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_z3.epf -i ../../../trunk/examples/svcomp/forester-heap/sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-10 17:14:11,967 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-10 17:14:11,969 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-10 17:14:11,982 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-10 17:14:11,983 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-10 17:14:11,983 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-10 17:14:11,984 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-10 17:14:11,986 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-10 17:14:11,987 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-10 17:14:11,988 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-10 17:14:11,989 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-10 17:14:11,989 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-10 17:14:11,990 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-10 17:14:11,991 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-10 17:14:11,991 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-10 17:14:11,993 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-10 17:14:11,995 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-10 17:14:11,996 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-10 17:14:11,997 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-10 17:14:11,998 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-10 17:14:12,000 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-10 17:14:12,005 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf [2018-04-10 17:14:12,025 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-10 17:14:12,025 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-10 17:14:12,026 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-10 17:14:12,026 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-10 17:14:12,027 INFO L133 SettingsManager]: * Use SBE=true [2018-04-10 17:14:12,027 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-10 17:14:12,027 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-10 17:14:12,027 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-10 17:14:12,027 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-10 17:14:12,027 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-10 17:14:12,028 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-10 17:14:12,028 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-10 17:14:12,028 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-10 17:14:12,028 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-10 17:14:12,028 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-10 17:14:12,028 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-10 17:14:12,029 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-10 17:14:12,029 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-10 17:14:12,029 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-10 17:14:12,029 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-10 17:14:12,029 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-10 17:14:12,029 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-04-10 17:14:12,029 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-04-10 17:14:12,030 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 17:14:12,057 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-10 17:14:12,067 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-10 17:14:12,070 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-10 17:14:12,072 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-10 17:14:12,072 INFO L276 PluginConnector]: CDTParser initialized [2018-04-10 17:14:12,073 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,384 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG17545940c [2018-04-10 17:14:12,521 INFO L287 CDTParser]: IsIndexed: true [2018-04-10 17:14:12,521 INFO L288 CDTParser]: Found 1 translation units. [2018-04-10 17:14:12,522 INFO L168 CDTParser]: Scanning sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,529 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-10 17:14:12,529 INFO L215 ultiparseSymbolTable]: [2018-04-10 17:14:12,529 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-10 17:14:12,529 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,529 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-10 17:14:12,530 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_once_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,530 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsword_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,530 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uint64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,530 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_attr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,530 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____sig_atomic_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,530 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__nlink_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,530 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__Colour in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,530 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsblkcnt64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,530 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__uint in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,530 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__loff_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,530 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,530 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____int64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,530 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__gid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,530 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ssize_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,530 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____blkcnt64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,531 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_condattr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,531 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____nlink_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,531 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__int32_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,531 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____daddr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,531 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__timer_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,531 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____ssize_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,531 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fsid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,531 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fd_mask in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,531 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____int8_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,531 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__clockid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,531 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____loff_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,531 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____clock_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,531 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int8_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,531 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,531 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____syscall_slong_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,531 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fd_mask in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,532 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_mutex_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,532 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__int64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,532 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__key_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,532 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsfilcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,532 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__idtype_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,532 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____off_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,532 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__int8_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,532 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____ino64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,532 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fsfilcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,532 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uint8_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,532 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ino_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,532 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,533 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____time_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,533 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____key_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,533 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ushort in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,533 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_int in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,533 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ldiv_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,533 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____useconds_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,533 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__dev_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,533 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsfilcnt64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,533 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__id_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,533 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__register_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,533 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_barrierattr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,533 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsblkcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,533 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_key_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,534 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__time_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,534 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_rwlock_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,534 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____blkcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,534 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_quad_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,534 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____caddr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,534 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__sigset_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,534 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_char in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,534 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____off64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,534 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ulong in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,534 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_rwlockattr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,535 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fsblkcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,535 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__clock_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,535 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fd_set in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,535 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uint16_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,535 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____rlim64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,535 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__mode_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,535 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____qaddr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,535 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____dev_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,535 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____blksize_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,535 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____syscall_ulong_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,535 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____gid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,536 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____id_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,536 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int32_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,536 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____pthread_slist_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,536 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__daddr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,536 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____int32_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,536 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_mutexattr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,536 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____pid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,536 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____timer_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,536 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____sigset_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,536 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_short in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,536 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____ino_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,536 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,536 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____mode_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,537 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__suseconds_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,537 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____quad_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,537 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,537 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__caddr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,537 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____rlim_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,537 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_long in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,537 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,537 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_barrier_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,537 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_quad_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,537 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____suseconds_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,537 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__SLL in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,537 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__off_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,538 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____int16_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,538 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_short in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,538 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uint32_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,538 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__uid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,538 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__wchar_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,538 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____socklen_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,538 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__lldiv_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,538 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int16_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,538 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__blkcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,538 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__quad_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,538 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__int16_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,538 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__blksize_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,539 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_spinlock_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,539 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____clockid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,539 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__div_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,539 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_long in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,539 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____intptr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,539 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_char in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,539 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_cond_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,539 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__size_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:12,553 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG17545940c [2018-04-10 17:14:12,556 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-10 17:14:12,556 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-10 17:14:12,557 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-10 17:14:12,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-10 17:14:12,561 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-10 17:14:12,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.04 05:14:12" (1/1) ... [2018-04-10 17:14:12,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24eab92f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:14:12, skipping insertion in model container [2018-04-10 17:14:12,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.04 05:14:12" (1/1) ... [2018-04-10 17:14:12,573 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-10 17:14:12,598 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-10 17:14:12,722 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-10 17:14:12,759 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-10 17:14:12,764 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 115 non ball SCCs. Number of states in SCCs 115. [2018-04-10 17:14:12,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:14:12 WrapperNode [2018-04-10 17:14:12,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-10 17:14:12,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-10 17:14:12,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-10 17:14:12,806 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-10 17:14:12,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:14:12" (1/1) ... [2018-04-10 17:14:12,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:14:12" (1/1) ... [2018-04-10 17:14:12,829 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:14:12" (1/1) ... [2018-04-10 17:14:12,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:14:12" (1/1) ... [2018-04-10 17:14:12,839 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:14:12" (1/1) ... [2018-04-10 17:14:12,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:14:12" (1/1) ... [2018-04-10 17:14:12,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:14:12" (1/1) ... [2018-04-10 17:14:12,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-10 17:14:12,851 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-10 17:14:12,851 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-10 17:14:12,851 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-10 17:14:12,852 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:14:12" (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 17:14:12,940 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-10 17:14:12,940 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-10 17:14:12,940 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-10 17:14:12,940 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-10 17:14:12,940 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-10 17:14:12,940 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-10 17:14:12,940 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-10 17:14:12,940 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-10 17:14:12,940 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-10 17:14:12,940 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-10 17:14:12,940 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-10 17:14:12,941 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-10 17:14:12,941 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-10 17:14:12,941 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-10 17:14:12,941 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-10 17:14:12,941 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-10 17:14:12,941 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-10 17:14:12,941 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-10 17:14:12,941 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-10 17:14:12,941 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-10 17:14:12,941 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-10 17:14:12,942 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-10 17:14:12,942 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-10 17:14:12,942 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-10 17:14:12,942 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-10 17:14:12,942 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-10 17:14:12,942 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-10 17:14:12,942 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-10 17:14:12,942 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-10 17:14:12,942 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-10 17:14:12,942 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-10 17:14:12,942 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-10 17:14:12,943 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-10 17:14:12,943 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-10 17:14:12,943 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-10 17:14:12,943 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-10 17:14:12,943 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-10 17:14:12,943 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-10 17:14:12,943 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-10 17:14:12,943 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-10 17:14:12,943 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-10 17:14:12,944 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-10 17:14:12,944 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-10 17:14:12,944 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-10 17:14:12,944 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-10 17:14:12,944 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-10 17:14:12,944 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-10 17:14:12,944 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-10 17:14:12,944 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-10 17:14:12,944 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-10 17:14:12,944 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-10 17:14:12,945 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-10 17:14:12,945 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-10 17:14:12,945 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-10 17:14:12,945 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-10 17:14:12,945 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-10 17:14:12,945 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-10 17:14:12,945 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-10 17:14:12,945 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-10 17:14:12,945 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-10 17:14:12,945 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-10 17:14:12,945 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-10 17:14:12,945 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-10 17:14:12,945 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-10 17:14:12,945 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-10 17:14:12,945 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-10 17:14:12,946 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-10 17:14:12,946 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-10 17:14:12,946 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-10 17:14:12,946 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-10 17:14:12,946 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-10 17:14:12,946 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-10 17:14:12,946 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-10 17:14:12,946 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-10 17:14:12,946 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-10 17:14:12,946 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-10 17:14:12,946 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-10 17:14:12,946 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-10 17:14:12,946 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-10 17:14:12,947 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-10 17:14:12,947 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-10 17:14:12,947 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-10 17:14:12,947 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-10 17:14:12,947 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-10 17:14:12,947 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-10 17:14:12,947 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-10 17:14:12,947 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-10 17:14:12,947 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-10 17:14:12,947 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-10 17:14:12,947 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-10 17:14:12,947 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-10 17:14:12,947 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-10 17:14:12,947 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-10 17:14:12,947 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-10 17:14:12,947 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-10 17:14:12,947 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-10 17:14:12,947 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-10 17:14:12,948 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-10 17:14:12,948 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-10 17:14:12,948 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-10 17:14:12,948 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-10 17:14:12,948 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-10 17:14:12,948 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-10 17:14:12,948 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-10 17:14:12,948 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-10 17:14:12,948 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-10 17:14:12,948 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-10 17:14:12,948 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-10 17:14:12,949 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-10 17:14:12,949 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-10 17:14:12,949 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-10 17:14:12,949 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-10 17:14:12,949 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-10 17:14:12,949 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-10 17:14:12,949 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-10 17:14:12,949 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-10 17:14:12,949 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-10 17:14:12,949 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-10 17:14:13,339 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-10 17:14:13,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.04 05:14:13 BoogieIcfgContainer [2018-04-10 17:14:13,339 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-10 17:14:13,340 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-10 17:14:13,340 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-10 17:14:13,343 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-10 17:14:13,343 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.04 05:14:12" (1/3) ... [2018-04-10 17:14:13,343 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5808535e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.04 05:14:13, skipping insertion in model container [2018-04-10 17:14:13,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:14:12" (2/3) ... [2018-04-10 17:14:13,344 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5808535e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.04 05:14:13, skipping insertion in model container [2018-04-10 17:14:13,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.04 05:14:13" (3/3) ... [2018-04-10 17:14:13,345 INFO L107 eAbstractionObserver]: Analyzing ICFG sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:14:13,353 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-10 17:14:13,360 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 53 error locations. [2018-04-10 17:14:13,392 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-10 17:14:13,392 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-10 17:14:13,392 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-10 17:14:13,392 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-04-10 17:14:13,393 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-10 17:14:13,393 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-10 17:14:13,393 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-10 17:14:13,393 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-10 17:14:13,393 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-10 17:14:13,394 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-10 17:14:13,405 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states. [2018-04-10 17:14:13,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-10 17:14:13,411 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 17:14:13,411 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 17:14:13,411 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 17:14:13,414 INFO L82 PathProgramCache]: Analyzing trace with hash -822716266, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 17:14:13,422 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 17:14:13,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:14:13,446 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-10 17:14:13,454 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:14:13,454 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:14:13,455 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:14:13,455 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:14:13,480 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |c_#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)) is different from true [2018-04-10 17:14:13,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:14:13,512 INFO 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 17:14:13,530 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 17:14:13,530 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 17:14:13,531 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 17:14:13,531 INFO 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 17:14:13,531 INFO L182 omatonBuilderFactory]: Interpolants [144#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)), 145#(= 1 (select |#valid| |main_#t~malloc0.base|)), 146#(= 1 (select |#valid| main_~null~0.base)), 147#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 139#true, 140#false] [2018-04-10 17:14:13,531 INFO 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 17:14:13,532 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 17:14:13,539 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 17:14:13,540 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-10 17:14:13,542 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 6 states. [2018-04-10 17:14:13,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 17:14:13,866 INFO L93 Difference]: Finished difference Result 162 states and 169 transitions. [2018-04-10 17:14:13,866 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 17:14:13,867 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 8 [2018-04-10 17:14:13,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 17:14:13,876 INFO L225 Difference]: With dead ends: 162 [2018-04-10 17:14:13,876 INFO L226 Difference]: Without dead ends: 159 [2018-04-10 17:14:13,877 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=28, Unknown=2, NotChecked=10, Total=56 [2018-04-10 17:14:13,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2018-04-10 17:14:13,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 135. [2018-04-10 17:14:13,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-04-10 17:14:13,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 142 transitions. [2018-04-10 17:14:13,908 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 142 transitions. Word has length 8 [2018-04-10 17:14:13,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 17:14:13,908 INFO L459 AbstractCegarLoop]: Abstraction has 135 states and 142 transitions. [2018-04-10 17:14:13,908 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 17:14:13,908 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 142 transitions. [2018-04-10 17:14:13,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-10 17:14:13,908 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 17:14:13,909 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 17:14:13,909 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 17:14:13,909 INFO L82 PathProgramCache]: Analyzing trace with hash -822716265, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 17:14:13,913 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 17:14:13,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:14:13,920 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-10 17:14:13,923 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:14:13,923 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:14:13,924 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:14:13,924 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:14:13,932 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 8) (store |c_#length| %1 8)) :qid itp)) :qid itp)) is different from true [2018-04-10 17:14:13,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:14:13,968 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 17:14:13,994 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 17:14:13,994 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 17:14:13,995 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 17:14:13,995 INFO 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 17:14:13,995 INFO L182 omatonBuilderFactory]: Interpolants [449#true, 450#false, 454#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 8) (store |#length| %1 8)) :qid itp)) :qid itp)), 455#(and (= 8 (select |#length| |main_#t~malloc0.base|)) (= 0 |main_#t~malloc0.offset|)), 456#(and (<= 0 (+ main_~null~0.offset 4)) (<= (+ main_~null~0.offset 8) (select |#length| main_~null~0.base))), 457#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-10 17:14:13,995 INFO 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 17:14:13,996 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 17:14:13,996 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 17:14:13,997 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-10 17:14:13,997 INFO L87 Difference]: Start difference. First operand 135 states and 142 transitions. Second operand 6 states. [2018-04-10 17:14:14,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 17:14:14,288 INFO L93 Difference]: Finished difference Result 134 states and 141 transitions. [2018-04-10 17:14:14,288 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 17:14:14,288 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 8 [2018-04-10 17:14:14,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 17:14:14,289 INFO L225 Difference]: With dead ends: 134 [2018-04-10 17:14:14,289 INFO L226 Difference]: Without dead ends: 134 [2018-04-10 17:14:14,290 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=27, Unknown=3, NotChecked=10, Total=56 [2018-04-10 17:14:14,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-04-10 17:14:14,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2018-04-10 17:14:14,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-04-10 17:14:14,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 141 transitions. [2018-04-10 17:14:14,296 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 141 transitions. Word has length 8 [2018-04-10 17:14:14,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 17:14:14,297 INFO L459 AbstractCegarLoop]: Abstraction has 134 states and 141 transitions. [2018-04-10 17:14:14,297 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 17:14:14,297 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 141 transitions. [2018-04-10 17:14:14,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-04-10 17:14:14,297 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 17:14:14,297 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 17:14:14,297 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 17:14:14,298 INFO L82 PathProgramCache]: Analyzing trace with hash 265599508, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 17:14:14,300 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 17:14:14,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:14:14,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:14:14,369 INFO 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 17:14:14,388 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 17:14:14,388 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 17:14:14,388 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 17:14:14,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 17:14:14,389 INFO L182 omatonBuilderFactory]: Interpolants [736#(or (< (select |#length| main_~null~0.base) (+ main_~null~0.offset 8)) (<= 0 main_~null~0.offset)), 737#(and (<= (+ main_~null~0.offset 4) (select |#length| main_~null~0.base)) (<= 0 main_~null~0.offset)), 738#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 730#true, 731#false, 735#(= 0 |main_#t~malloc0.offset|)] [2018-04-10 17:14:14,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 17:14:14,389 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 17:14:14,389 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 17:14:14,389 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-10 17:14:14,389 INFO L87 Difference]: Start difference. First operand 134 states and 141 transitions. Second operand 6 states. [2018-04-10 17:14:14,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 17:14:14,618 INFO L93 Difference]: Finished difference Result 209 states and 223 transitions. [2018-04-10 17:14:14,618 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 17:14:14,618 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 9 [2018-04-10 17:14:14,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 17:14:14,620 INFO L225 Difference]: With dead ends: 209 [2018-04-10 17:14:14,620 INFO L226 Difference]: Without dead ends: 209 [2018-04-10 17:14:14,620 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-04-10 17:14:14,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2018-04-10 17:14:14,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 133. [2018-04-10 17:14:14,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-04-10 17:14:14,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 140 transitions. [2018-04-10 17:14:14,627 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 140 transitions. Word has length 9 [2018-04-10 17:14:14,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 17:14:14,627 INFO L459 AbstractCegarLoop]: Abstraction has 133 states and 140 transitions. [2018-04-10 17:14:14,627 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 17:14:14,627 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 140 transitions. [2018-04-10 17:14:14,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-04-10 17:14:14,627 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 17:14:14,628 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 17:14:14,628 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 17:14:14,628 INFO L82 PathProgramCache]: Analyzing trace with hash 1145133978, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 17:14:14,632 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 17:14:14,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:14:14,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:14:14,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 17:14:14,689 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 17:14:14,689 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 17:14:14,689 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 17:14:14,689 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 17:14:14,689 INFO L182 omatonBuilderFactory]: Interpolants [1090#(= 1 (select |#valid| |main_#t~malloc1.base|)), 1091#(= 1 (select |#valid| main_~list~0.base)), 1092#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 1085#true, 1086#false] [2018-04-10 17:14:14,689 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 17:14:14,690 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 17:14:14,690 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 17:14:14,690 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 17:14:14,690 INFO L87 Difference]: Start difference. First operand 133 states and 140 transitions. Second operand 5 states. [2018-04-10 17:14:14,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 17:14:14,835 INFO L93 Difference]: Finished difference Result 146 states and 153 transitions. [2018-04-10 17:14:14,847 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 17:14:14,847 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 12 [2018-04-10 17:14:14,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 17:14:14,848 INFO L225 Difference]: With dead ends: 146 [2018-04-10 17:14:14,848 INFO L226 Difference]: Without dead ends: 146 [2018-04-10 17:14:14,849 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-10 17:14:14,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2018-04-10 17:14:14,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 128. [2018-04-10 17:14:14,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-04-10 17:14:14,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 136 transitions. [2018-04-10 17:14:14,855 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 136 transitions. Word has length 12 [2018-04-10 17:14:14,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 17:14:14,855 INFO L459 AbstractCegarLoop]: Abstraction has 128 states and 136 transitions. [2018-04-10 17:14:14,855 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 17:14:14,855 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 136 transitions. [2018-04-10 17:14:14,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-04-10 17:14:14,856 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 17:14:14,856 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 17:14:14,856 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 17:14:14,856 INFO L82 PathProgramCache]: Analyzing trace with hash 1145133979, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 17:14:14,860 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 17:14:14,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:14:14,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:14:14,884 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 17:14:14,902 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 17:14:14,902 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 17:14:14,902 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 17:14:14,902 INFO 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 17:14:14,903 INFO L182 omatonBuilderFactory]: Interpolants [1376#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 1369#true, 1370#false, 1374#(and (= 0 |main_#t~malloc1.offset|) (= 8 (select |#length| |main_#t~malloc1.base|))), 1375#(and (<= (+ main_~list~0.offset 4) (select |#length| main_~list~0.base)) (<= 0 main_~list~0.offset))] [2018-04-10 17:14:14,903 INFO 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 17:14:14,903 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 17:14:14,903 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 17:14:14,903 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 17:14:14,903 INFO L87 Difference]: Start difference. First operand 128 states and 136 transitions. Second operand 5 states. [2018-04-10 17:14:15,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 17:14:15,058 INFO L93 Difference]: Finished difference Result 178 states and 190 transitions. [2018-04-10 17:14:15,058 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 17:14:15,058 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 12 [2018-04-10 17:14:15,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 17:14:15,059 INFO L225 Difference]: With dead ends: 178 [2018-04-10 17:14:15,059 INFO L226 Difference]: Without dead ends: 178 [2018-04-10 17:14:15,059 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-10 17:14:15,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2018-04-10 17:14:15,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 159. [2018-04-10 17:14:15,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2018-04-10 17:14:15,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 183 transitions. [2018-04-10 17:14:15,064 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 183 transitions. Word has length 12 [2018-04-10 17:14:15,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 17:14:15,064 INFO L459 AbstractCegarLoop]: Abstraction has 159 states and 183 transitions. [2018-04-10 17:14:15,064 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 17:14:15,064 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 183 transitions. [2018-04-10 17:14:15,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-04-10 17:14:15,064 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 17:14:15,064 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 17:14:15,065 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 17:14:15,065 INFO L82 PathProgramCache]: Analyzing trace with hash 1139414936, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 17:14:15,074 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 17:14:15,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:14:15,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:14:15,110 INFO 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 17:14:15,126 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 17:14:15,126 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 17:14:15,127 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 17:14:15,127 INFO 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 17:14:15,127 INFO L182 omatonBuilderFactory]: Interpolants [1716#true, 1717#false, 1721#(and (= 0 |main_#t~malloc1.offset|) (= 8 (select |#length| |main_#t~malloc1.base|))), 1722#(and (<= (+ main_~list~0.offset 8) (select |#length| main_~list~0.base)) (<= 0 (+ main_~list~0.offset 4))), 1723#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-10 17:14:15,127 INFO 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 17:14:15,127 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 17:14:15,127 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 17:14:15,128 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 17:14:15,128 INFO L87 Difference]: Start difference. First operand 159 states and 183 transitions. Second operand 5 states. [2018-04-10 17:14:15,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 17:14:15,255 INFO L93 Difference]: Finished difference Result 176 states and 188 transitions. [2018-04-10 17:14:15,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 17:14:15,256 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2018-04-10 17:14:15,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 17:14:15,256 INFO L225 Difference]: With dead ends: 176 [2018-04-10 17:14:15,257 INFO L226 Difference]: Without dead ends: 176 [2018-04-10 17:14:15,257 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-10 17:14:15,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2018-04-10 17:14:15,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 158. [2018-04-10 17:14:15,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2018-04-10 17:14:15,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 181 transitions. [2018-04-10 17:14:15,262 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 181 transitions. Word has length 13 [2018-04-10 17:14:15,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 17:14:15,262 INFO L459 AbstractCegarLoop]: Abstraction has 158 states and 181 transitions. [2018-04-10 17:14:15,262 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 17:14:15,263 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 181 transitions. [2018-04-10 17:14:15,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-10 17:14:15,263 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 17:14:15,263 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 17:14:15,263 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 17:14:15,263 INFO L82 PathProgramCache]: Analyzing trace with hash -90429215, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 17:14:15,267 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 17:14:15,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:14:15,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:14:15,315 INFO 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 17:14:15,332 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 17:14:15,333 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 17:14:15,333 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 17:14:15,333 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 17:14:15,333 INFO L182 omatonBuilderFactory]: Interpolants [2065#(= 1 (select |#valid| main_~list~0.base)), 2066#(= 1 (select |#valid| main_~end~0.base)), 2067#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 2060#true, 2061#false] [2018-04-10 17:14:15,333 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 17:14:15,333 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 17:14:15,333 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 17:14:15,333 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 17:14:15,333 INFO L87 Difference]: Start difference. First operand 158 states and 181 transitions. Second operand 5 states. [2018-04-10 17:14:15,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 17:14:15,454 INFO L93 Difference]: Finished difference Result 178 states and 203 transitions. [2018-04-10 17:14:15,454 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 17:14:15,454 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2018-04-10 17:14:15,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 17:14:15,455 INFO L225 Difference]: With dead ends: 178 [2018-04-10 17:14:15,455 INFO L226 Difference]: Without dead ends: 178 [2018-04-10 17:14:15,455 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-10 17:14:15,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2018-04-10 17:14:15,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 153. [2018-04-10 17:14:15,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2018-04-10 17:14:15,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 177 transitions. [2018-04-10 17:14:15,459 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 177 transitions. Word has length 19 [2018-04-10 17:14:15,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 17:14:15,459 INFO L459 AbstractCegarLoop]: Abstraction has 153 states and 177 transitions. [2018-04-10 17:14:15,459 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 17:14:15,459 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 177 transitions. [2018-04-10 17:14:15,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-10 17:14:15,459 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 17:14:15,460 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 17:14:15,460 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 17:14:15,460 INFO L82 PathProgramCache]: Analyzing trace with hash -90429214, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 17:14:15,462 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 17:14:15,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:14:15,487 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: Unsupported proof rule: (let ((a!1 (= (+ 0 (* (- 1) (select |#length_17| |main_#t~malloc1.base_9|))) (* (- 1) (select |#length_17| |main_#t~malloc1.base_9|))))) (rewrite a!1)) [2018-04-10 17:14:15,487 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: line 105 column 311: theory not supported by interpolation or bad proof at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:206) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseInterpolants(Executor.java:255) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.readInterpolants(ScriptorWithGetInterpolants.java:136) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.getInterpolants(ScriptorWithGetInterpolants.java:64) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.DiffWrapperScript.getInterpolants(DiffWrapperScript.java:260) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.getInterpolants(ManagedScript.java:186) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:283) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:164) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:298) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructCraig(TraceCheckConstructor.java:222) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:179) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.FixedRefinementStrategy.getTraceCheck(FixedRefinementStrategy.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:205) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:408) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:417) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:363) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:118) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:119) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-04-10 17:14:15,489 INFO L168 Benchmark]: Toolchain (without parser) took 2933.22 ms. Allocated memory was 400.0 MB in the beginning and 669.5 MB in the end (delta: 269.5 MB). Free memory was 333.0 MB in the beginning and 567.2 MB in the end (delta: -234.1 MB). Peak memory consumption was 35.3 MB. Max. memory is 5.3 GB. [2018-04-10 17:14:15,490 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 400.0 MB. Free memory is still 360.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-10 17:14:15,490 INFO L168 Benchmark]: CACSL2BoogieTranslator took 248.78 ms. Allocated memory is still 400.0 MB. Free memory was 331.7 MB in the beginning and 303.9 MB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 5.3 GB. [2018-04-10 17:14:15,491 INFO L168 Benchmark]: Boogie Preprocessor took 44.59 ms. Allocated memory is still 400.0 MB. Free memory was 303.9 MB in the beginning and 301.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-10 17:14:15,491 INFO L168 Benchmark]: RCFGBuilder took 488.62 ms. Allocated memory was 400.0 MB in the beginning and 608.2 MB in the end (delta: 208.1 MB). Free memory was 301.3 MB in the beginning and 527.9 MB in the end (delta: -226.6 MB). Peak memory consumption was 24.2 MB. Max. memory is 5.3 GB. [2018-04-10 17:14:15,491 INFO L168 Benchmark]: TraceAbstraction took 2148.66 ms. Allocated memory was 608.2 MB in the beginning and 669.5 MB in the end (delta: 61.3 MB). Free memory was 527.9 MB in the beginning and 567.2 MB in the end (delta: -39.2 MB). Peak memory consumption was 22.1 MB. Max. memory is 5.3 GB. [2018-04-10 17:14:15,493 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 400.0 MB. Free memory is still 360.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 248.78 ms. Allocated memory is still 400.0 MB. Free memory was 331.7 MB in the beginning and 303.9 MB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 44.59 ms. Allocated memory is still 400.0 MB. Free memory was 303.9 MB in the beginning and 301.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 488.62 ms. Allocated memory was 400.0 MB in the beginning and 608.2 MB in the end (delta: 208.1 MB). Free memory was 301.3 MB in the beginning and 527.9 MB in the end (delta: -226.6 MB). Peak memory consumption was 24.2 MB. Max. memory is 5.3 GB. * TraceAbstraction took 2148.66 ms. Allocated memory was 608.2 MB in the beginning and 669.5 MB in the end (delta: 61.3 MB). Free memory was 527.9 MB in the beginning and 567.2 MB in the end (delta: -39.2 MB). Peak memory consumption was 22.1 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: line 105 column 311: theory not supported by interpolation or bad proof de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: line 105 column 311: theory not supported by interpolation or bad proof: de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-10_17-14-15-500.csv Received shutdown request...