21:34,029 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, 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] [2018-04-10 15:21:34,029 INFO L408 AbstractCegarLoop]: === Iteration 77 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:21:34,029 INFO L82 PathProgramCache]: Analyzing trace with hash 551433118, now seen corresponding path program 3 times [2018-04-10 15:21:34,029 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:21:34,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:21:34,042 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:21:35,468 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:35,468 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:21:35,468 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [44] total 44 [2018-04-10 15:21:35,469 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:21:35,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:35,469 INFO L182 omatonBuilderFactory]: Interpolants [45056#(= 1 (select |#valid| main_~head~0.base)), 45012#true, 45013#false, 45014#(= 0 |main_#t~malloc0.offset|), 45015#(= main_~head~0.offset 0), 45016#(and (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 45017#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 45018#(and (= main_~head~0.offset main_~item~0.offset) (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 45019#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 45020#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 45021#(and (= 0 |main_#t~mem4.offset|) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0)), 45022#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 45023#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 45024#(and (= main_~status~0 (select |#valid| main_~item~0.base)) (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)) (= main_~status~0 0))), 45025#(and (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 0 |main_#t~malloc2.offset|) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= main_~item~0.offset 0)) (= main_~status~0 0)) (or (= main_~status~0 0) (not (= main_~item~0.base |main_#t~malloc2.base|)))), 45026#(and (or (= main_~status~0 0) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))) (or (= main_~status~0 0) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 45027#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)) (= main_~status~0 0)) (or (= main_~status~0 0) (not (= main_~item~0.base |main_#t~mem3.base|)))), 45028#(or (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) |main_#t~mem4.base|) (= 0 |main_#t~mem4.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= main_~head~0.base |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)) (= main_~status~0 0)), 45029#(or (and (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)) (= main_~status~0 0)), 45030#(or (= main_~status~0 0) (and (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= main_~item~0.offset 0))), 45031#(and (not (= (select |#valid| main_~head~0.base) 0)) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 45032#(and (not (= (select |#valid| main_~head~0.base) 0)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 45033#(and (= 1 (select |#valid| |main_#t~malloc2.base|)) (= main_~head~0.offset |main_#t~malloc2.offset|) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= main_~item~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 45034#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 45035#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 45036#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))) (= main_~head~0.offset |main_#t~mem4.offset|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) |main_#t~mem4.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)))), 45037#(or (and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base)) (and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))))), 45038#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))))), 45039#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) 0)) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) 0)) 0))))), 45040#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) 0))) (= |main_#t~mem12.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) 0))))), 45041#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) (select (select |#memory_$Pointer$.base| |main_#t~mem13.base|) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem13.base|) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem13.base|) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| |main_#t~mem13.base|) 0))) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 45042#(or (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 45043#(or (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)))) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 45044#(or (not (= 0 |main_#t~mem25.offset|)) (and (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|)) 0))) (not (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|)) 0))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|)) 0)))) (= 0 |main_#t~mem25.base|)), 45045#(or (not (= 0 main_~head~0.offset)) (and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)))) (= 0 main_~head~0.base)), 45046#(or (not (= 0 main_~head~0.offset)) (= 0 main_~head~0.base) (and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))))), 45047#(or (not (= main_~item~0.offset 0)) (and (= main_~head~0.offset main_~item~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))))), 45048#(or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) 0))) (not (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) 0))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) 0)))) (not (= main_~item~0.offset 0))), 45049#(or (not (= 0 main_~head~0.offset)) (not (= main_~item~0.offset 0)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))), 45050#(or (not (= 0 main_~head~0.offset)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))), 45051#(or (not (= 0 main_~head~0.offset)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))), 45052#(or (not (= 0 main_~item~0.offset)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))), 45053#(or (not (= 0 main_~item~0.offset)) (and (= 1 (select |#valid| |main_#t~mem25.base|)) (not (= main_~item~0.base |main_#t~mem25.base|)))), 45054#(or (not (= 0 main_~item~0.offset)) (and (= 1 (select |#valid| main_~head~0.base)) (not (= main_~item~0.base main_~head~0.base)))), 45055#(and (= 1 (select |#valid| main_~head~0.base)) (not (= main_~item~0.base main_~head~0.base)))] [2018-04-10 15:21:35,469 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:35,469 INFO L442 AbstractCegarLoop]: Interpolant automaton has 45 states [2018-04-10 15:21:35,470 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2018-04-10 15:21:35,470 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=146, Invalid=1834, Unknown=0, NotChecked=0, Total=1980 [2018-04-10 15:21:35,470 INFO L87 Difference]: Start difference. First operand 340 states and 358 transitions. Second operand 45 states. [2018-04-10 15:21:39,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:21:39,021 INFO L93 Difference]: Finished difference Result 352 states and 367 transitions. [2018-04-10 15:21:39,021 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2018-04-10 15:21:39,022 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 138 [2018-04-10 15:21:39,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:21:39,022 INFO L225 Difference]: With dead ends: 352 [2018-04-10 15:21:39,022 INFO L226 Difference]: Without dead ends: 352 [2018-04-10 15:21:39,023 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 2 SyntacticMatches, 4 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2224 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=1061, Invalid=7869, Unknown=0, NotChecked=0, Total=8930 [2018-04-10 15:21:39,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2018-04-10 15:21:39,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 345. [2018-04-10 15:21:39,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 345 states. [2018-04-10 15:21:39,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 365 transitions. [2018-04-10 15:21:39,058 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 365 transitions. Word has length 138 [2018-04-10 15:21:39,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:21:39,059 INFO L459 AbstractCegarLoop]: Abstraction has 345 states and 365 transitions. [2018-04-10 15:21:39,059 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states. [2018-04-10 15:21:39,059 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 365 transitions. [2018-04-10 15:21:39,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-04-10 15:21:39,059 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:21:39,059 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, 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] [2018-04-10 15:21:39,059 INFO L408 AbstractCegarLoop]: === Iteration 78 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:21:39,059 INFO L82 PathProgramCache]: Analyzing trace with hash 551433119, now seen corresponding path program 3 times [2018-04-10 15:21:39,060 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:21:39,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:21:39,073 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:21:40,441 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:40,442 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:21:40,442 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [45] total 45 [2018-04-10 15:21:40,442 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:21:40,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:40,442 INFO L182 omatonBuilderFactory]: Interpolants [45888#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (= |main_#t~mem17.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= |main_#t~mem17.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (or (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 45889#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 12) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (or (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 45890#(or (= 0 |main_#t~mem25.base|) (and (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem25.base|) |main_#t~mem25.offset|)) 12) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem25.base|) |main_#t~mem25.offset|)))) (or (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|)) 0)) (not (= 0 |main_#t~mem25.offset|))))), 45891#(or (= 0 main_~head~0.base) (and (or (not (= 0 main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 12) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 45892#(or (not (= main_~item~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 12) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 45893#(or (not (= main_~item~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem25.base|) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| |main_#t~mem25.base|) |main_#t~mem25.offset|) 12) (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|))))), 45894#(or (not (= main_~item~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12) (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))), 45895#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12) (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))), 45896#(and (= main_~head~0.offset main_~item~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12) (select |#length| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))), 45897#(and (<= (+ |main_#t~mem25.offset| 12) (select |#length| |main_#t~mem25.base|)) (or (not (= main_~item~0.offset 0)) (= 0 |main_#t~mem25.offset|))), 45898#(and (or (not (= main_~item~0.offset 0)) (= main_~head~0.offset 0)) (or (<= (+ main_~head~0.offset 12) (select |#length| main_~head~0.base)) (not (= main_~head~0.offset 0)))), 45899#(and (<= (+ main_~head~0.offset 12) (select |#length| main_~head~0.base)) (= main_~head~0.offset 0)), 45854#true, 45855#false, 45856#(= 0 |main_#t~malloc0.offset|), 45857#(= main_~head~0.offset 0), 45858#(and (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 45859#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 45860#(and (= main_~head~0.offset main_~item~0.offset) (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 45861#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 45862#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 45863#(and (= 0 |main_#t~mem4.offset|) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0)), 45864#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 45865#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 45866#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 45867#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= |main_#t~malloc2.offset| 0) (not (= main_~item~0.base main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= main_~item~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 45868#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 45869#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 45870#(and (= |main_#t~mem4.offset| 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) |main_#t~mem4.base|) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= main_~head~0.base |main_#t~mem4.base|)) (= main_~head~0.offset 0)), 45871#(and (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 45872#(and (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 45873#(and (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 45874#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 45875#(and (or (and (= main_~head~0.offset |main_#t~malloc2.offset|) (= main_~head~0.base |main_#t~malloc2.base|)) (and (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= main_~item~0.offset 0))) (not (= main_~item~0.base |main_#t~malloc2.base|))), 45876#(and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))))), 45877#(and (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))) (not (= main_~item~0.base |main_#t~mem3.base|))), 45878#(or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 45879#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) |main_#t~mem4.base|))) (and (= main_~head~0.offset |main_#t~mem4.offset|) (= main_~head~0.base |main_#t~mem4.base|))), 45880#(or (and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base)) (and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)))), 45881#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))), 45882#(or (and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) 0)) 0))) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 45883#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= |main_#t~mem12.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) 0)))), 45884#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem13.base|) 0)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 45885#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 45886#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (= |main_#t~mem15.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (or (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 45887#(or (and (= |main_#t~mem16.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (or (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))] [2018-04-10 15:21:40,442 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:40,443 INFO L442 AbstractCegarLoop]: Interpolant automaton has 46 states [2018-04-10 15:21:40,443 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2018-04-10 15:21:40,443 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=1926, Unknown=0, NotChecked=0, Total=2070 [2018-04-10 15:21:40,443 INFO L87 Difference]: Start difference. First operand 345 states and 365 transitions. Second operand 46 states. [2018-04-10 15:21:41,960 WARN L151 SmtUtils]: Spent 105ms on a formula simplification. DAG size of input: 78 DAG size of output 59 [2018-04-10 15:21:43,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:21:43,864 INFO L93 Difference]: Finished difference Result 352 states and 367 transitions. [2018-04-10 15:21:43,864 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2018-04-10 15:21:43,864 INFO L78 Accepts]: Start accepts. Automaton has 46 states. Word has length 138 [2018-04-10 15:21:43,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:21:43,865 INFO L225 Difference]: With dead ends: 352 [2018-04-10 15:21:43,865 INFO L226 Difference]: Without dead ends: 352 [2018-04-10 15:21:43,866 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2770 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=999, Invalid=8901, Unknown=0, NotChecked=0, Total=9900 [2018-04-10 15:21:43,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2018-04-10 15:21:43,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 345. [2018-04-10 15:21:43,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 345 states. [2018-04-10 15:21:43,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 364 transitions. [2018-04-10 15:21:43,868 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 364 transitions. Word has length 138 [2018-04-10 15:21:43,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:21:43,868 INFO L459 AbstractCegarLoop]: Abstraction has 345 states and 364 transitions. [2018-04-10 15:21:43,868 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states. [2018-04-10 15:21:43,868 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 364 transitions. [2018-04-10 15:21:43,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-04-10 15:21:43,868 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:21:43,868 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:21:43,868 INFO L408 AbstractCegarLoop]: === Iteration 79 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:21:43,868 INFO L82 PathProgramCache]: Analyzing trace with hash -85443670, now seen corresponding path program 3 times [2018-04-10 15:21:43,869 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:21:43,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:21:43,876 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:21:43,986 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:21:43,986 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:21:43,986 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-04-10 15:21:43,986 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:21:43,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:43,986 INFO L182 omatonBuilderFactory]: Interpolants [46705#true, 46706#false, 46707#(and (= |main_#t~mem12.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 46708#(and (= |main_#t~mem13.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 46709#(and (= |main_#t~mem14.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= |main_#t~mem14.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 46710#(or (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0))), 46711#(or (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem25.base|) |main_#t~mem25.offset|)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem25.base|) |main_#t~mem25.offset|)) 0))), 46712#(or (not (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 0))), 46713#(or (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|) 0)) (not (= (select (select |#memory_$Pointer$.offset| |main_#t~mem25.base|) |main_#t~mem25.offset|) 0))), 46714#(or (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 0))), 46715#(or (not (= |main_#t~mem25.base| 0)) (not (= |main_#t~mem25.offset| 0))), 46716#(or (not (= main_~head~0.base 0)) (not (= main_~head~0.offset 0)))] [2018-04-10 15:21:43,986 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:21:43,987 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-10 15:21:43,987 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-10 15:21:43,987 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2018-04-10 15:21:43,987 INFO L87 Difference]: Start difference. First operand 345 states and 364 transitions. Second operand 12 states. [2018-04-10 15:21:44,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:21:44,235 INFO L93 Difference]: Finished difference Result 353 states and 370 transitions. [2018-04-10 15:21:44,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-10 15:21:44,235 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 139 [2018-04-10 15:21:44,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:21:44,236 INFO L225 Difference]: With dead ends: 353 [2018-04-10 15:21:44,236 INFO L226 Difference]: Without dead ends: 353 [2018-04-10 15:21:44,236 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=69, Invalid=351, Unknown=0, NotChecked=0, Total=420 [2018-04-10 15:21:44,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2018-04-10 15:21:44,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 351. [2018-04-10 15:21:44,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 351 states. [2018-04-10 15:21:44,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 370 transitions. [2018-04-10 15:21:44,238 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 370 transitions. Word has length 139 [2018-04-10 15:21:44,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:21:44,238 INFO L459 AbstractCegarLoop]: Abstraction has 351 states and 370 transitions. [2018-04-10 15:21:44,238 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-10 15:21:44,238 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 370 transitions. [2018-04-10 15:21:44,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-04-10 15:21:44,238 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:21:44,238 INFO L355 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:21:44,238 INFO L408 AbstractCegarLoop]: === Iteration 80 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:21:44,239 INFO L82 PathProgramCache]: Analyzing trace with hash 1646261662, now seen corresponding path program 3 times [2018-04-10 15:21:44,239 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:21:44,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:21:44,253 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:21:45,381 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:45,382 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:21:45,382 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2018-04-10 15:21:45,382 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:21:45,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:45,382 INFO L182 omatonBuilderFactory]: Interpolants [47439#true, 47440#false, 47441#(= 0 |main_#t~malloc0.offset|), 47442#(= main_~head~0.offset 0), 47443#(and (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 47444#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 47445#(and (= main_~head~0.offset main_~item~0.offset) (= |main_#t~malloc2.offset| 0) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 47446#(and (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0)), 47447#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0)), 47448#(and (= |main_#t~mem4.offset| 0) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0)), 47449#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 47450#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 47451#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 47452#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= |main_#t~malloc2.offset| 0) (not (= main_~item~0.base main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (not (= main_~item~0.base |main_#t~malloc2.base|)) (= main_~item~0.offset 0)), 47453#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 47454#(and (or (= main_~item~0.base |main_#t~mem3.base|) (and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (= main_~head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))) (or (= main_~status~0 0) (not (= main_~item~0.base |main_#t~mem3.base|)))), 47455#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 47456#(or (= main_~status~0 0) (and (= |main_#t~mem4.offset| 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) |main_#t~mem4.base|) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= main_~head~0.base |main_#t~mem4.base|)) (= main_~head~0.offset 0))), 47457#(or (and (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0) (= main_~item~0.offset 0)) (= main_~status~0 0)), 47458#(or (= main_~status~0 0) (and (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0) (= main_~item~0.offset 0))), 47459#(and (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 47460#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 47461#(and (= main_~head~0.offset |main_#t~malloc2.offset|) (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (= main_~item~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 47462#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))), 47463#(and (or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) 0)) (not (= main_~item~0.base |main_#t~mem3.base|))), 47464#(and (or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 47465#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) |main_#t~mem4.base|))) (and (= main_~head~0.offset |main_#t~mem4.offset|) (= main_~head~0.base |main_#t~mem4.base|))), 47466#(or (and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base)) (and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)))), 47467#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))), 47468#(or (and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) 0)) 0))) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 47469#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 0)) (and (= |main_#t~mem12.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) 0)))), 47470#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem13.base|) 0)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 47471#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0))), 47472#(or (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|)) 0)) (not (= |main_#t~mem25.offset| 0)) (= 0 |main_#t~mem25.base|)), 47473#(or (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= 0 main_~head~0.base) (not (= main_~head~0.offset 0))), 47474#(or (not (= main_~item~0.offset 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))), 47475#(or (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem25.base|) 0)) (not (= main_~item~0.offset 0))), 47476#(or (not (= main_~item~0.offset 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) 0))), 47477#(= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) 0)), 47478#(and (= main_~head~0.offset main_~item~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) 0))), 47479#(or (not (= main_~item~0.offset 0)) (= 0 |main_#t~mem25.offset|)), 47480#(or (= 0 main_~head~0.offset) (not (= main_~item~0.offset 0))), 47481#(= main_~item~0.offset 0)] [2018-04-10 15:21:45,382 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:45,382 INFO L442 AbstractCegarLoop]: Interpolant automaton has 43 states [2018-04-10 15:21:45,383 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2018-04-10 15:21:45,383 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=167, Invalid=1639, Unknown=0, NotChecked=0, Total=1806 [2018-04-10 15:21:45,383 INFO L87 Difference]: Start difference. First operand 351 states and 370 transitions. Second operand 43 states. [2018-04-10 15:21:48,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:21:48,008 INFO L93 Difference]: Finished difference Result 356 states and 372 transitions. [2018-04-10 15:21:48,008 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2018-04-10 15:21:48,008 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 140 [2018-04-10 15:21:48,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:21:48,009 INFO L225 Difference]: With dead ends: 356 [2018-04-10 15:21:48,009 INFO L226 Difference]: Without dead ends: 356 [2018-04-10 15:21:48,009 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2065 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=1095, Invalid=6915, Unknown=0, NotChecked=0, Total=8010 [2018-04-10 15:21:48,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2018-04-10 15:21:48,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 353. [2018-04-10 15:21:48,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 353 states. [2018-04-10 15:21:48,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 372 transitions. [2018-04-10 15:21:48,011 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 372 transitions. Word has length 140 [2018-04-10 15:21:48,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:21:48,012 INFO L459 AbstractCegarLoop]: Abstraction has 353 states and 372 transitions. [2018-04-10 15:21:48,012 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states. [2018-04-10 15:21:48,012 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 372 transitions. [2018-04-10 15:21:48,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-04-10 15:21:48,012 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:21:48,012 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, 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] [2018-04-10 15:21:48,012 INFO L408 AbstractCegarLoop]: === Iteration 81 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:21:48,012 INFO L82 PathProgramCache]: Analyzing trace with hash 533497804, now seen corresponding path program 2 times [2018-04-10 15:21:48,013 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:21:48,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:21:48,019 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:21:48,108 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:21:48,108 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:21:48,108 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2018-04-10 15:21:48,108 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:21:48,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:48,108 INFO L182 omatonBuilderFactory]: Interpolants [48288#(and (= |main_#t~mem16.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 48289#(= |main_#t~mem17.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 48290#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 48291#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem19.base|) |main_#t~mem19.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem19.base|) |main_#t~mem19.offset|)))), 48292#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))), 48293#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem24.base|) |main_#t~mem24.offset|))), 48294#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))), 48295#(= 1 (select |#valid| |main_#t~mem24.base|)), 48296#(= 1 (select |#valid| main_~item~0.base)), 48285#true, 48286#false, 48287#(and (= |main_#t~mem15.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))] [2018-04-10 15:21:48,108 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:21:48,108 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-10 15:21:48,109 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-10 15:21:48,109 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2018-04-10 15:21:48,109 INFO L87 Difference]: Start difference. First operand 353 states and 372 transitions. Second operand 12 states. [2018-04-10 15:21:48,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:21:48,428 INFO L93 Difference]: Finished difference Result 392 states and 415 transitions. [2018-04-10 15:21:48,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-10 15:21:48,428 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 141 [2018-04-10 15:21:48,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:21:48,429 INFO L225 Difference]: With dead ends: 392 [2018-04-10 15:21:48,429 INFO L226 Difference]: Without dead ends: 392 [2018-04-10 15:21:48,429 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=100, Invalid=452, Unknown=0, NotChecked=0, Total=552 [2018-04-10 15:21:48,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 392 states. [2018-04-10 15:21:48,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 392 to 373. [2018-04-10 15:21:48,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 373 states. [2018-04-10 15:21:48,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 399 transitions. [2018-04-10 15:21:48,431 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 399 transitions. Word has length 141 [2018-04-10 15:21:48,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:21:48,431 INFO L459 AbstractCegarLoop]: Abstraction has 373 states and 399 transitions. [2018-04-10 15:21:48,431 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-10 15:21:48,431 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 399 transitions. [2018-04-10 15:21:48,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-04-10 15:21:48,432 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:21:48,432 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, 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] [2018-04-10 15:21:48,432 INFO L408 AbstractCegarLoop]: === Iteration 82 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:21:48,432 INFO L82 PathProgramCache]: Analyzing trace with hash 533497805, now seen corresponding path program 2 times [2018-04-10 15:21:48,432 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:21:48,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:21:48,440 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:21:48,569 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:21:48,569 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:21:48,569 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2018-04-10 15:21:48,569 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:21:48,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:48,570 INFO L182 omatonBuilderFactory]: Interpolants [49088#(and (= |main_#t~mem15.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 49089#(and (= |main_#t~mem16.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 49090#(and (= |main_#t~mem17.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= |main_#t~mem17.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 49091#(and (<= 0 (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 8)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 12) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 49092#(and (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem19.base|) |main_#t~mem19.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem19.base|) |main_#t~mem19.offset|)) 12) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem19.base|) |main_#t~mem19.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem19.base|) |main_#t~mem19.offset|)))) (<= 0 (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem19.base|) |main_#t~mem19.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem19.base|) |main_#t~mem19.offset|)) 8))), 49093#(and (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) 12) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))) (<= 0 (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) 8))), 49094#(and (<= 0 (+ (select (select |#memory_$Pointer$.offset| |main_#t~mem24.base|) |main_#t~mem24.offset|) 8)) (<= (+ (select (select |#memory_$Pointer$.offset| |main_#t~mem24.base|) |main_#t~mem24.offset|) 12) (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem24.base|) |main_#t~mem24.offset|)))), 49095#(and (<= (+ (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 12) (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (<= 0 (+ (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 8))), 49096#(and (<= (+ |main_#t~mem24.offset| 12) (select |#length| |main_#t~mem24.base|)) (<= 0 (+ |main_#t~mem24.offset| 8))), 49097#(and (<= (+ main_~item~0.offset 12) (select |#length| main_~item~0.base)) (<= 0 (+ main_~item~0.offset 8))), 49086#true, 49087#false] [2018-04-10 15:21:48,570 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-10 15:21:48,570 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-10 15:21:48,570 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-10 15:21:48,570 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2018-04-10 15:21:48,570 INFO L87 Difference]: Start difference. First operand 373 states and 399 transitions. Second operand 12 states. [2018-04-10 15:21:48,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:21:48,939 INFO L93 Difference]: Finished difference Result 391 states and 413 transitions. [2018-04-10 15:21:48,939 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-10 15:21:48,939 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 141 [2018-04-10 15:21:48,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:21:48,939 INFO L225 Difference]: With dead ends: 391 [2018-04-10 15:21:48,940 INFO L226 Difference]: Without dead ends: 391 [2018-04-10 15:21:48,940 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=100, Invalid=452, Unknown=0, NotChecked=0, Total=552 [2018-04-10 15:21:48,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2018-04-10 15:21:48,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 373. [2018-04-10 15:21:48,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 373 states. [2018-04-10 15:21:48,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 397 transitions. [2018-04-10 15:21:48,942 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 397 transitions. Word has length 141 [2018-04-10 15:21:48,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:21:48,942 INFO L459 AbstractCegarLoop]: Abstraction has 373 states and 397 transitions. [2018-04-10 15:21:48,942 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-10 15:21:48,942 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 397 transitions. [2018-04-10 15:21:48,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-04-10 15:21:48,942 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:21:48,942 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 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, 1, 1, 1, 1, 1] [2018-04-10 15:21:48,943 INFO L408 AbstractCegarLoop]: === Iteration 83 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:21:48,943 INFO L82 PathProgramCache]: Analyzing trace with hash -1709603970, now seen corresponding path program 3 times [2018-04-10 15:21:48,943 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:21:48,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:21:48,983 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:21:50,961 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:50,961 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:21:50,961 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [50] total 50 [2018-04-10 15:21:50,962 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:21:50,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:50,962 INFO L182 omatonBuilderFactory]: Interpolants [49920#(and (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (or (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 49921#(and (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 49922#(and (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (or (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 49923#(and (= main_~head~0.offset |main_#t~malloc2.offset|) (= |main_#t~malloc2.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (or (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (not (= main_~item~0.base |main_#t~malloc2.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) |main_#t~malloc2.offset|) 0))), 49924#(and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) 0)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 49925#(and (or (and (or (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))) (not (= main_~item~0.base |main_#t~mem3.base|))), 49926#(or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (or (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 49927#(or (and (not (= main_~head~0.base |main_#t~mem4.base|)) (or (and (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))))) (and (= main_~head~0.offset |main_#t~mem4.offset|) (= main_~head~0.base |main_#t~mem4.base|))), 49928#(or (and (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (not (= main_~item~0.base main_~head~0.base))) (and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base))), 49929#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 49930#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.offset| 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 49931#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 49932#(or (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) |main_#t~mem10.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) |main_#t~mem10.offset|))) (and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 49933#(or (and (= |main_#t~mem11.offset| 0) (= |main_#t~mem11.base| 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 49934#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 49935#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|))), 49936#(= 1 (select |#valid| |main_#t~mem13.base|)), 49886#true, 49887#false, 49888#(= 0 |main_#t~malloc0.offset|), 49889#(= main_~head~0.offset 0), 49890#(and (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 49891#(and (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 49892#(and (not (= |main_#t~malloc2.base| 0)) (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (= main_~item~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 49893#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~item~0.base) 0) 0)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 49894#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~item~0.base) 0) 0)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~head~0.offset 0) (= main_~item~0.base main_~head~0.base)), 49895#(and (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 49896#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 49897#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 49898#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 49899#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 49900#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 49901#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~mem3.base|)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 49902#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~mem4.base|) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 49903#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base main_~item~0.base)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 49904#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base main_~item~0.base)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 49905#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 49906#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 49907#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 49908#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base main_~item~0.base)) (not (= (select |#valid| main_~head~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 49909#(and (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base main_~item~0.base)) (not (= (select |#valid| main_~head~0.base) 0)) (= 1 (select |#valid| main_~item~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 49910#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base main_~item~0.base)) (not (= (select |#valid| main_~head~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 49911#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~head~0.base |main_#t~mem4.base|)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 49912#(and (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 49913#(and (not (= (select |#valid| main_~head~0.base) 0)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 49914#(and (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 49915#(and (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (or (= |main_#t~malloc2.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 49916#(and (or (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 49917#(and (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (or (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 49918#(and (or (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 49919#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (or (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (not (= main_~head~0.base |main_#t~mem4.base|)) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))] [2018-04-10 15:21:50,962 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:50,963 INFO L442 AbstractCegarLoop]: Interpolant automaton has 51 states [2018-04-10 15:21:50,963 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2018-04-10 15:21:50,963 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=290, Invalid=2260, Unknown=0, NotChecked=0, Total=2550 [2018-04-10 15:21:50,963 INFO L87 Difference]: Start difference. First operand 373 states and 397 transitions. Second operand 51 states. [2018-04-10 15:21:53,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:21:53,122 INFO L93 Difference]: Finished difference Result 372 states and 396 transitions. [2018-04-10 15:21:53,122 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-04-10 15:21:53,123 INFO L78 Accepts]: Start accepts. Automaton has 51 states. Word has length 143 [2018-04-10 15:21:53,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:21:53,123 INFO L225 Difference]: With dead ends: 372 [2018-04-10 15:21:53,123 INFO L226 Difference]: Without dead ends: 372 [2018-04-10 15:21:53,124 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1863 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=973, Invalid=5999, Unknown=0, NotChecked=0, Total=6972 [2018-04-10 15:21:53,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2018-04-10 15:21:53,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 372. [2018-04-10 15:21:53,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2018-04-10 15:21:53,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 396 transitions. [2018-04-10 15:21:53,126 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 396 transitions. Word has length 143 [2018-04-10 15:21:53,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:21:53,126 INFO L459 AbstractCegarLoop]: Abstraction has 372 states and 396 transitions. [2018-04-10 15:21:53,126 INFO L460 AbstractCegarLoop]: Interpolant automaton has 51 states. [2018-04-10 15:21:53,126 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 396 transitions. [2018-04-10 15:21:53,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-04-10 15:21:53,126 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:21:53,126 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 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, 1, 1, 1, 1, 1] [2018-04-10 15:21:53,126 INFO L408 AbstractCegarLoop]: === Iteration 84 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:21:53,127 INFO L82 PathProgramCache]: Analyzing trace with hash -1709603969, now seen corresponding path program 3 times [2018-04-10 15:21:53,127 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:21:53,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:21:53,170 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:21:56,359 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:56,359 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:21:56,359 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [50] total 50 [2018-04-10 15:21:56,359 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:21:56,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:56,360 INFO L182 omatonBuilderFactory]: Interpolants [50747#true, 50748#false, 50749#(= 0 |main_#t~malloc0.offset|), 50750#(= main_~head~0.offset 0), 50751#(and (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 50752#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 50753#(and (= main_~head~0.offset main_~item~0.offset) (= |main_#t~malloc2.offset| 0) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 50754#(and (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0)), 50755#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0)), 50756#(and (= 0 |main_#t~mem4.offset|) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 50757#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)), 50758#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)), 50759#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0))), 50760#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| |main_#t~malloc2.base|)) (= main_~status~0 1) (= 0 |main_#t~malloc2.offset|) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))) (= main_~status~0 0)), 50761#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~status~0 0)), 50762#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~status~0 1) (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~status~0 0)), 50763#(or (= main_~status~0 0) (and (= 12 (select |#length| |main_#t~mem4.base|)) (= 0 |main_#t~mem4.offset|) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) |main_#t~mem4.offset|) (not (= main_~head~0.base |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 50764#(or (and (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= 12 (select |#length| main_~item~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)) (= main_~status~0 0)), 50765#(or (= main_~status~0 0) (and (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= 12 (select |#length| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0))), 50766#(and (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~head~0.base) 0)) (= 12 (select |#length| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)), 50767#(and (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~head~0.base) 0)) (= 12 (select |#length| main_~item~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)), 50768#(and (not (= (select |#valid| main_~head~0.base) 0)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 50769#(and (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= (select |#length| main_~item~0.base) 12) (not (= (select |#valid| main_~head~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 50770#(and (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= (select |#length| main_~item~0.base) 12) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 50771#(and (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= (select |#length| main_~item~0.base) 12) (not (= (select |#valid| main_~head~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 50772#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~head~0.base |main_#t~mem4.base|)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (= main_~head~0.offset 0) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 50773#(and (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (= main_~head~0.offset 0) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 50774#(and (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select |#valid| main_~head~0.base) 0)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (= main_~head~0.offset 0) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 50775#(and (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~item~0.base) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (= main_~head~0.offset 0) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 50776#(and (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 50777#(and (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (= main_~head~0.offset 0) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 50778#(and (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (= main_~head~0.offset 0) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 50779#(and (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (= main_~head~0.offset 0) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 50780#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~head~0.base |main_#t~mem4.base|)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (= main_~head~0.offset 0) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 50781#(and (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (= main_~head~0.offset 0) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 50782#(and (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select |#valid| main_~head~0.base) 0)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (= main_~head~0.offset 0) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 50783#(and (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~item~0.base) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (= main_~head~0.offset 0) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 50784#(and (= main_~head~0.offset |main_#t~malloc2.offset|) (or (and (= |main_#t~malloc2.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~malloc2.offset| 0)) (and (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 50785#(and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (or (and (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)))) (and (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 50786#(and (or (and (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0)) (and (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))))) (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 50787#(and (or (and (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)))) (and (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 50788#(and (or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)))) (and (= |main_#t~mem4.offset| 0) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (= main_~head~0.offset |main_#t~mem4.offset|) (not (= main_~head~0.base |main_#t~mem4.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 50789#(and (not (= main_~item~0.base main_~head~0.base)) (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)) (and (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 50790#(and (or (and (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 50791#(and (= |main_#t~mem9.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (or (and (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 50792#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (or (and (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))))), 50793#(and (= |main_#t~mem10.offset| 0) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) |main_#t~mem10.offset|)) (= |main_#t~mem10.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (<= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (<= (+ (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 4) (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))))), 50794#(or (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem11.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem11.base| 0))), 50795#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (<= (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) 4) (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 50796#(and (<= (+ (select (select |#memory_$Pointer$.offset| |main_#t~mem12.base|) |main_#t~mem12.offset|) 4) (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|))) (<= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem12.base|) |main_#t~mem12.offset|)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)))), 50797#(or (and (= 12 (select |#length| |main_#t~mem13.base|)) (<= 0 |main_#t~mem13.offset|) (<= |main_#t~mem13.offset| 8)) (and (<= 0 |main_#t~mem13.offset|) (<= (+ |main_#t~mem13.offset| 4) (select |#length| |main_#t~mem13.base|)) (not (= |main_#t~mem13.offset| 0))))] [2018-04-10 15:21:56,360 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:21:56,360 INFO L442 AbstractCegarLoop]: Interpolant automaton has 51 states [2018-04-10 15:21:56,361 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2018-04-10 15:21:56,361 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=295, Invalid=2255, Unknown=0, NotChecked=0, Total=2550 [2018-04-10 15:21:56,361 INFO L87 Difference]: Start difference. First operand 372 states and 396 transitions. Second operand 51 states. [2018-04-10 15:21:59,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:21:59,462 INFO L93 Difference]: Finished difference Result 371 states and 395 transitions. [2018-04-10 15:21:59,463 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-04-10 15:21:59,463 INFO L78 Accepts]: Start accepts. Automaton has 51 states. Word has length 143 [2018-04-10 15:21:59,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:21:59,463 INFO L225 Difference]: With dead ends: 371 [2018-04-10 15:21:59,463 INFO L226 Difference]: Without dead ends: 371 [2018-04-10 15:21:59,464 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1824 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=998, Invalid=6142, Unknown=0, NotChecked=0, Total=7140 [2018-04-10 15:21:59,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2018-04-10 15:21:59,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 371. [2018-04-10 15:21:59,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 371 states. [2018-04-10 15:21:59,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 395 transitions. [2018-04-10 15:21:59,466 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 395 transitions. Word has length 143 [2018-04-10 15:21:59,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:21:59,466 INFO L459 AbstractCegarLoop]: Abstraction has 371 states and 395 transitions. [2018-04-10 15:21:59,466 INFO L460 AbstractCegarLoop]: Interpolant automaton has 51 states. [2018-04-10 15:21:59,466 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 395 transitions. [2018-04-10 15:21:59,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-04-10 15:21:59,466 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:21:59,466 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-10 15:21:59,467 INFO L408 AbstractCegarLoop]: === Iteration 85 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:21:59,467 INFO L82 PathProgramCache]: Analyzing trace with hash 1415146178, now seen corresponding path program 4 times [2018-04-10 15:21:59,467 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:21:59,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:21:59,480 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:22:00,650 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 8 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:22:00,650 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:22:00,650 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [46] total 46 [2018-04-10 15:22:00,650 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:22:00,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:22:00,650 INFO L182 omatonBuilderFactory]: Interpolants [51648#(and (or (not (= main_~item~0.offset 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) 0))) (or (not (= main_~item~0.offset 0)) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) 0)))), 51649#(and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) 0))), 51650#(and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) 0)) (= main_~head~0.offset main_~item~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) 0))), 51651#(and (or (not (= main_~item~0.offset 0)) (= 0 |main_#t~mem25.offset|)) (or (not (= 0 main_~item~0.offset)) (= 0 |main_#t~mem25.base|))), 51652#(and (or (not (= main_~item~0.offset 0)) (= main_~head~0.offset 0)) (or (not (= 0 main_~item~0.offset)) (= 0 main_~head~0.base))), 51653#(and (= 0 main_~head~0.base) (= main_~head~0.offset 0)), 51608#true, 51609#false, 51610#(= 0 |main_#t~malloc0.offset|), 51611#(= main_~head~0.offset 0), 51612#(and (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 51613#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 51614#(and (= main_~head~0.offset main_~item~0.offset) (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 51615#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 51616#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 51617#(and (= 0 |main_#t~mem4.offset|) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0)), 51618#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 51619#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 51620#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 51621#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= |main_#t~malloc2.offset| 0) (not (= main_~item~0.base main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= main_~item~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 51622#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 51623#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 51624#(or (= main_~status~0 0) (and (= |main_#t~mem4.offset| 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) |main_#t~mem4.base|) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= main_~head~0.base |main_#t~mem4.base|)) (= main_~head~0.offset 0))), 51625#(or (and (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0) (= main_~item~0.offset 0)) (= main_~status~0 0)), 51626#(or (= main_~status~0 0) (and (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0) (= main_~item~0.offset 0))), 51627#(and (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 51628#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 51629#(and (= main_~head~0.offset |main_#t~malloc2.offset|) (= |main_#t~malloc2.offset| 0) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (= main_~item~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 51630#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.offset 0)), 51631#(and (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))) (not (= main_~item~0.base |main_#t~mem3.base|)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0) (= main_~item~0.offset 0)), 51632#(and (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0) (= main_~item~0.offset 0)), 51633#(or (and (= |main_#t~mem4.offset| 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~head~0.offset |main_#t~mem4.offset|) (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) |main_#t~mem4.base|))) (and (= main_~head~0.offset |main_#t~mem4.offset|) (= main_~head~0.base |main_#t~mem4.base|))), 51634#(or (and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base)) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset 0))), 51635#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~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_~head~0.base) main_~head~0.offset)) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) 0)))), 51636#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) 0)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) 0)) 0)) 0)))), 51637#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) 0)) 0)) (= |main_#t~mem12.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 51638#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem13.base|) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem13.base|) 0)) 0)) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 51639#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~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_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) 0)))), 51640#(or (not (= 0 |main_#t~mem25.offset|)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|)) 0)) 0))) (= 0 |main_#t~mem25.base|)), 51641#(or (not (= 0 main_~head~0.offset)) (= 0 main_~head~0.base) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)))), 51642#(or (not (= main_~item~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)))), 51643#(or (not (= main_~item~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) 0)) 0)))), 51644#(or (not (= main_~item~0.offset 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) 0)) 0)))), 51645#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) 0)) 0))), 51646#(and (= main_~head~0.offset main_~item~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) 0)) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) 0)) 0))), 51647#(and (or (not (= main_~item~0.offset 0)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) 0))) (or (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem25.base|) 0)) (not (= main_~item~0.offset 0))))] [2018-04-10 15:22:00,651 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 8 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:22:00,651 INFO L442 AbstractCegarLoop]: Interpolant automaton has 46 states [2018-04-10 15:22:00,651 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2018-04-10 15:22:00,651 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=1927, Unknown=0, NotChecked=0, Total=2070 [2018-04-10 15:22:00,651 INFO L87 Difference]: Start difference. First operand 371 states and 395 transitions. Second operand 46 states. [2018-04-10 15:22:03,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:22:03,522 INFO L93 Difference]: Finished difference Result 378 states and 399 transitions. [2018-04-10 15:22:03,522 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2018-04-10 15:22:03,522 INFO L78 Accepts]: Start accepts. Automaton has 46 states. Word has length 145 [2018-04-10 15:22:03,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:22:03,523 INFO L225 Difference]: With dead ends: 378 [2018-04-10 15:22:03,523 INFO L226 Difference]: Without dead ends: 378 [2018-04-10 15:22:03,523 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2486 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=761, Invalid=8169, Unknown=0, NotChecked=0, Total=8930 [2018-04-10 15:22:03,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2018-04-10 15:22:03,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 375. [2018-04-10 15:22:03,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 375 states. [2018-04-10 15:22:03,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 399 transitions. [2018-04-10 15:22:03,526 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 399 transitions. Word has length 145 [2018-04-10 15:22:03,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:22:03,526 INFO L459 AbstractCegarLoop]: Abstraction has 375 states and 399 transitions. [2018-04-10 15:22:03,526 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states. [2018-04-10 15:22:03,526 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 399 transitions. [2018-04-10 15:22:03,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-04-10 15:22:03,527 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:22:03,527 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:22:03,527 INFO L408 AbstractCegarLoop]: === Iteration 86 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:22:03,527 INFO L82 PathProgramCache]: Analyzing trace with hash -736793639, now seen corresponding path program 1 times [2018-04-10 15:22:03,528 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:22:03,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:22:03,541 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:22:05,048 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:22:05,048 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:22:05,048 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [45] total 45 [2018-04-10 15:22:05,049 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:22:05,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:22:05,049 INFO L182 omatonBuilderFactory]: Interpolants [52544#(<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem19.base|) |main_#t~mem19.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem19.base|) |main_#t~mem19.offset|))), 52545#(<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))), 52546#(<= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem24.base|) |main_#t~mem24.offset|)), 52547#(<= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)), 52548#(<= 0 |main_#t~mem24.offset|), 52549#(<= 0 main_~item~0.offset), 52550#(and (<= (+ main_~item~0.offset 12) (select |#length| main_~item~0.base)) (<= 0 main_~item~0.offset)), 52505#true, 52506#false, 52507#(and (= 0 |main_#t~malloc0.offset|) (= 12 (select |#length| |main_#t~malloc0.base|))), 52508#(and (= 0 main_~head~0.offset) (= 12 (select |#length| main_~head~0.base))), 52509#(and (= 0 main_~head~0.offset) (= 12 (select |#length| main_~head~0.base)) (= 1 (select |#valid| main_~head~0.base))), 52510#(and (= main_~head~0.offset main_~item~0.offset) (= 12 (select |#length| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~item~0.offset 0)), 52511#(and (= main_~head~0.offset main_~item~0.offset) (= 12 (select |#length| main_~item~0.base)) (= |main_#t~malloc2.offset| 0) (= main_~item~0.base main_~head~0.base) (not (= main_~item~0.base |main_#t~malloc2.base|)) (= main_~item~0.offset 0)), 52512#(and (= main_~head~0.offset main_~item~0.offset) (= 12 (select |#length| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0) (= main_~item~0.offset 0)), 52513#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 12 (select |#length| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0) (= main_~item~0.offset 0)), 52514#(and (= 0 |main_#t~mem4.offset|) (= 12 (select |#length| main_~head~0.base)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 52515#(and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)), 52516#(and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)), 52517#(or (= main_~status~0 0) (and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0))), 52518#(or (= main_~status~0 0) (and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|)))), 52519#(or (= main_~status~0 0) (and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 52520#(or (= main_~status~0 0) (and (= 12 (select |#length| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 52521#(or (= main_~status~0 0) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) |main_#t~mem4.base|) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= 12 (select |#length| main_~head~0.base)) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= main_~head~0.base |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 52522#(or (= main_~status~0 0) (and (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= 12 (select |#length| main_~head~0.base)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 52523#(or (and (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= 12 (select |#length| main_~head~0.base)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 0)), 52524#(and (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= 12 (select |#length| main_~head~0.base)) (not (= (select |#valid| main_~head~0.base) 0)) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 52525#(and (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= 12 (select |#length| main_~head~0.base)) (not (= (select |#valid| main_~head~0.base) 0)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 52526#(and (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= 12 (select |#length| main_~head~0.base)) (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 52527#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 12 (select |#length| main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 52528#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base |main_#t~mem3.base|)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 52529#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 12 (select |#length| main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 52530#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= 12 (select |#length| main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) |main_#t~mem4.base|)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 52531#(or (and (= 12 (select |#length| main_~head~0.base)) (= main_~head~0.base main_~item~0.base) (or (not (= main_~item~0.offset 0)) (= main_~head~0.offset main_~item~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 52532#(or (and (or (and (not (= main_~item~0.offset 0)) (<= 0 main_~item~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= (select |#length| main_~item~0.base) 12)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 52533#(or (and (= (select |#length| main_~item~0.base) 12) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 52534#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 52535#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) |main_#t~mem9.offset|) (= |main_#t~mem9.offset| 0)) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.offset| 0))), 52536#(= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 52537#(and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 52538#(and (= |main_#t~mem12.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 52539#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem13.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 52540#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem15.base|) |main_#t~mem15.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem15.base|) |main_#t~mem15.offset|))) (= |main_#t~mem15.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem15.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))), 52541#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem16.base|) |main_#t~mem16.offset|)) (= |main_#t~mem16.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 52542#(and (= |main_#t~mem17.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= |main_#t~mem17.offset| 0)), 52543#(<= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))] [2018-04-10 15:22:05,049 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:22:05,049 INFO L442 AbstractCegarLoop]: Interpolant automaton has 46 states [2018-04-10 15:22:05,049 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2018-04-10 15:22:05,050 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=173, Invalid=1897, Unknown=0, NotChecked=0, Total=2070 [2018-04-10 15:22:05,050 INFO L87 Difference]: Start difference. First operand 375 states and 399 transitions. Second operand 46 states. [2018-04-10 15:22:08,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:22:08,878 INFO L93 Difference]: Finished difference Result 391 states and 412 transitions. [2018-04-10 15:22:08,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2018-04-10 15:22:08,878 INFO L78 Accepts]: Start accepts. Automaton has 46 states. Word has length 145 [2018-04-10 15:22:08,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:22:08,879 INFO L225 Difference]: With dead ends: 391 [2018-04-10 15:22:08,879 INFO L226 Difference]: Without dead ends: 391 [2018-04-10 15:22:08,879 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2650 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=1329, Invalid=8373, Unknown=0, NotChecked=0, Total=9702 [2018-04-10 15:22:08,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2018-04-10 15:22:08,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 379. [2018-04-10 15:22:08,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-04-10 15:22:08,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 403 transitions. [2018-04-10 15:22:08,881 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 403 transitions. Word has length 145 [2018-04-10 15:22:08,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:22:08,881 INFO L459 AbstractCegarLoop]: Abstraction has 379 states and 403 transitions. [2018-04-10 15:22:08,881 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states. [2018-04-10 15:22:08,882 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 403 transitions. [2018-04-10 15:22:08,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-04-10 15:22:08,882 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:22:08,882 INFO L355 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-10 15:22:08,882 INFO L408 AbstractCegarLoop]: === Iteration 87 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:22:08,882 INFO L82 PathProgramCache]: Analyzing trace with hash 919857414, now seen corresponding path program 4 times [2018-04-10 15:22:08,883 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:22:08,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:22:08,896 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:22:12,964 WARN L151 SmtUtils]: Spent 121ms on a formula simplification. DAG size of input: 106 DAG size of output 40 [2018-04-10 15:22:17,391 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:22:17,391 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:22:17,391 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [47] total 47 [2018-04-10 15:22:17,391 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:22:17,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:22:17,391 INFO L182 omatonBuilderFactory]: Interpolants [53440#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= (store (store |#valid| main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (= main_~head~0.offset 0) (= main_~item~0.offset 0))), 53441#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= (store (store (store |#valid| |main_#t~malloc2.base| 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (= |main_#t~malloc2.offset| 0) (not (= main_~item~0.base main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (not (= main_~item~0.base |main_#t~malloc2.base|)) (= main_~item~0.offset 0)) (= main_~status~0 0)), 53442#(or (and (= (store (store (store |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~status~0 0)), 53443#(or (= main_~status~0 0) (and (= (store (store (store |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 53444#(or (= main_~status~0 0) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) |main_#t~mem4.base|) (= 0 |main_#t~mem4.offset|) (= (store (store (store |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~head~0.base |main_#t~mem4.base|)) (= main_~head~0.offset 0))), 53445#(or (and (= (store (store (store |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0) (= main_~item~0.offset 0)) (= main_~status~0 0)), 53446#(or (and (= (store (store (store |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0) (= main_~item~0.offset 0)) (= main_~status~0 0)), 53447#(and (= (store (store (store |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 53448#(and (= (store (store (store |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 53449#(and (or (and (= (store (store (store (store |#valid| |main_#t~malloc2.base| 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) main_~item~0.base) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= main_~item~0.offset 0)) (and (= main_~head~0.offset |main_#t~malloc2.offset|) (= main_~head~0.base |main_#t~malloc2.base|))) (not (= main_~item~0.base |main_#t~malloc2.base|))), 53450#(and (or (and (= (store (store (store (store |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 53451#(and (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (store (store (store (store |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))) (not (= main_~item~0.base |main_#t~mem3.base|))), 53452#(or (and (= (store (store (store (store |#valid| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))), 53453#(or (and (= (store (store (store (store |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~head~0.base |main_#t~mem4.base|)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) |main_#t~mem4.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)))) (and (= main_~head~0.offset |main_#t~mem4.offset|) (= main_~head~0.base |main_#t~mem4.base|))), 53454#(or (and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base)) (and (= (store (store (store (store |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))))), 53455#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (= (store (store (store (store |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))))), 53456#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) 0)) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) 0)) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (store (store (store (store |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) 0)) 0) 0) (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) 0) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) 0)) 0))))), 53457#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= |main_#t~mem12.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= |main_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (store (store (store (store |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) 0) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) 0))))), 53458#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) (select (select |#memory_$Pointer$.base| |main_#t~mem13.base|) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem13.base|) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| |main_#t~mem13.base|) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (store (store (store (store |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem13.base|) 0) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 53459#(or (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0))) (= (store (store (store (store |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0) main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)))) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 53460#(or (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0))) (= |old(#valid)| (store (store (store (store |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0) main_~item~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0))) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 53461#(or (not (= 0 |main_#t~mem25.offset|)) (and (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|)) 0))) (not (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|)) 0))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|)) 0))) (not (= main_~item~0.base |main_#t~mem25.base|)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) 0))) (= (store (store (store (store |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) |main_#t~mem25.offset|)) 0) 0) (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) 0) 0) main_~item~0.base 0) |main_#t~mem25.base| 0) |old(#valid)|)) (= 0 |main_#t~mem25.base|)), 53462#(or (not (= 0 main_~head~0.offset)) (and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~item~0.base main_~head~0.base)) (= (store (store (store (store |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) main_~item~0.base 0) main_~head~0.base 0) |old(#valid)|)) (= 0 main_~head~0.base)), 53463#(or (not (= 0 main_~head~0.offset)) (= 0 main_~head~0.base) (and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (= (store (store (store |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0) main_~head~0.base 0) |old(#valid)|))), 53464#(or (not (= main_~item~0.offset 0)) (and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) 0))) (= (store (store (store |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) 0) main_~item~0.base 0) |old(#valid)|) (= main_~head~0.offset main_~item~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0))))), 53465#(or (not (= main_~item~0.offset 0)) (and (not (= main_~item~0.base |main_#t~mem25.base|)) (not (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) 0))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) 0))) (= |old(#valid)| (store (store (store |#valid| |main_#t~mem25.base| 0) (select (select |#memory_$Pointer$.base| |main_#t~mem25.base|) 0) 0) main_~item~0.base 0)))), 53466#(or (not (= main_~item~0.offset 0)) (and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) 0))) (or (= |old(#valid)| (store (store (store |#valid| main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) main_~item~0.base 0)) (not (= main_~head~0.offset 0))) (not (= main_~item~0.base main_~head~0.base)))), 53467#(and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) 0))) (or (= |old(#valid)| (store (store (store |#valid| main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) main_~item~0.base 0)) (not (= main_~head~0.offset 0))) (not (= main_~item~0.base main_~head~0.base))), 53468#(and (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) 0))) (or (= (store (store |#valid| main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (not (= main_~head~0.offset 0)))), 53469#(and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) 0))) (= main_~head~0.offset main_~item~0.offset) (or (not (= main_~item~0.offset 0)) (= (store (store |#valid| main_~item~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|))), 53470#(and (or (not (= main_~item~0.offset 0)) (not (= main_~item~0.base |main_#t~mem25.base|))) (or (not (= main_~item~0.offset 0)) (= (store (store |#valid| main_~item~0.base 0) |main_#t~mem25.base| 0) |old(#valid)|))), 53471#(and (or (not (= main_~item~0.offset 0)) (= (store (store |#valid| main_~item~0.base 0) main_~head~0.base 0) |old(#valid)|)) (or (not (= main_~item~0.offset 0)) (not (= main_~item~0.base main_~head~0.base)))), 53472#(and (= (store (store |#valid| main_~item~0.base 0) main_~head~0.base 0) |old(#valid)|) (not (= main_~item~0.base main_~head~0.base))), 53473#(= (store |#valid| main_~head~0.base 0) |old(#valid)|), 53474#(= (store |#valid| main_~item~0.base 0) |old(#valid)|), 53427#true, 53428#false, 53429#(= |#valid| |old(#valid)|), 53430#(and (= (store |#valid| |main_#t~malloc0.base| 0) |old(#valid)|) (= 0 |main_#t~malloc0.offset|)), 53431#(and (= (store |#valid| main_~head~0.base 0) |old(#valid)|) (= main_~head~0.offset 0)), 53432#(and (= 1 (select |#valid| main_~head~0.base)) (= (store |#valid| main_~head~0.base 0) |old(#valid)|) (= main_~head~0.offset 0)), 53433#(and (= main_~item~0.offset main_~head~0.offset) (= (select |#valid| main_~item~0.base) 1) (= (store |#valid| main_~head~0.base 0) |old(#valid)|) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 53434#(and (= (store (store |#valid| main_~head~0.base 0) |main_#t~malloc2.base| 0) |old(#valid)|) (= main_~head~0.offset main_~item~0.offset) (= main_~head~0.base main_~item~0.base) (= |main_#t~malloc2.offset| 0) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 53435#(and (= main_~item~0.offset main_~head~0.offset) (= main_~head~0.base main_~item~0.base) (= 1 (select |#valid| main_~item~0.base)) (= (store (store |#valid| main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset) 0) |old(#valid)|) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0)), 53436#(and (= main_~item~0.offset main_~head~0.offset) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= (store (store |#valid| main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~head~0.offset) 0) |old(#valid)|) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0)), 53437#(and (= 0 |main_#t~mem4.offset|) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= (store (store |#valid| main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (= main_~head~0.offset 0)), 53438#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= (store (store |#valid| main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (= main_~head~0.offset 0) (= main_~item~0.offset 0)), 53439#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= (store (store |#valid| main_~head~0.base 0) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) |old(#valid)|) (= main_~head~0.offset 0) (= main_~item~0.offset 0))] [2018-04-10 15:22:17,392 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:22:17,392 INFO L442 AbstractCegarLoop]: Interpolant automaton has 48 states [2018-04-10 15:22:17,392 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2018-04-10 15:22:17,392 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=2121, Unknown=0, NotChecked=0, Total=2256 [2018-04-10 15:22:17,392 INFO L87 Difference]: Start difference. First operand 379 states and 403 transitions. Second operand 48 states. [2018-04-10 15:22:17,681 WARN L151 SmtUtils]: Spent 114ms on a formula simplification. DAG size of input: 112 DAG size of output 66 [2018-04-10 15:22:17,901 WARN L151 SmtUtils]: Spent 103ms on a formula simplification. DAG size of input: 176 DAG size of output 62 [2018-04-10 15:22:19,927 WARN L151 SmtUtils]: Spent 114ms on a formula simplification. DAG size of input: 87 DAG size of output 58 [2018-04-10 15:22:20,348 WARN L151 SmtUtils]: Spent 106ms on a formula simplification. DAG size of input: 91 DAG size of output 87 [2018-04-10 15:22:21,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:22:21,630 INFO L93 Difference]: Finished difference Result 384 states and 404 transitions. [2018-04-10 15:22:21,630 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2018-04-10 15:22:21,630 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 146 [2018-04-10 15:22:21,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:22:21,631 INFO L225 Difference]: With dead ends: 384 [2018-04-10 15:22:21,631 INFO L226 Difference]: Without dead ends: 351 [2018-04-10 15:22:21,631 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 7 SyntacticMatches, 30 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1387 ImplicationChecksByTransitivity, 8.3s TimeCoverageRelationStatistics Valid=461, Invalid=6345, Unknown=0, NotChecked=0, Total=6806 [2018-04-10 15:22:21,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2018-04-10 15:22:21,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 348. [2018-04-10 15:22:21,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 348 states. [2018-04-10 15:22:21,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 365 transitions. [2018-04-10 15:22:21,633 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 365 transitions. Word has length 146 [2018-04-10 15:22:21,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:22:21,633 INFO L459 AbstractCegarLoop]: Abstraction has 348 states and 365 transitions. [2018-04-10 15:22:21,633 INFO L460 AbstractCegarLoop]: Interpolant automaton has 48 states. [2018-04-10 15:22:21,633 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 365 transitions. [2018-04-10 15:22:21,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-04-10 15:22:21,634 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:22:21,634 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:22:21,634 INFO L408 AbstractCegarLoop]: === Iteration 88 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:22:21,634 INFO L82 PathProgramCache]: Analyzing trace with hash -73882514, now seen corresponding path program 3 times [2018-04-10 15:22:21,634 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:22:21,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:22:21,674 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:22:25,399 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:22:25,399 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:22:25,399 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [54] total 54 [2018-04-10 15:22:25,399 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:22:25,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:22:25,400 INFO L182 omatonBuilderFactory]: Interpolants [54277#true, 54278#false, 54279#(= 0 |main_#t~malloc0.offset|), 54280#(= main_~head~0.offset 0), 54281#(and (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 54282#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 54283#(and (not (= |main_#t~malloc2.base| 0)) (= main_~head~0.offset main_~item~0.offset) (= |main_#t~malloc2.offset| 0) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 54284#(and (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0) (not (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) 0))), 54285#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) 0) (not (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) 0))), 54286#(and (not (= |main_#t~mem4.base| 0)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 54287#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base 0)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)), 54288#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base 0)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)), 54289#(or (= main_~status~0 0) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= main_~item~0.base 0)) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0))), 54290#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= main_~item~0.base 0)) (= 0 |main_#t~malloc2.offset|) (not (= main_~item~0.base main_~head~0.base)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))) (= main_~status~0 0)), 54291#(or (and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (not (= main_~item~0.base 0)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~status~0 0)), 54292#(or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~status~0 1) (not (= main_~item~0.base 0)) (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~status~0 0)), 54293#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) |main_#t~mem4.base|) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= main_~head~0.base |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 0)), 54294#(or (= main_~status~0 0) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) main_~item~0.base) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 54295#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) main_~item~0.base) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 0)), 54296#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) main_~item~0.base) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= (select |#valid| main_~head~0.base) 0)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 54297#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) main_~item~0.base) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 54298#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) main_~item~0.base) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 54299#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) main_~item~0.base) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= (select |#valid| main_~head~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 54300#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0) main_~item~0.base) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= (select |#valid| main_~head~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 54301#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) |main_#t~mem4.base|) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~head~0.base |main_#t~mem4.base|)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~mem4.base|)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 54302#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 54303#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= (select |#valid| main_~head~0.base) 0)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 54304#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 54305#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~malloc2.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (= main_~head~0.offset 0) (= 12 (select |#length| |main_#t~malloc2.base|)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 54306#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 54307#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= |main_#t~mem3.base| main_~head~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 54308#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 54309#(and (= 12 (select |#length| |main_#t~mem4.base|)) (not (= main_~head~0.base |main_#t~mem4.base|)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~mem4.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) 0))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|))), 54310#(and (= 12 (select |#length| main_~item~0.base)) (or (not (= main_~item~0.offset 0)) (and (or (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~item~0.offset)) 0)))) (or (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base main_~head~0.base)) (= main_~head~0.offset 0)), 54311#(and (= 12 (select |#length| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (or (not (= main_~item~0.offset 0)) (and (or (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~item~0.offset)) 0)))) (or (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base main_~head~0.base)) (<= 0 main_~item~0.offset) (= main_~head~0.offset 0)), 54312#(and (or (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~item~0.offset)) 0)))) (or (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))))) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (<= 0 main_~item~0.offset) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= (select |#valid| main_~item~0.base) 0)) (<= main_~item~0.offset 0) (= main_~head~0.offset 0)), 54313#(and (or (and (= main_~head~0.offset |main_#t~malloc2.offset|) (= main_~head~0.base |main_#t~malloc2.base|)) (and (or (and (or (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~item~0.offset) |main_#t~malloc2.base|))) (or (and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (= |main_#t~malloc2.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)) (and (= |main_#t~malloc2.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~malloc2.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~head~0.base |main_#t~malloc2.base|)))) (not (= main_~item~0.base |main_#t~malloc2.base|))), 54314#(and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (or (and (or (not (= (select |#memory_$Pointer$.base| main_~item~0.base) (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (or (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset 0)) (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))))), 54315#(and (or (and (not (= |main_#t~mem3.base| main_~head~0.base)) (or (and (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (or (not (= (select |#memory_$Pointer$.base| main_~item~0.base) (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (or (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))))) (= main_~item~0.offset 0)) (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))) (not (= main_~item~0.base |main_#t~mem3.base|))), 54316#(or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (or (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (and (or (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))))) (or (not (= (select |#memory_$Pointer$.base| main_~item~0.base) (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.offset 0))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))))), 54317#(or (and (= main_~head~0.offset |main_#t~mem4.offset|) (= main_~head~0.base |main_#t~mem4.base|)) (and (not (= main_~head~0.base |main_#t~mem4.base|)) (or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (or (and (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~mem4.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))))) (and (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 54318#(or (and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base)) (and (not (= main_~item~0.base main_~head~0.base)) (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))))), 54319#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 54320#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.offset| 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 54321#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 54322#(or (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) |main_#t~mem10.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) |main_#t~mem10.offset|))) (and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))))), 54323#(or (and (= |main_#t~mem11.offset| 0) (= |main_#t~mem11.base| 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 54324#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 54325#(or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= |main_#t~mem12.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem12.base|) |main_#t~mem12.offset|))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem12.base|) |main_#t~mem12.offset|))))), 54326#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem13.base|) |main_#t~mem13.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem13.base|) |main_#t~mem13.offset|))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem13.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 54327#(or (and (= |main_#t~mem14.base| 0) (= |main_#t~mem14.offset| 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 54328#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 54329#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem15.base|) |main_#t~mem15.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem15.base|) |main_#t~mem15.offset|)))), 54330#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem16.base|) |main_#t~mem16.offset|))), 54331#(= 1 (select |#valid| |main_#t~mem17.base|))] [2018-04-10 15:22:25,400 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:22:25,401 INFO L442 AbstractCegarLoop]: Interpolant automaton has 55 states [2018-04-10 15:22:25,401 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2018-04-10 15:22:25,401 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=202, Invalid=2768, Unknown=0, NotChecked=0, Total=2970 [2018-04-10 15:22:25,401 INFO L87 Difference]: Start difference. First operand 348 states and 365 transitions. Second operand 55 states. [2018-04-10 15:22:26,964 WARN L151 SmtUtils]: Spent 128ms on a formula simplification. DAG size of input: 130 DAG size of output 85 [2018-04-10 15:22:28,914 WARN L151 SmtUtils]: Spent 105ms on a formula simplification. DAG size of input: 80 DAG size of output 80 [2018-04-10 15:22:29,688 WARN L151 SmtUtils]: Spent 103ms on a formula simplification. DAG size of input: 89 DAG size of output 80 [2018-04-10 15:22:29,948 WARN L151 SmtUtils]: Spent 182ms on a formula simplification. DAG size of input: 106 DAG size of output 93 [2018-04-10 15:22:30,251 WARN L151 SmtUtils]: Spent 237ms on a formula simplification. DAG size of input: 125 DAG size of output 108 [2018-04-10 15:22:30,528 WARN L151 SmtUtils]: Spent 135ms on a formula simplification. DAG size of input: 88 DAG size of output 84 [2018-04-10 15:22:31,411 WARN L151 SmtUtils]: Spent 113ms on a formula simplification. DAG size of input: 95 DAG size of output 89 [2018-04-10 15:22:34,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:22:34,053 INFO L93 Difference]: Finished difference Result 463 states and 490 transitions. [2018-04-10 15:22:34,054 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2018-04-10 15:22:34,054 INFO L78 Accepts]: Start accepts. Automaton has 55 states. Word has length 150 [2018-04-10 15:22:34,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:22:34,055 INFO L225 Difference]: With dead ends: 463 [2018-04-10 15:22:34,055 INFO L226 Difference]: Without dead ends: 463 [2018-04-10 15:22:34,055 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 2 SyntacticMatches, 4 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4785 ImplicationChecksByTransitivity, 9.3s TimeCoverageRelationStatistics Valid=1981, Invalid=15311, Unknown=0, NotChecked=0, Total=17292 [2018-04-10 15:22:34,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2018-04-10 15:22:34,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 399. [2018-04-10 15:22:34,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 399 states. [2018-04-10 15:22:34,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 418 transitions. [2018-04-10 15:22:34,057 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 418 transitions. Word has length 150 [2018-04-10 15:22:34,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:22:34,057 INFO L459 AbstractCegarLoop]: Abstraction has 399 states and 418 transitions. [2018-04-10 15:22:34,058 INFO L460 AbstractCegarLoop]: Interpolant automaton has 55 states. [2018-04-10 15:22:34,058 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 418 transitions. [2018-04-10 15:22:34,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-04-10 15:22:34,058 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:22:34,058 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:22:34,058 INFO L408 AbstractCegarLoop]: === Iteration 89 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:22:34,058 INFO L82 PathProgramCache]: Analyzing trace with hash -73882513, now seen corresponding path program 3 times [2018-04-10 15:22:34,059 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:22:34,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:22:34,090 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 15:22:36,962 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:22:36,962 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 15:22:36,962 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [54] total 54 [2018-04-10 15:22:36,962 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 15:22:36,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:22:36,963 INFO L182 omatonBuilderFactory]: Interpolants [55348#true, 55349#false, 55350#(= 0 |main_#t~malloc0.offset|), 55351#(= main_~head~0.offset 0), 55352#(and (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0)), 55353#(and (= main_~head~0.offset main_~item~0.offset) (= (select |#valid| main_~item~0.base) 1) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 55354#(and (= main_~head~0.offset main_~item~0.offset) (= 0 |main_#t~malloc2.offset|) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0) (not (= main_~item~0.base |main_#t~malloc2.base|))), 55355#(and (= main_~head~0.offset main_~item~0.offset) (= 1 (select |#valid| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~item~0.base main_~head~0.base) (= main_~head~0.offset 0)), 55356#(and (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset main_~item~0.offset) (= main_~head~0.base main_~item~0.base) (= 1 (select |#valid| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~head~0.offset 0)), 55357#(and (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 55358#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 55359#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= (select |#valid| main_~head~0.base) 1) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 55360#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= main_~status~0 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 55361#(and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 0 |main_#t~malloc2.offset|) (not (= main_~item~0.base main_~head~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 55362#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 55363#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~status~0 1) (= 1 (select |#valid| main_~item~0.base)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 55364#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= main_~head~0.base |main_#t~mem4.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~mem4.base|) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 55365#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 55366#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 1) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~status~0 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 55367#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 55368#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) 0)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 55369#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 |main_#t~malloc2.offset|) (not (= (select |#valid| main_~head~0.base) 0)) (= main_~head~0.offset 0) (= 12 (select |#length| |main_#t~malloc2.base|)) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (not (= main_~head~0.base |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 55370#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 1 (select |#valid| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 55371#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (= 1 (select |#valid| main_~item~0.base)) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| main_~item~0.base) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base |main_#t~mem3.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 55372#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) |main_#t~mem4.base|) (= 12 (select |#length| |main_#t~mem4.base|)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (not (= (select |#valid| main_~head~0.base) 0)) (not (= main_~head~0.base |main_#t~mem4.base|)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~mem4.base|)) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 55373#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (= 12 (select |#length| main_~item~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 55374#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (= 12 (select |#length| main_~item~0.base)) (= (select |#valid| main_~item~0.base) 1) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 55375#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| main_~head~0.base) 0)) (= 12 (select |#length| main_~item~0.base)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~head~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))), 55376#(and (not (= main_~item~0.base main_~head~0.base)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~malloc2.base|)) (= 12 (select |#length| main_~item~0.base)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= |main_#t~malloc2.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|))) (= main_~head~0.offset 0) (not (= main_~head~0.base |main_#t~malloc2.base|)) (not (= main_~item~0.base |main_#t~malloc2.base|))), 55377#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 12 (select |#length| main_~item~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 1 (select |#valid| main_~item~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 55378#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 12 (select |#length| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (not (= |main_#t~mem3.base| main_~head~0.base)) (not (= main_~item~0.base |main_#t~mem3.base|)) (= main_~head~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 55379#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 12 (select |#length| main_~item~0.base)) (= 1 (select |#valid| main_~item~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (= main_~head~0.offset 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))), 55380#(and (not (= main_~head~0.base |main_#t~mem4.base|)) (or (and (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) |main_#t~mem4.base|)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))))) (= main_~head~0.offset 0)), 55381#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base main_~head~0.base)) (= main_~head~0.offset 0)), 55382#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= (select |#valid| main_~item~0.base) 1) (not (= main_~item~0.base main_~head~0.base)) (= main_~head~0.offset 0)), 55383#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) 0)) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base main_~head~0.base)) (not (= (select |#valid| main_~item~0.base) 0)) (= main_~head~0.offset 0)), 55384#(and (= main_~head~0.offset |main_#t~malloc2.offset|) (not (= main_~item~0.base main_~head~0.base)) (not (= main_~item~0.base |main_#t~malloc2.base|)) (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~malloc2.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= |main_#t~malloc2.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (and (= |main_#t~malloc2.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= |main_#t~malloc2.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))), 55385#(and (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))), 55386#(and (or (and (or (and (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (or (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= |main_#t~mem3.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))))) (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (not (= |main_#t~mem3.base| main_~head~0.base)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))) (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset)))) (not (= main_~item~0.base |main_#t~mem3.base|))), 55387#(and (or (and (or (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)))) (and (= (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~item~0.base) main_~item~0.offset))), 55388#(or (and (= main_~head~0.offset |main_#t~mem4.offset|) (or (and (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (or (and (= |main_#t~mem4.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= |main_#t~mem4.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) |main_#t~mem4.base|))))) (and (= main_~head~0.offset |main_#t~mem4.offset|) (= main_~head~0.base |main_#t~mem4.base|))), 55389#(or (and (= main_~head~0.offset main_~item~0.offset) (= main_~item~0.base main_~head~0.base)) (and (not (= main_~item~0.base main_~head~0.base)) (or (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (and (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= main_~item~0.offset (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (and (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (not (= main_~item~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))))))), 55390#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))), 55391#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem9.offset| 0))), 55392#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 55393#(or (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) |main_#t~mem10.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) |main_#t~mem10.offset|))) (and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (and (= |main_#t~mem10.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| |main_#t~mem10.base|) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 55394#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (and (= |main_#t~mem11.offset| 0) (= |main_#t~mem11.base| 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 55395#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 55396#(or (and (= |main_#t~mem12.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= |main_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem12.base|) |main_#t~mem12.offset|))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem12.base|) |main_#t~mem12.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem12.base|) |main_#t~mem12.offset|))))), 55397#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem13.base|) |main_#t~mem13.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem13.base|) |main_#t~mem13.offset|))) (and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem13.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem13.base|) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= |main_#t~mem13.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))))), 55398#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))) (and (= |main_#t~mem14.base| 0) (= |main_#t~mem14.offset| 0))), 55399#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))))), 55400#(and (= 12 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem15.base|) |main_#t~mem15.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem15.base|) |main_#t~mem15.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem15.base|) |main_#t~mem15.offset|)) (select (select |#memory_$Pointer$.offset| |main_#t~mem15.base|) |main_#t~mem15.offset|)))), 55401#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem16.base|) |main_#t~mem16.offset|)) (= 12 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem16.base|) |main_#t~mem16.offset|)))), 55402#(and (= 12 (select |#length| |main_#t~mem17.base|)) (= |main_#t~mem17.offset| 0))] [2018-04-10 15:22:36,963 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 15:22:36,964 INFO L442 AbstractCegarLoop]: Interpolant automaton has 55 states [2018-04-10 15:22:36,964 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2018-04-10 15:22:36,964 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=301, Invalid=2669, Unknown=0, NotChecked=0, Total=2970 [2018-04-10 15:22:36,964 INFO L87 Difference]: Start difference. First operand 399 states and 418 transitions. Second operand 55 states. [2018-04-10 15:22:39,250 WARN L151 SmtUtils]: Spent 154ms on a formula simplification. DAG size of input: 115 DAG size of output 80 [2018-04-10 15:22:40,368 WARN L151 SmtUtils]: Spent 126ms on a formula simplification. DAG size of input: 96 DAG size of output 79 [2018-04-10 15:22:42,942 WARN L151 SmtUtils]: Spent 102ms on a formula simplification. DAG size of input: 97 DAG size of output 90 [2018-04-10 15:22:43,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 15:22:43,565 INFO L93 Difference]: Finished difference Result 462 states and 489 transitions. [2018-04-10 15:22:43,565 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2018-04-10 15:22:43,565 INFO L78 Accepts]: Start accepts. Automaton has 55 states. Word has length 150 [2018-04-10 15:22:43,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 15:22:43,566 INFO L225 Difference]: With dead ends: 462 [2018-04-10 15:22:43,566 INFO L226 Difference]: Without dead ends: 462 [2018-04-10 15:22:43,566 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 1 SyntacticMatches, 4 SemanticMatches, 125 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4849 ImplicationChecksByTransitivity, 7.2s TimeCoverageRelationStatistics Valid=2079, Invalid=13923, Unknown=0, NotChecked=0, Total=16002 [2018-04-10 15:22:43,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 462 states. [2018-04-10 15:22:43,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 462 to 370. [2018-04-10 15:22:43,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 370 states. [2018-04-10 15:22:43,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 388 transitions. [2018-04-10 15:22:43,569 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 388 transitions. Word has length 150 [2018-04-10 15:22:43,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 15:22:43,569 INFO L459 AbstractCegarLoop]: Abstraction has 370 states and 388 transitions. [2018-04-10 15:22:43,569 INFO L460 AbstractCegarLoop]: Interpolant automaton has 55 states. [2018-04-10 15:22:43,569 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 388 transitions. [2018-04-10 15:22:43,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-04-10 15:22:43,569 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 15:22:43,569 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 15:22:43,569 INFO L408 AbstractCegarLoop]: === Iteration 90 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 15:22:43,570 INFO L82 PathProgramCache]: Analyzing trace with hash 1474938008, now seen corresponding path program 3 times [2018-04-10 15:22:43,570 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 15:22:43,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 15:22:43,590 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. Received shutdown request... [2018-04-10 15:22:44,279 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-10 15:22:44,282 WARN L197 ceAbstractionStarter]: Timeout [2018-04-10 15:22:44,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.04 03:22:44 BoogieIcfgContainer [2018-04-10 15:22:44,283 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-10 15:22:44,283 INFO L168 Benchmark]: Toolchain (without parser) took 178598.04 ms. Allocated memory was 402.7 MB in the beginning and 1.7 GB in the end (delta: 1.3 GB). Free memory was 336.6 MB in the beginning and 966.2 MB in the end (delta: -629.6 MB). Peak memory consumption was 671.2 MB. Max. memory is 5.3 GB. [2018-04-10 15:22:44,284 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 402.7 MB. Free memory is still 363.7 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-10 15:22:44,284 INFO L168 Benchmark]: CACSL2BoogieTranslator took 267.33 ms. Allocated memory is still 402.7 MB. Free memory was 336.6 MB in the beginning and 308.8 MB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 5.3 GB. [2018-04-10 15:22:44,284 INFO L168 Benchmark]: Boogie Preprocessor took 48.83 ms. Allocated memory is still 402.7 MB. Free memory was 308.8 MB in the beginning and 304.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. [2018-04-10 15:22:44,285 INFO L168 Benchmark]: RCFGBuilder took 549.17 ms. Allocated memory was 402.7 MB in the beginning and 576.2 MB in the end (delta: 173.5 MB). Free memory was 304.9 MB in the beginning and 488.9 MB in the end (delta: -184.0 MB). Peak memory consumption was 24.1 MB. Max. memory is 5.3 GB. [2018-04-10 15:22:44,285 INFO L168 Benchmark]: TraceAbstraction took 177729.72 ms. Allocated memory was 576.2 MB in the beginning and 1.7 GB in the end (delta: 1.1 GB). Free memory was 487.4 MB in the beginning and 966.2 MB in the end (delta: -478.8 MB). Peak memory consumption was 648.4 MB. Max. memory is 5.3 GB. [2018-04-10 15:22:44,286 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 402.7 MB. Free memory is still 363.7 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 267.33 ms. Allocated memory is still 402.7 MB. Free memory was 336.6 MB in the beginning and 308.8 MB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 48.83 ms. Allocated memory is still 402.7 MB. Free memory was 308.8 MB in the beginning and 304.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 549.17 ms. Allocated memory was 402.7 MB in the beginning and 576.2 MB in the end (delta: 173.5 MB). Free memory was 304.9 MB in the beginning and 488.9 MB in the end (delta: -184.0 MB). Peak memory consumption was 24.1 MB. Max. memory is 5.3 GB. * TraceAbstraction took 177729.72 ms. Allocated memory was 576.2 MB in the beginning and 1.7 GB in the end (delta: 1.1 GB). Free memory was 487.4 MB in the beginning and 966.2 MB in the end (delta: -478.8 MB). Peak memory consumption was 648.4 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1041]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1041). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1030]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1030). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1045]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1045). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1007]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1007). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1024]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1024). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1037]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1037). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 987]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 987). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1035]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1035). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1038]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1038). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1030]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1030). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1053]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1053). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 988]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 988). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 983]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 983). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 998]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 998). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1038]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1038). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 997]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 997). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 995]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 995). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1036]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1036). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1045]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1045). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1002]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1002). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1038]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1038). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1035]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1035). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 996]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 996). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1052]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1052). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1029]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1029). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1038]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1038). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 996]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 996). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1038]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1038). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 989]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 989). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1041]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1041). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1037]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1037). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 989]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 989). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 997]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 997). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1053]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1053). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1037]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1037). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1030]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1030). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1036]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1036). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1012]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1012). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1037]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1037). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1052]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1052). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1038]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1038). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1037]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1037). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1002]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1002). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1029]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1029). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 988]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 988). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1044]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1044). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1038]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1038). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1007]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1007). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1024]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1024). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1036]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1036). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1030]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1030). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 987]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 987). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 996]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 996). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1044]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1044). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 995]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 995). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1012]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1012). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 996]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 996). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1036]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1036). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1038]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1038). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 998]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 998). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - TimeoutResultAtElement [Line: 1037]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1037). Cancelled while BasicCegarLoop was analyzing trace of length 152 with TraceHistMax 5, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 45. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 174 locations, 61 error locations. TIMEOUT Result, 177.6s OverallTime, 90 OverallIterations, 6 TraceHistogramMax, 113.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 9225 SDtfs, 44583 SDslu, 81442 SDs, 0 SdLazy, 80109 SolverSat, 6697 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 32.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3833 GetRequests, 174 SyntacticMatches, 188 SemanticMatches, 3471 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61736 ImplicationChecksByTransitivity, 118.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=399occurred in iteration=88, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 1264/4953 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 89 MinimizatonAttempts, 2045 StatesRemovedByMinimization, 78 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 59.9s InterpolantComputationTime, 8285 NumberOfCodeBlocks, 8285 NumberOfCodeBlocksAsserted, 89 NumberOfCheckSat, 8196 ConstructedInterpolants, 0 QuantifiedInterpolants, 27850736 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 89 InterpolantComputations, 26 PerfectInterpolantSequences, 1264/4953 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/dll-queue_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-10_15-22-44-291.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/dll-queue_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-10_15-22-44-291.csv Completed graceful shutdown