java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf -i ../../../trunk/examples/svcomp/memsafety/test-0235_false-valid-memtrack.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-11 18:17:37,864 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 18:17:37,865 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 18:17:37,874 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 18:17:37,874 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 18:17:37,875 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 18:17:37,875 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 18:17:37,877 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 18:17:37,878 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 18:17:37,879 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 18:17:37,879 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 18:17:37,879 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 18:17:37,880 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 18:17:37,880 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 18:17:37,881 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 18:17:37,882 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 18:17:37,883 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 18:17:37,885 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 18:17:37,886 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 18:17:37,887 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 18:17:37,889 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-11 18:17:37,889 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-11 18:17:37,889 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-11 18:17:37,890 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-11 18:17:37,891 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-11 18:17:37,892 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-11 18:17:37,892 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-11 18:17:37,893 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-11 18:17:37,893 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-11 18:17:37,894 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 18:17:37,894 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 18:17:37,894 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 [2018-04-11 18:17:37,917 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 18:17:37,917 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 18:17:37,918 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 18:17:37,919 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 18:17:37,919 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 18:17:37,919 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 18:17:37,919 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 18:17:37,919 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 18:17:37,919 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 18:17:37,919 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 18:17:37,920 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 18:17:37,920 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 18:17:37,920 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 18:17:37,920 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 18:17:37,920 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 18:17:37,920 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 18:17:37,921 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 18:17:37,921 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 18:17:37,921 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 18:17:37,921 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 18:17:37,921 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 18:17:37,921 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-04-11 18:17:37,921 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-04-11 18:17:37,922 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-11 18:17:37,950 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 18:17:37,961 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 18:17:37,967 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 18:17:37,968 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 18:17:37,968 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 18:17:37,969 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,252 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGda2bbec02 [2018-04-11 18:17:38,456 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 18:17:38,456 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 18:17:38,456 INFO L168 CDTParser]: Scanning test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,464 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 18:17:38,464 INFO L215 ultiparseSymbolTable]: [2018-04-11 18:17:38,465 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 18:17:38,465 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__l3_insert ('l3_insert') in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,465 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__l4_insert ('l4_insert') in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,465 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__l2_insert ('l2_insert') in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,465 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__l4_destroy ('l4_destroy') in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,465 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__l0_insert ('l0_insert') in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,465 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__l0_destroy ('l0_destroy') in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,465 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__l1_insert ('l1_insert') in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,465 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__calloc_model ('calloc_model') in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,465 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die ('zalloc_or_die') in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,466 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,466 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__l2_destroy ('l2_destroy') in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,466 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__l1_destroy ('l1_destroy') in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,466 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_memtrack_i__l3_destroy ('l3_destroy') in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,466 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 18:17:38,466 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____time_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,466 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____timer_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,466 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__size_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,466 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____intptr_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,466 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__pthread_mutexattr_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,466 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__int8_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,467 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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18:17:38,467 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____int32_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,467 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____nlink_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,467 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____int8_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,467 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__gid_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,467 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__int32_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,468 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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18:17:38,468 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____dev_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,468 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__key_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,468 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____uint64_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,468 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____blkcnt64_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,469 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__mode_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,469 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____u_short in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,469 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____uid_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,469 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____int64_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,469 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__ssize_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,469 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__u_quad_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,469 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__nlink_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,469 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__pthread_key_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,469 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__sigset_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,469 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____rlim64_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,469 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____blksize_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,470 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__id_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,470 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____qaddr_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,470 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__pthread_condattr_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,470 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____uint8_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,470 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____key_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,470 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__dev_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,470 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__ldiv_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,470 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__u_int64_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,470 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____u_int in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,470 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__loff_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,471 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__time_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,471 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__pthread_rwlock_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,471 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____pid_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,472 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____u_quad_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,472 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____ino64_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,472 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__ushort in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,472 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____fsid_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,472 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____quad_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,472 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____loff_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,472 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____blkcnt_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,472 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__pthread_cond_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,472 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____uint16_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,472 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____sigset_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,472 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____gid_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,473 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__pthread_spinlock_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,473 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____daddr_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,473 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____WAIT_STATUS in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,473 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__int64_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,473 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____clock_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,473 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__ulong in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,473 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__u_int8_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,473 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__clockid_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,473 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__fsid_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,473 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__uint in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,473 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__daddr_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,473 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__u_int32_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,473 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__clock_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,473 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__pthread_rwlockattr_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,474 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____locale_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,474 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____off_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,474 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__suseconds_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,474 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__fd_mask in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,474 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____caddr_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,474 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__pthread_attr_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,474 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____sig_atomic_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,474 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____fd_mask in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,474 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____fsblkcnt64_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,474 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____u_char in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,474 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____off64_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,474 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__pthread_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,474 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____id_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,475 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__pthread_once_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,475 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__blksize_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,475 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____uint32_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,475 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____int16_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,475 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____u_long in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,475 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__div_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,475 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__u_int16_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,475 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____clockid_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,475 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__quad_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,475 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__u_char in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,475 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__off_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,475 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__blkcnt_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,475 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____suseconds_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,476 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__wchar_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,476 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____socklen_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,476 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__lldiv_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,476 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____pthread_list_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,476 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__int16_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,476 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i__uid_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,476 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_memtrack_i____rlim_t in test-0235_false-valid-memtrack.i [2018-04-11 18:17:38,494 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGda2bbec02 [2018-04-11 18:17:38,498 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 18:17:38,499 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 18:17:38,500 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 18:17:38,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 18:17:38,505 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 18:17:38,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 06:17:38" (1/1) ... [2018-04-11 18:17:38,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8541d0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:17:38, skipping insertion in model container [2018-04-11 18:17:38,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 06:17:38" (1/1) ... [2018-04-11 18:17:38,517 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 18:17:38,539 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 18:17:38,679 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 18:17:38,726 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 18:17:38,733 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 170 non ball SCCs. Number of states in SCCs 170. [2018-04-11 18:17:38,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:17:38 WrapperNode [2018-04-11 18:17:38,787 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 18:17:38,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 18:17:38,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 18:17:38,787 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 18:17:38,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:17:38" (1/1) ... [2018-04-11 18:17:38,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:17:38" (1/1) ... [2018-04-11 18:17:38,810 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:17:38" (1/1) ... [2018-04-11 18:17:38,811 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:17:38" (1/1) ... [2018-04-11 18:17:38,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:17:38" (1/1) ... [2018-04-11 18:17:38,829 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:17:38" (1/1) ... [2018-04-11 18:17:38,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:17:38" (1/1) ... [2018-04-11 18:17:38,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 18:17:38,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 18:17:38,838 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 18:17:38,838 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 18:17:38,839 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:17:38" (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 [2018-04-11 18:17:38,936 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 18:17:38,937 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 18:17:38,937 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__calloc_model [2018-04-11 18:17:38,937 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die [2018-04-11 18:17:38,937 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__l4_insert [2018-04-11 18:17:38,937 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__l3_insert [2018-04-11 18:17:38,937 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__l2_insert [2018-04-11 18:17:38,937 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__l1_insert [2018-04-11 18:17:38,937 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__l0_insert [2018-04-11 18:17:38,937 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__l4_destroy [2018-04-11 18:17:38,937 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__l3_destroy [2018-04-11 18:17:38,937 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__l2_destroy [2018-04-11 18:17:38,937 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__l1_destroy [2018-04-11 18:17:38,937 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_memtrack_i__l0_destroy [2018-04-11 18:17:38,937 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 18:17:38,938 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-04-11 18:17:38,938 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-11 18:17:38,938 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 18:17:38,938 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 18:17:38,938 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 18:17:38,938 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 18:17:38,938 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 18:17:38,938 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 18:17:38,938 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 18:17:38,938 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 18:17:38,938 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 18:17:38,938 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 18:17:38,938 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 18:17:38,938 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 18:17:38,938 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 18:17:38,938 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 18:17:38,938 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 18:17:38,939 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 18:17:38,939 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 18:17:38,939 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 18:17:38,939 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 18:17:38,939 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 18:17:38,939 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 18:17:38,939 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 18:17:38,939 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 18:17:38,939 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 18:17:38,939 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 18:17:38,939 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 18:17:38,939 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 18:17:38,939 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 18:17:38,939 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 18:17:38,939 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 18:17:38,939 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 18:17:38,939 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 18:17:38,939 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 18:17:38,940 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 18:17:38,940 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 18:17:38,940 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 18:17:38,940 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 18:17:38,940 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 18:17:38,940 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 18:17:38,940 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 18:17:38,940 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 18:17:38,940 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 18:17:38,940 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 18:17:38,940 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 18:17:38,940 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 18:17:38,940 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 18:17:38,940 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 18:17:38,940 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 18:17:38,940 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 18:17:38,940 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 18:17:38,940 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 18:17:38,940 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 18:17:38,941 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 18:17:38,941 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 18:17:38,941 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 18:17:38,941 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 18:17:38,941 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 18:17:38,941 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 18:17:38,941 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 18:17:38,941 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 18:17:38,941 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 18:17:38,941 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 18:17:38,941 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 18:17:38,941 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 18:17:38,941 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-11 18:17:38,941 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 18:17:38,941 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 18:17:38,941 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 18:17:38,941 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 18:17:38,941 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 18:17:38,941 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 18:17:38,942 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 18:17:38,942 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 18:17:38,942 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 18:17:38,942 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 18:17:38,942 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 18:17:38,942 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 18:17:38,942 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 18:17:38,942 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 18:17:38,942 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 18:17:38,942 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 18:17:38,942 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 18:17:38,942 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 18:17:38,942 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 18:17:38,942 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 18:17:38,942 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 18:17:38,942 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 18:17:38,942 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 18:17:38,942 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 18:17:38,943 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 18:17:38,943 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 18:17:38,943 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 18:17:38,943 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 18:17:38,943 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 18:17:38,943 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 18:17:38,943 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 18:17:38,943 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 18:17:38,943 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 18:17:38,943 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 18:17:38,943 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 18:17:38,943 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 18:17:38,943 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-04-11 18:17:38,943 INFO L128 BoogieDeclarations]: Found specification of procedure memmove [2018-04-11 18:17:38,943 INFO L128 BoogieDeclarations]: Found specification of procedure memccpy [2018-04-11 18:17:38,943 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-04-11 18:17:38,943 INFO L128 BoogieDeclarations]: Found specification of procedure memcmp [2018-04-11 18:17:38,943 INFO L128 BoogieDeclarations]: Found specification of procedure memchr [2018-04-11 18:17:38,944 INFO L128 BoogieDeclarations]: Found specification of procedure strcpy [2018-04-11 18:17:38,944 INFO L128 BoogieDeclarations]: Found specification of procedure strncpy [2018-04-11 18:17:38,944 INFO L128 BoogieDeclarations]: Found specification of procedure strcat [2018-04-11 18:17:38,944 INFO L128 BoogieDeclarations]: Found specification of procedure strncat [2018-04-11 18:17:38,944 INFO L128 BoogieDeclarations]: Found specification of procedure strcmp [2018-04-11 18:17:38,944 INFO L128 BoogieDeclarations]: Found specification of procedure strncmp [2018-04-11 18:17:38,944 INFO L128 BoogieDeclarations]: Found specification of procedure strcoll [2018-04-11 18:17:38,944 INFO L128 BoogieDeclarations]: Found specification of procedure strxfrm [2018-04-11 18:17:38,944 INFO L128 BoogieDeclarations]: Found specification of procedure strcoll_l [2018-04-11 18:17:38,944 INFO L128 BoogieDeclarations]: Found specification of procedure strxfrm_l [2018-04-11 18:17:38,944 INFO L128 BoogieDeclarations]: Found specification of procedure strdup [2018-04-11 18:17:38,944 INFO L128 BoogieDeclarations]: Found specification of procedure strndup [2018-04-11 18:17:38,944 INFO L128 BoogieDeclarations]: Found specification of procedure strchr [2018-04-11 18:17:38,944 INFO L128 BoogieDeclarations]: Found specification of procedure strrchr [2018-04-11 18:17:38,944 INFO L128 BoogieDeclarations]: Found specification of procedure strcspn [2018-04-11 18:17:38,944 INFO L128 BoogieDeclarations]: Found specification of procedure strspn [2018-04-11 18:17:38,944 INFO L128 BoogieDeclarations]: Found specification of procedure strpbrk [2018-04-11 18:17:38,944 INFO L128 BoogieDeclarations]: Found specification of procedure strstr [2018-04-11 18:17:38,944 INFO L128 BoogieDeclarations]: Found specification of procedure strtok [2018-04-11 18:17:38,945 INFO L128 BoogieDeclarations]: Found specification of procedure __strtok_r [2018-04-11 18:17:38,945 INFO L128 BoogieDeclarations]: Found specification of procedure strtok_r [2018-04-11 18:17:38,945 INFO L128 BoogieDeclarations]: Found specification of procedure strlen [2018-04-11 18:17:38,945 INFO L128 BoogieDeclarations]: Found specification of procedure strnlen [2018-04-11 18:17:38,945 INFO L128 BoogieDeclarations]: Found specification of procedure strerror [2018-04-11 18:17:38,945 INFO L128 BoogieDeclarations]: Found specification of procedure strerror_r [2018-04-11 18:17:38,945 INFO L128 BoogieDeclarations]: Found specification of procedure strerror_l [2018-04-11 18:17:38,945 INFO L128 BoogieDeclarations]: Found specification of procedure __bzero [2018-04-11 18:17:38,945 INFO L128 BoogieDeclarations]: Found specification of procedure bcopy [2018-04-11 18:17:38,945 INFO L128 BoogieDeclarations]: Found specification of procedure bzero [2018-04-11 18:17:38,945 INFO L128 BoogieDeclarations]: Found specification of procedure bcmp [2018-04-11 18:17:38,945 INFO L128 BoogieDeclarations]: Found specification of procedure index [2018-04-11 18:17:38,945 INFO L128 BoogieDeclarations]: Found specification of procedure rindex [2018-04-11 18:17:38,945 INFO L128 BoogieDeclarations]: Found specification of procedure ffs [2018-04-11 18:17:38,945 INFO L128 BoogieDeclarations]: Found specification of procedure strcasecmp [2018-04-11 18:17:38,945 INFO L128 BoogieDeclarations]: Found specification of procedure strncasecmp [2018-04-11 18:17:38,945 INFO L128 BoogieDeclarations]: Found specification of procedure strsep [2018-04-11 18:17:38,945 INFO L128 BoogieDeclarations]: Found specification of procedure strsignal [2018-04-11 18:17:38,946 INFO L128 BoogieDeclarations]: Found specification of procedure __stpcpy [2018-04-11 18:17:38,946 INFO L128 BoogieDeclarations]: Found specification of procedure stpcpy [2018-04-11 18:17:38,946 INFO L128 BoogieDeclarations]: Found specification of procedure __stpncpy [2018-04-11 18:17:38,946 INFO L128 BoogieDeclarations]: Found specification of procedure stpncpy [2018-04-11 18:17:38,946 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__calloc_model [2018-04-11 18:17:38,946 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 18:17:38,946 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-04-11 18:17:38,946 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 18:17:38,946 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die [2018-04-11 18:17:38,946 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__l4_insert [2018-04-11 18:17:38,946 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-11 18:17:38,946 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-11 18:17:38,946 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__l3_insert [2018-04-11 18:17:38,946 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__l2_insert [2018-04-11 18:17:38,946 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__l1_insert [2018-04-11 18:17:38,946 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__l0_insert [2018-04-11 18:17:38,946 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__l4_destroy [2018-04-11 18:17:38,946 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 18:17:38,947 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__l3_destroy [2018-04-11 18:17:38,947 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__l2_destroy [2018-04-11 18:17:38,947 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__l1_destroy [2018-04-11 18:17:38,947 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_memtrack_i__l0_destroy [2018-04-11 18:17:38,947 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 18:17:38,947 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 18:17:38,947 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 18:17:39,357 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-11 18:17:39,549 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 18:17:39,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 06:17:39 BoogieIcfgContainer [2018-04-11 18:17:39,550 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 18:17:39,550 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 18:17:39,552 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 18:17:39,554 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 18:17:39,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 06:17:38" (1/3) ... [2018-04-11 18:17:39,555 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b32c7b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 06:17:39, skipping insertion in model container [2018-04-11 18:17:39,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:17:38" (2/3) ... [2018-04-11 18:17:39,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b32c7b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 06:17:39, skipping insertion in model container [2018-04-11 18:17:39,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 06:17:39" (3/3) ... [2018-04-11 18:17:39,557 INFO L107 eAbstractionObserver]: Analyzing ICFG test-0235_false-valid-memtrack.i [2018-04-11 18:17:39,566 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-11 18:17:39,573 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 81 error locations. [2018-04-11 18:17:39,609 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 18:17:39,609 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 18:17:39,610 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 18:17:39,610 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-04-11 18:17:39,610 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-11 18:17:39,610 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 18:17:39,610 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 18:17:39,610 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 18:17:39,610 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 18:17:39,611 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 18:17:39,624 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states. [2018-04-11 18:17:39,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-11 18:17:39,628 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:39,629 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-11 18:17:39,629 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:39,631 INFO L82 PathProgramCache]: Analyzing trace with hash 15212304, 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 [2018-04-11 18:17:39,639 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:39,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:39,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:17:39,688 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:17:39,688 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 18:17:39,689 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:39,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:17:39,689 INFO L182 omatonBuilderFactory]: Interpolants [280#true, 281#false, 282#(= 1 (select |#valid| |~#list~0.base|))] [2018-04-11 18:17:39,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:17:39,690 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 18:17:39,698 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 18:17:39,698 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 18:17:39,699 INFO L87 Difference]: Start difference. First operand 277 states. Second operand 3 states. [2018-04-11 18:17:39,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:39,987 INFO L93 Difference]: Finished difference Result 402 states and 454 transitions. [2018-04-11 18:17:39,988 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 18:17:39,989 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-04-11 18:17:39,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:40,001 INFO L225 Difference]: With dead ends: 402 [2018-04-11 18:17:40,002 INFO L226 Difference]: Without dead ends: 399 [2018-04-11 18:17:40,003 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 18:17:40,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 399 states. [2018-04-11 18:17:40,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 399 to 343. [2018-04-11 18:17:40,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 343 states. [2018-04-11 18:17:40,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 343 states and 418 transitions. [2018-04-11 18:17:40,052 INFO L78 Accepts]: Start accepts. Automaton has 343 states and 418 transitions. Word has length 4 [2018-04-11 18:17:40,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:40,052 INFO L459 AbstractCegarLoop]: Abstraction has 343 states and 418 transitions. [2018-04-11 18:17:40,052 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 18:17:40,052 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 418 transitions. [2018-04-11 18:17:40,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-11 18:17:40,052 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:40,052 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-11 18:17:40,052 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:40,053 INFO L82 PathProgramCache]: Analyzing trace with hash 15212305, 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 [2018-04-11 18:17:40,056 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:40,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:40,064 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-11 18:17:40,068 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:40,069 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:40,069 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:40,069 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:40,098 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 4) (store |c_#length| %1 4)) :qid itp)) :qid itp)) is different from true [2018-04-11 18:17:40,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:17:40,142 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:17:40,143 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 18:17:40,143 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:40,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:17:40,143 INFO L182 omatonBuilderFactory]: Interpolants [1028#true, 1029#false, 1030#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 4) (store |#length| %1 4)) :qid itp)) :qid itp)), 1031#(and (<= (+ |~#list~0.offset| 4) (select |#length| |~#list~0.base|)) (= 4 (select |#length| |~#list~0.base|)) (<= 0 |~#list~0.offset|))] [2018-04-11 18:17:40,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:17:40,144 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 18:17:40,147 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 18:17:40,147 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=4, Unknown=1, NotChecked=2, Total=12 [2018-04-11 18:17:40,148 INFO L87 Difference]: Start difference. First operand 343 states and 418 transitions. Second operand 4 states. [2018-04-11 18:17:40,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:40,279 INFO L93 Difference]: Finished difference Result 350 states and 428 transitions. [2018-04-11 18:17:40,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 18:17:40,279 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-04-11 18:17:40,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:40,281 INFO L225 Difference]: With dead ends: 350 [2018-04-11 18:17:40,281 INFO L226 Difference]: Without dead ends: 350 [2018-04-11 18:17:40,283 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=4, Unknown=1, NotChecked=2, Total=12 [2018-04-11 18:17:40,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 350 states. [2018-04-11 18:17:40,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 350 to 342. [2018-04-11 18:17:40,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 342 states. [2018-04-11 18:17:40,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 417 transitions. [2018-04-11 18:17:40,301 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 417 transitions. Word has length 4 [2018-04-11 18:17:40,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:40,302 INFO L459 AbstractCegarLoop]: Abstraction has 342 states and 417 transitions. [2018-04-11 18:17:40,302 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 18:17:40,302 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 417 transitions. [2018-04-11 18:17:40,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-11 18:17:40,302 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:40,302 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:40,302 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:40,302 INFO L82 PathProgramCache]: Analyzing trace with hash -113768880, 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 [2018-04-11 18:17:40,305 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:40,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:40,317 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-11 18:17:40,318 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:40,318 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:40,318 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:40,319 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:40,322 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |c_#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)) is different from true [2018-04-11 18:17:40,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:40,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:17:40,390 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:17:40,390 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 18:17:40,390 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:40,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:17:40,391 INFO L182 omatonBuilderFactory]: Interpolants [1731#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)), 1732#(= 1 (select |#valid| |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#t~malloc0.base|)), 1733#(= 1 (select |#valid| __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~ptr~0.base)), 1734#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 1724#true, 1725#false] [2018-04-11 18:17:40,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:17:40,391 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 18:17:40,391 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 18:17:40,391 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-11 18:17:40,391 INFO L87 Difference]: Start difference. First operand 342 states and 417 transitions. Second operand 6 states. [2018-04-11 18:17:40,453 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_~#list~0.base| |c_old(~#list~0.base)|) (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |c_#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)) (= |c_#valid| |c_old(#valid)|) (= |c_~#list~0.offset| |c_old(~#list~0.offset)|) (= |c_#NULL.base| |c_old(#NULL.base)|) (= |c_#NULL.offset| |c_old(#NULL.offset)|) (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_old(#length)| |c_#length|) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|)) is different from false [2018-04-11 18:17:41,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:41,151 INFO L93 Difference]: Finished difference Result 442 states and 533 transitions. [2018-04-11 18:17:41,151 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 18:17:41,152 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2018-04-11 18:17:41,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:41,154 INFO L225 Difference]: With dead ends: 442 [2018-04-11 18:17:41,154 INFO L226 Difference]: Without dead ends: 442 [2018-04-11 18:17:41,155 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=21, Unknown=2, NotChecked=18, Total=56 [2018-04-11 18:17:41,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 442 states. [2018-04-11 18:17:41,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 442 to 386. [2018-04-11 18:17:41,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 386 states. [2018-04-11 18:17:41,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 493 transitions. [2018-04-11 18:17:41,170 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 493 transitions. Word has length 17 [2018-04-11 18:17:41,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:41,170 INFO L459 AbstractCegarLoop]: Abstraction has 386 states and 493 transitions. [2018-04-11 18:17:41,170 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 18:17:41,171 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 493 transitions. [2018-04-11 18:17:41,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-11 18:17:41,171 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:41,171 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:41,172 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:41,172 INFO L82 PathProgramCache]: Analyzing trace with hash -113768879, 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 [2018-04-11 18:17:41,175 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:41,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:41,193 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier WARNING: array quantifier [2018-04-11 18:17:41,204 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:41,204 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:41,204 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:41,204 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:41,214 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:41,214 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:41,215 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:41,215 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:41,219 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-11 18:17:41,219 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 18:17:41,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:41,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:17:41,337 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:17:41,337 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-11 18:17:41,337 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:41,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:17:41,338 INFO L182 omatonBuilderFactory]: Interpolants [2576#(exists ((%0 (Array Int Int))) (! (and (forall ((%1 Int)) (! (= (store %0 %1 8) (store |#length| %1 8)) :qid itp)) (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 8) (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1)) :qid itp)), 2577#(exists ((%0 (Array Int Int))) (! (and (= (ite (<= (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296) 2147483647) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296) (+ (- 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))) 8) (forall ((%1 Int)) (! (= (store %0 %1 8) (store |#length| %1 8)) :qid itp))) :qid itp)), 2578#(and (= (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296) 8) (= 0 |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#t~malloc0.offset|) (= 8 (select |#length| |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#t~malloc0.base|))), 2579#(and (<= 0 __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~ptr~0.offset) (or (<= (+ __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~ptr~0.offset (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)) (select |#length| __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~ptr~0.base)) (and (<= (+ __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~ptr~0.offset (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)) (+ (select |#length| __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~ptr~0.base) 4294967296)) (< 2147483647 (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))))), 2580#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 2567#true, 2568#false, 2574#(= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8), 2575#(= 8 __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size)] [2018-04-11 18:17:41,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:17:41,338 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-11 18:17:41,338 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-11 18:17:41,338 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=55, Unknown=2, NotChecked=0, Total=72 [2018-04-11 18:17:41,338 INFO L87 Difference]: Start difference. First operand 386 states and 493 transitions. Second operand 9 states. [2018-04-11 18:17:41,464 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_~#list~0.base| |c_old(~#list~0.base)|) (= |c_#valid| |c_old(#valid)|) (= |c_~#list~0.offset| |c_old(~#list~0.offset)|) (= |c_#NULL.base| |c_old(#NULL.base)|) (= |c_#NULL.offset| |c_old(#NULL.offset)|) (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (exists ((%0 (Array Int Int))) (! (and (= (let ((.cse0 (mod (* (mod c___U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod c___U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) 8) (forall ((%1 Int)) (! (= (store %0 %1 8) (store |c_#length| %1 8)) :qid itp))) :qid itp)) (= |c_old(#length)| |c_#length|) (exists ((%0 (Array Int Int))) (! (and (forall ((%1 Int)) (! (= (store %0 %1 8) (store |c_#length| %1 8)) :qid itp)) (= |c___U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 8) (= |c___U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1)) :qid itp)) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|)) is different from false [2018-04-11 18:17:42,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:42,662 INFO L93 Difference]: Finished difference Result 455 states and 547 transitions. [2018-04-11 18:17:42,662 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-11 18:17:42,662 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 17 [2018-04-11 18:17:42,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:42,665 INFO L225 Difference]: With dead ends: 455 [2018-04-11 18:17:42,665 INFO L226 Difference]: Without dead ends: 455 [2018-04-11 18:17:42,665 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=138, Unknown=8, NotChecked=24, Total=210 [2018-04-11 18:17:42,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 455 states. [2018-04-11 18:17:42,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 455 to 399. [2018-04-11 18:17:42,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 399 states. [2018-04-11 18:17:42,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 506 transitions. [2018-04-11 18:17:42,677 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 506 transitions. Word has length 17 [2018-04-11 18:17:42,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:42,678 INFO L459 AbstractCegarLoop]: Abstraction has 399 states and 506 transitions. [2018-04-11 18:17:42,678 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-11 18:17:42,678 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 506 transitions. [2018-04-11 18:17:42,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-04-11 18:17:42,681 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:42,681 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:42,681 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:42,681 INFO L82 PathProgramCache]: Analyzing trace with hash 1849122761, 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 [2018-04-11 18:17:42,685 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:42,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:42,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:43,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:43,091 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-04-11 18:17:43,111 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:17:43,111 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-11 18:17:43,111 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:43,112 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-04-11 18:17:43,112 INFO L182 omatonBuilderFactory]: Interpolants [3635#(or (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) 8)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))), 3636#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 3637#(<= |#Ultimate.C_memset_#amount| 0), 3447#true, 3448#false, 3544#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 3545#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 3563#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 3628#(not (= 8 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 3629#(and (or (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))) (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))), 3615#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)) (and (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8)) (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8))))] [2018-04-11 18:17:43,112 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-04-11 18:17:43,112 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 18:17:43,112 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 18:17:43,113 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-04-11 18:17:43,113 INFO L87 Difference]: Start difference. First operand 399 states and 506 transitions. Second operand 11 states. [2018-04-11 18:17:44,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:44,915 INFO L93 Difference]: Finished difference Result 469 states and 560 transitions. [2018-04-11 18:17:44,916 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-11 18:17:44,916 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 129 [2018-04-11 18:17:44,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:44,918 INFO L225 Difference]: With dead ends: 469 [2018-04-11 18:17:44,918 INFO L226 Difference]: Without dead ends: 462 [2018-04-11 18:17:44,919 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=86, Invalid=334, Unknown=0, NotChecked=0, Total=420 [2018-04-11 18:17:44,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 462 states. [2018-04-11 18:17:44,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 462 to 402. [2018-04-11 18:17:44,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 402 states. [2018-04-11 18:17:44,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 510 transitions. [2018-04-11 18:17:44,931 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 510 transitions. Word has length 129 [2018-04-11 18:17:44,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:44,931 INFO L459 AbstractCegarLoop]: Abstraction has 402 states and 510 transitions. [2018-04-11 18:17:44,931 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 18:17:44,932 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 510 transitions. [2018-04-11 18:17:44,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-04-11 18:17:44,933 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:44,933 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:44,933 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:44,934 INFO L82 PathProgramCache]: Analyzing trace with hash 1462289545, 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) [2018-04-11 18:17:44,937 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:44,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:45,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:45,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:45,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:45,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:45,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:45,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:45,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:45,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:45,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:45,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:45,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:45,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:45,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:45,253 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 30 proven. 69 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-04-11 18:17:45,275 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:45,275 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-04-11 18:17:45,275 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:45,276 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-04-11 18:17:45,276 INFO L182 omatonBuilderFactory]: Interpolants [4656#(not (= 8 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 4657#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 4530#true, 4658#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 4531#false, 4659#(or (and (<= |#Ultimate.C_memset_#amount| 1) (<= |#Ultimate.C_memset_#amount| |#Ultimate.C_memset_#t~loopctr36|)) (and (< 1 |#Ultimate.C_memset_#amount|) (< |#Ultimate.C_memset_#t~loopctr36| |#Ultimate.C_memset_#amount|))), 4660#(<= |#Ultimate.C_memset_#amount| 1), 4632#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 4648#(not (= 8 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 4633#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 4649#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 4634#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)) (and (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8)) (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8))))] [2018-04-11 18:17:45,276 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 30 proven. 69 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-04-11 18:17:45,276 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-11 18:17:45,276 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-11 18:17:45,276 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2018-04-11 18:17:45,276 INFO L87 Difference]: Start difference. First operand 402 states and 510 transitions. Second operand 12 states. [2018-04-11 18:17:46,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:46,353 INFO L93 Difference]: Finished difference Result 475 states and 567 transitions. [2018-04-11 18:17:46,354 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-11 18:17:46,354 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 134 [2018-04-11 18:17:46,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:46,356 INFO L225 Difference]: With dead ends: 475 [2018-04-11 18:17:46,356 INFO L226 Difference]: Without dead ends: 468 [2018-04-11 18:17:46,356 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=99, Invalid=453, Unknown=0, NotChecked=0, Total=552 [2018-04-11 18:17:46,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2018-04-11 18:17:46,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 403. [2018-04-11 18:17:46,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 403 states. [2018-04-11 18:17:46,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 512 transitions. [2018-04-11 18:17:46,366 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 512 transitions. Word has length 134 [2018-04-11 18:17:46,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:46,366 INFO L459 AbstractCegarLoop]: Abstraction has 403 states and 512 transitions. [2018-04-11 18:17:46,366 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-11 18:17:46,367 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 512 transitions. [2018-04-11 18:17:46,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-04-11 18:17:46,368 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:46,368 INFO L355 BasicCegarLoop]: trace histogram [10, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:46,368 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:46,368 INFO L82 PathProgramCache]: Analyzing trace with hash -735145015, now seen corresponding path program 2 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 [2018-04-11 18:17:46,371 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:46,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:46,687 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 30 proven. 91 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-04-11 18:17:46,703 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:46,703 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2018-04-11 18:17:46,703 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:46,703 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-04-11 18:17:46,704 INFO L182 omatonBuilderFactory]: Interpolants [5764#(not (= 8 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 5765#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 5640#true, 5641#false, 5773#(not (= 8 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 5774#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 5775#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 5776#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 5777#(or (and (<= |#Ultimate.C_memset_#amount| |#Ultimate.C_memset_#t~loopctr36|) (<= |#Ultimate.C_memset_#amount| 2)) (and (< 2 |#Ultimate.C_memset_#amount|) (< |#Ultimate.C_memset_#t~loopctr36| |#Ultimate.C_memset_#amount|))), 5778#(<= |#Ultimate.C_memset_#amount| 2), 5747#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 5748#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 5749#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)) (and (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8)) (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8))))] [2018-04-11 18:17:46,704 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 30 proven. 91 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-04-11 18:17:46,704 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-11 18:17:46,704 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-11 18:17:46,704 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2018-04-11 18:17:46,704 INFO L87 Difference]: Start difference. First operand 403 states and 512 transitions. Second operand 13 states. [2018-04-11 18:17:47,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:47,943 INFO L93 Difference]: Finished difference Result 478 states and 571 transitions. [2018-04-11 18:17:47,943 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-11 18:17:47,943 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 139 [2018-04-11 18:17:47,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:47,944 INFO L225 Difference]: With dead ends: 478 [2018-04-11 18:17:47,944 INFO L226 Difference]: Without dead ends: 471 [2018-04-11 18:17:47,945 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=107, Invalid=543, Unknown=0, NotChecked=0, Total=650 [2018-04-11 18:17:47,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 471 states. [2018-04-11 18:17:47,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 471 to 404. [2018-04-11 18:17:47,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 404 states. [2018-04-11 18:17:47,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 404 states and 514 transitions. [2018-04-11 18:17:47,954 INFO L78 Accepts]: Start accepts. Automaton has 404 states and 514 transitions. Word has length 139 [2018-04-11 18:17:47,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:47,954 INFO L459 AbstractCegarLoop]: Abstraction has 404 states and 514 transitions. [2018-04-11 18:17:47,954 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-11 18:17:47,954 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 514 transitions. [2018-04-11 18:17:47,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-04-11 18:17:47,956 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:47,956 INFO L355 BasicCegarLoop]: trace histogram [15, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:47,956 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:47,956 INFO L82 PathProgramCache]: Analyzing trace with hash 79993993, now seen corresponding path program 3 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 [2018-04-11 18:17:47,962 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:48,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:48,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:48,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:48,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:48,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:48,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:48,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:48,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:48,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:48,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:48,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:48,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:48,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:48,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:48,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:48,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:48,244 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 30 proven. 122 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-04-11 18:17:48,262 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:48,262 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-11 18:17:48,262 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:48,263 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-04-11 18:17:48,263 INFO L182 omatonBuilderFactory]: Interpolants [6912#(not (= 8 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 6913#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 6914#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 6915#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 6884#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 6916#(= |#Ultimate.C_memset_#t~loopctr36| 2), 6885#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 6917#(or (and (< 3 |#Ultimate.C_memset_#amount|) (< |#Ultimate.C_memset_#t~loopctr36| |#Ultimate.C_memset_#amount|)) (and (<= |#Ultimate.C_memset_#amount| 3) (<= |#Ultimate.C_memset_#amount| |#Ultimate.C_memset_#t~loopctr36|))), 6886#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)) (and (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8)) (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)))), 6918#(<= |#Ultimate.C_memset_#amount| 3), 6772#true, 6773#false, 6902#(not (= 8 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 6903#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-11 18:17:48,263 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 30 proven. 122 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-04-11 18:17:48,263 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-11 18:17:48,263 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-11 18:17:48,263 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2018-04-11 18:17:48,264 INFO L87 Difference]: Start difference. First operand 404 states and 514 transitions. Second operand 14 states. [2018-04-11 18:17:49,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:49,507 INFO L93 Difference]: Finished difference Result 481 states and 575 transitions. [2018-04-11 18:17:49,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-11 18:17:49,508 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 144 [2018-04-11 18:17:49,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:49,509 INFO L225 Difference]: With dead ends: 481 [2018-04-11 18:17:49,509 INFO L226 Difference]: Without dead ends: 474 [2018-04-11 18:17:49,510 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=641, Unknown=0, NotChecked=0, Total=756 [2018-04-11 18:17:49,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 474 states. [2018-04-11 18:17:49,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 474 to 405. [2018-04-11 18:17:49,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 405 states. [2018-04-11 18:17:49,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 516 transitions. [2018-04-11 18:17:49,519 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 516 transitions. Word has length 144 [2018-04-11 18:17:49,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:49,519 INFO L459 AbstractCegarLoop]: Abstraction has 405 states and 516 transitions. [2018-04-11 18:17:49,519 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-11 18:17:49,520 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 516 transitions. [2018-04-11 18:17:49,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-04-11 18:17:49,521 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:49,521 INFO L355 BasicCegarLoop]: trace histogram [20, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:49,521 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:49,521 INFO L82 PathProgramCache]: Analyzing trace with hash 1080674249, now seen corresponding path program 4 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:49,528 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:49,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:49,865 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 30 proven. 162 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2018-04-11 18:17:49,891 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:49,892 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-11 18:17:49,892 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:49,892 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-04-11 18:17:49,893 INFO L182 omatonBuilderFactory]: Interpolants [8073#(not (= 8 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 8074#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 8043#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 8075#(= |#Ultimate.C_memset_#t~loopctr36| 0), 8044#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 8076#(<= |#Ultimate.C_memset_#t~loopctr36| 1), 8045#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)) (and (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8)) (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)))), 8077#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 8078#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 8079#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 8080#(not (= 8 |#Ultimate.C_memset_#amount|)), 7926#true, 7927#false, 8062#(not (= 8 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 8063#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-11 18:17:49,893 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 30 proven. 162 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2018-04-11 18:17:49,893 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-11 18:17:49,893 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-11 18:17:49,893 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2018-04-11 18:17:49,894 INFO L87 Difference]: Start difference. First operand 405 states and 516 transitions. Second operand 15 states. [2018-04-11 18:17:51,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:51,279 INFO L93 Difference]: Finished difference Result 484 states and 579 transitions. [2018-04-11 18:17:51,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-11 18:17:51,279 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 149 [2018-04-11 18:17:51,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:51,281 INFO L225 Difference]: With dead ends: 484 [2018-04-11 18:17:51,281 INFO L226 Difference]: Without dead ends: 477 [2018-04-11 18:17:51,281 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=149, Invalid=721, Unknown=0, NotChecked=0, Total=870 [2018-04-11 18:17:51,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 477 states. [2018-04-11 18:17:51,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 477 to 406. [2018-04-11 18:17:51,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 406 states. [2018-04-11 18:17:51,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 518 transitions. [2018-04-11 18:17:51,291 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 518 transitions. Word has length 149 [2018-04-11 18:17:51,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:51,291 INFO L459 AbstractCegarLoop]: Abstraction has 406 states and 518 transitions. [2018-04-11 18:17:51,291 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-11 18:17:51,291 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 518 transitions. [2018-04-11 18:17:51,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-04-11 18:17:51,293 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:51,293 INFO L355 BasicCegarLoop]: trace histogram [25, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:51,293 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:51,294 INFO L82 PathProgramCache]: Analyzing trace with hash 1161589897, now seen corresponding path program 5 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:51,299 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:51,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:51,608 INFO L134 CoverageAnalysis]: Checked inductivity of 635 backedges. 30 proven. 211 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2018-04-11 18:17:51,626 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:51,626 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-11 18:17:51,626 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:51,626 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-04-11 18:17:51,627 INFO L182 omatonBuilderFactory]: Interpolants [9224#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 9256#(not (= 8 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 9225#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 9257#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 9226#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)) (and (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8)) (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)))), 9258#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 9259#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 9260#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 9261#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 9102#true, 9262#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 9103#false, 9263#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 9264#(not (= 8 |#Ultimate.C_memset_#amount|)), 9244#(not (= 8 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 9245#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-11 18:17:51,627 INFO L134 CoverageAnalysis]: Checked inductivity of 635 backedges. 30 proven. 211 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2018-04-11 18:17:51,627 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-11 18:17:51,627 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-11 18:17:51,628 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2018-04-11 18:17:51,628 INFO L87 Difference]: Start difference. First operand 406 states and 518 transitions. Second operand 16 states. [2018-04-11 18:17:52,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:52,951 INFO L93 Difference]: Finished difference Result 487 states and 583 transitions. [2018-04-11 18:17:52,951 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-11 18:17:52,951 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 154 [2018-04-11 18:17:52,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:52,953 INFO L225 Difference]: With dead ends: 487 [2018-04-11 18:17:52,953 INFO L226 Difference]: Without dead ends: 480 [2018-04-11 18:17:52,953 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=167, Invalid=825, Unknown=0, NotChecked=0, Total=992 [2018-04-11 18:17:52,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2018-04-11 18:17:52,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 407. [2018-04-11 18:17:52,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 407 states. [2018-04-11 18:17:52,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 520 transitions. [2018-04-11 18:17:52,959 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 520 transitions. Word has length 154 [2018-04-11 18:17:52,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:52,959 INFO L459 AbstractCegarLoop]: Abstraction has 407 states and 520 transitions. [2018-04-11 18:17:52,959 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-11 18:17:52,959 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 520 transitions. [2018-04-11 18:17:52,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-04-11 18:17:52,961 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:52,961 INFO L355 BasicCegarLoop]: trace histogram [30, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:52,961 INFO L408 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:52,961 INFO L82 PathProgramCache]: Analyzing trace with hash 1833499593, now seen corresponding path program 6 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:52,968 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:53,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:53,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:53,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:53,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:53,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:53,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:53,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:53,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:53,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:53,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:53,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:53,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:53,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:53,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:53,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:53,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:53,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:53,315 INFO L134 CoverageAnalysis]: Checked inductivity of 795 backedges. 30 proven. 269 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2018-04-11 18:17:53,333 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:53,334 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-11 18:17:53,334 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:53,334 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-04-11 18:17:53,334 INFO L182 omatonBuilderFactory]: Interpolants [10464#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 10465#(= |#Ultimate.C_memset_#t~loopctr36| 2), 10466#(= |#Ultimate.C_memset_#t~loopctr36| 3), 10467#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 10468#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 10469#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 10470#(not (= 8 |#Ultimate.C_memset_#amount|)), 10448#(not (= 8 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 10449#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 10427#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 10300#true, 10428#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 10301#false, 10429#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)) (and (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8)) (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)))), 10461#(not (= 8 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 10462#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 10463#(= 0 |#Ultimate.C_memset_#t~loopctr36|)] [2018-04-11 18:17:53,334 INFO L134 CoverageAnalysis]: Checked inductivity of 795 backedges. 30 proven. 269 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2018-04-11 18:17:53,334 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-11 18:17:53,335 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-11 18:17:53,335 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2018-04-11 18:17:53,335 INFO L87 Difference]: Start difference. First operand 407 states and 520 transitions. Second operand 17 states. [2018-04-11 18:17:54,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:54,746 INFO L93 Difference]: Finished difference Result 490 states and 587 transitions. [2018-04-11 18:17:54,746 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-11 18:17:54,746 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 159 [2018-04-11 18:17:54,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:54,748 INFO L225 Difference]: With dead ends: 490 [2018-04-11 18:17:54,748 INFO L226 Difference]: Without dead ends: 483 [2018-04-11 18:17:54,749 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=175, Invalid=947, Unknown=0, NotChecked=0, Total=1122 [2018-04-11 18:17:54,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2018-04-11 18:17:54,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 408. [2018-04-11 18:17:54,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2018-04-11 18:17:54,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 522 transitions. [2018-04-11 18:17:54,760 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 522 transitions. Word has length 159 [2018-04-11 18:17:54,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:54,760 INFO L459 AbstractCegarLoop]: Abstraction has 408 states and 522 transitions. [2018-04-11 18:17:54,760 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-11 18:17:54,761 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 522 transitions. [2018-04-11 18:17:54,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-04-11 18:17:54,762 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:54,762 INFO L355 BasicCegarLoop]: trace histogram [35, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:54,762 INFO L408 AbstractCegarLoop]: === Iteration 12 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:54,763 INFO L82 PathProgramCache]: Analyzing trace with hash -1339011959, now seen corresponding path program 7 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:54,773 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:54,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:54,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:55,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:55,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:55,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:55,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:55,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:55,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:55,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:55,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:55,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:55,090 INFO L134 CoverageAnalysis]: Checked inductivity of 980 backedges. 30 proven. 336 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2018-04-11 18:17:55,107 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:55,107 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-11 18:17:55,107 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:55,108 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-04-11 18:17:55,108 INFO L182 omatonBuilderFactory]: Interpolants [11520#true, 11521#false, 11652#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 11653#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 11654#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)) (and (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 8)) (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 8)))), 11688#(not (= 8 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 11689#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 11690#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 11691#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 11692#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 11693#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 11694#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 11695#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 11696#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 11697#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 11698#(not (= 8 |#Ultimate.C_memset_#amount|)), 11674#(not (= 8 |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size|)), 11675#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-11 18:17:55,108 INFO L134 CoverageAnalysis]: Checked inductivity of 980 backedges. 30 proven. 336 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2018-04-11 18:17:55,108 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-11 18:17:55,108 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-11 18:17:55,109 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2018-04-11 18:17:55,109 INFO L87 Difference]: Start difference. First operand 408 states and 522 transitions. Second operand 18 states. [2018-04-11 18:17:56,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:56,561 INFO L93 Difference]: Finished difference Result 493 states and 591 transitions. [2018-04-11 18:17:56,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-11 18:17:56,561 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 164 [2018-04-11 18:17:56,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:56,563 INFO L225 Difference]: With dead ends: 493 [2018-04-11 18:17:56,563 INFO L226 Difference]: Without dead ends: 486 [2018-04-11 18:17:56,563 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 174 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=220, Invalid=1040, Unknown=0, NotChecked=0, Total=1260 [2018-04-11 18:17:56,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states. [2018-04-11 18:17:56,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 409. [2018-04-11 18:17:56,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 409 states. [2018-04-11 18:17:56,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 524 transitions. [2018-04-11 18:17:56,568 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 524 transitions. Word has length 164 [2018-04-11 18:17:56,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:56,568 INFO L459 AbstractCegarLoop]: Abstraction has 409 states and 524 transitions. [2018-04-11 18:17:56,568 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-11 18:17:56,568 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 524 transitions. [2018-04-11 18:17:56,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-04-11 18:17:56,569 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:56,569 INFO L355 BasicCegarLoop]: trace histogram [40, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:56,569 INFO L408 AbstractCegarLoop]: === Iteration 13 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:56,569 INFO L82 PathProgramCache]: Analyzing trace with hash 1965830089, now seen corresponding path program 8 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:56,571 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:56,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,619 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier WARNING: array quantifier WARNING: array quantifier [2018-04-11 18:17:56,625 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:56,625 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:56,625 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:56,625 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:56,632 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:56,632 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:56,633 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:56,633 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:17:56,636 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-11 18:17:56,636 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 18:17:56,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:56,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 1160 trivial. 0 not checked. [2018-04-11 18:17:56,831 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:17:56,831 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-04-11 18:17:56,831 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:56,831 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-04-11 18:17:56,831 INFO L182 omatonBuilderFactory]: Interpolants [12899#(= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119), 12900#(= 119 __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size), 12901#(exists ((%0 (Array Int Int))) (! (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 119) (forall ((%1 Int)) (! (= (store %0 %1 119) (store |#length| %1 119)) :qid itp)) (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1)) :qid itp)), 12902#(exists ((%0 (Array Int Int))) (! (and (= (ite (<= (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296) 2147483647) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296) (+ (- 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))) 119) (forall ((%1 Int)) (! (= (store %0 %1 119) (store |#length| %1 119)) :qid itp))) :qid itp)), 12903#(and (= 0 |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#t~malloc0.offset|) (= (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296) 119) (= 119 (select |#length| |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#t~malloc0.base|))), 12904#(and (<= 0 __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~ptr~0.offset) (or (<= (+ __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~ptr~0.offset (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)) (select |#length| __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~ptr~0.base)) (and (<= (+ __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~ptr~0.offset (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)) (+ (select |#length| __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~ptr~0.base) 4294967296)) (< 2147483647 (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))))), 12905#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 12762#true, 12906#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 12763#false, 12940#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:17:56,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 1160 trivial. 0 not checked. [2018-04-11 18:17:56,832 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 18:17:56,832 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 18:17:56,832 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=87, Unknown=1, NotChecked=0, Total=110 [2018-04-11 18:17:56,832 INFO L87 Difference]: Start difference. First operand 409 states and 524 transitions. Second operand 11 states. [2018-04-11 18:17:57,000 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_~#list~0.base| |c_old(~#list~0.base)|) (exists ((%0 (Array Int Int))) (! (and (= (let ((.cse0 (mod (* (mod c___U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod c___U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) 119) (forall ((%1 Int)) (! (= (store %0 %1 119) (store |c_#length| %1 119)) :qid itp))) :qid itp)) (= |c_#valid| |c_old(#valid)|) (= |c_~#list~0.offset| |c_old(~#list~0.offset)|) (= |c_#NULL.base| |c_old(#NULL.base)|) (= |c_#NULL.offset| |c_old(#NULL.offset)|) (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (exists ((%0 (Array Int Int))) (! (and (= |c___U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 119) (forall ((%1 Int)) (! (= (store %0 %1 119) (store |c_#length| %1 119)) :qid itp)) (= |c___U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1)) :qid itp)) (= |c_old(#length)| |c_#length|) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|)) is different from false [2018-04-11 18:17:57,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:17:57,817 INFO L93 Difference]: Finished difference Result 463 states and 561 transitions. [2018-04-11 18:17:57,817 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-11 18:17:57,817 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 169 [2018-04-11 18:17:57,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:17:57,820 INFO L225 Difference]: With dead ends: 463 [2018-04-11 18:17:57,820 INFO L226 Difference]: Without dead ends: 463 [2018-04-11 18:17:57,820 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=186, Unknown=5, NotChecked=28, Total=272 [2018-04-11 18:17:57,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2018-04-11 18:17:57,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 408. [2018-04-11 18:17:57,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2018-04-11 18:17:57,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 523 transitions. [2018-04-11 18:17:57,830 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 523 transitions. Word has length 169 [2018-04-11 18:17:57,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:17:57,830 INFO L459 AbstractCegarLoop]: Abstraction has 408 states and 523 transitions. [2018-04-11 18:17:57,831 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 18:17:57,831 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 523 transitions. [2018-04-11 18:17:57,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-04-11 18:17:57,831 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:17:57,832 INFO L355 BasicCegarLoop]: trace histogram [40, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:17:57,832 INFO L408 AbstractCegarLoop]: === Iteration 14 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:17:57,832 INFO L82 PathProgramCache]: Analyzing trace with hash -1330166687, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:17:57,836 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:17:57,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:57,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:57,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:57,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:57,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:57,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:57,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:57,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:57,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:57,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:57,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:57,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:57,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:57,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:57,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:17:58,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1290 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:58,097 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:17:58,098 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-11 18:17:58,098 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:17:58,098 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:17:58,098 INFO L182 omatonBuilderFactory]: Interpolants [14112#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 14146#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 13956#true, 14292#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 13957#false, 14293#(and (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size|)), 14279#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 14299#(or (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 119)) (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) 1))), 14300#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 14301#(<= |#Ultimate.C_memset_#amount| 0), 14111#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:17:58,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1290 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:17:58,099 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 18:17:58,099 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 18:17:58,099 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-04-11 18:17:58,099 INFO L87 Difference]: Start difference. First operand 408 states and 523 transitions. Second operand 11 states. [2018-04-11 18:18:01,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:01,109 INFO L93 Difference]: Finished difference Result 470 states and 567 transitions. [2018-04-11 18:18:01,109 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-11 18:18:01,109 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 182 [2018-04-11 18:18:01,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:01,111 INFO L225 Difference]: With dead ends: 470 [2018-04-11 18:18:01,111 INFO L226 Difference]: Without dead ends: 461 [2018-04-11 18:18:01,111 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=109, Invalid=443, Unknown=0, NotChecked=0, Total=552 [2018-04-11 18:18:01,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2018-04-11 18:18:01,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 408. [2018-04-11 18:18:01,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2018-04-11 18:18:01,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 522 transitions. [2018-04-11 18:18:01,116 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 522 transitions. Word has length 182 [2018-04-11 18:18:01,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:01,116 INFO L459 AbstractCegarLoop]: Abstraction has 408 states and 522 transitions. [2018-04-11 18:18:01,116 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 18:18:01,117 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 522 transitions. [2018-04-11 18:18:01,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-04-11 18:18:01,117 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:01,117 INFO L355 BasicCegarLoop]: trace histogram [41, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:01,117 INFO L408 AbstractCegarLoop]: === Iteration 15 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:01,117 INFO L82 PathProgramCache]: Analyzing trace with hash -1399599823, now seen corresponding path program 2 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:01,124 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:01,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:01,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1336 backedges. 155 proven. 1 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:01,443 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:01,443 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-04-11 18:18:01,443 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:01,443 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:01,443 INFO L182 omatonBuilderFactory]: Interpolants [15552#(or (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))), 15553#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 15362#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 15554#(and (or (and (<= |#Ultimate.C_memset_#amount| 1) (<= |#Ultimate.C_memset_#amount| |#Ultimate.C_memset_#t~loopctr36|)) (and (< 1 |#Ultimate.C_memset_#amount|) (< |#Ultimate.C_memset_#t~loopctr36| |#Ultimate.C_memset_#amount|))) (< 0 |#Ultimate.C_memset_#amount|)), 15363#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 15555#(= 1 |#Ultimate.C_memset_#amount|), 15397#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 15206#true, 15207#false, 15544#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 15545#(and (or (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))) (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))), 15530#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119))))] [2018-04-11 18:18:01,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1336 backedges. 155 proven. 1 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:01,444 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-11 18:18:01,444 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-11 18:18:01,444 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2018-04-11 18:18:01,444 INFO L87 Difference]: Start difference. First operand 408 states and 522 transitions. Second operand 12 states. [2018-04-11 18:18:02,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:02,872 INFO L93 Difference]: Finished difference Result 470 states and 566 transitions. [2018-04-11 18:18:02,872 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-11 18:18:02,872 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 183 [2018-04-11 18:18:02,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:02,874 INFO L225 Difference]: With dead ends: 470 [2018-04-11 18:18:02,874 INFO L226 Difference]: Without dead ends: 461 [2018-04-11 18:18:02,874 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=75, Invalid=345, Unknown=0, NotChecked=0, Total=420 [2018-04-11 18:18:02,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2018-04-11 18:18:02,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 408. [2018-04-11 18:18:02,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2018-04-11 18:18:02,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 521 transitions. [2018-04-11 18:18:02,885 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 521 transitions. Word has length 183 [2018-04-11 18:18:02,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:02,885 INFO L459 AbstractCegarLoop]: Abstraction has 408 states and 521 transitions. [2018-04-11 18:18:02,885 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-11 18:18:02,885 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 521 transitions. [2018-04-11 18:18:02,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-04-11 18:18:02,886 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:02,886 INFO L355 BasicCegarLoop]: trace histogram [42, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:02,886 INFO L408 AbstractCegarLoop]: === Iteration 16 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:02,886 INFO L82 PathProgramCache]: Analyzing trace with hash 742940257, now seen corresponding path program 3 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:02,889 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:02,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:02,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:02,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:02,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:02,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:02,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:02,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:03,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:03,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:03,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:03,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:03,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:03,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:03,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:03,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:03,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:03,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:03,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:03,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:03,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1383 backedges. 200 proven. 3 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:03,232 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:03,232 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2018-04-11 18:18:03,232 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:03,232 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:03,233 INFO L182 omatonBuilderFactory]: Interpolants [16609#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 16801#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 16610#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 16802#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 16803#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 16452#true, 16644#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 16804#(= |#Ultimate.C_memset_#t~loopctr36| 2), 16453#false, 16805#(not (= |#Ultimate.C_memset_#amount| 119)), 16777#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 16792#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 16793#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-11 18:18:03,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1383 backedges. 200 proven. 3 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:03,233 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-11 18:18:03,233 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-11 18:18:03,234 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2018-04-11 18:18:03,234 INFO L87 Difference]: Start difference. First operand 408 states and 521 transitions. Second operand 13 states. [2018-04-11 18:18:04,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:04,338 INFO L93 Difference]: Finished difference Result 470 states and 565 transitions. [2018-04-11 18:18:04,338 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-11 18:18:04,339 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 184 [2018-04-11 18:18:04,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:04,340 INFO L225 Difference]: With dead ends: 470 [2018-04-11 18:18:04,340 INFO L226 Difference]: Without dead ends: 461 [2018-04-11 18:18:04,340 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=77, Invalid=385, Unknown=0, NotChecked=0, Total=462 [2018-04-11 18:18:04,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2018-04-11 18:18:04,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 408. [2018-04-11 18:18:04,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2018-04-11 18:18:04,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 520 transitions. [2018-04-11 18:18:04,348 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 520 transitions. Word has length 184 [2018-04-11 18:18:04,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:04,349 INFO L459 AbstractCegarLoop]: Abstraction has 408 states and 520 transitions. [2018-04-11 18:18:04,349 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-11 18:18:04,349 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 520 transitions. [2018-04-11 18:18:04,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-04-11 18:18:04,350 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:04,350 INFO L355 BasicCegarLoop]: trace histogram [43, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:04,350 INFO L408 AbstractCegarLoop]: === Iteration 17 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:04,350 INFO L82 PathProgramCache]: Analyzing trace with hash -1557793999, now seen corresponding path program 4 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:04,370 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:04,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:04,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 245 proven. 6 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:04,714 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:04,714 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-11 18:18:04,714 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:04,714 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:04,714 INFO L182 omatonBuilderFactory]: Interpolants [17860#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 17861#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 17702#true, 18054#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 17703#false, 17895#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 18055#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 18056#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 18057#(= |#Ultimate.C_memset_#t~loopctr36| 2), 18058#(or (and (< 3 |#Ultimate.C_memset_#amount|) (< |#Ultimate.C_memset_#t~loopctr36| |#Ultimate.C_memset_#amount|)) (and (<= |#Ultimate.C_memset_#amount| 3) (<= |#Ultimate.C_memset_#amount| |#Ultimate.C_memset_#t~loopctr36|))), 18059#(<= |#Ultimate.C_memset_#amount| 3), 18028#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 18044#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 18045#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-11 18:18:04,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 245 proven. 6 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:04,715 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-11 18:18:04,715 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-11 18:18:04,715 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2018-04-11 18:18:04,715 INFO L87 Difference]: Start difference. First operand 408 states and 520 transitions. Second operand 14 states. [2018-04-11 18:18:05,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:05,820 INFO L93 Difference]: Finished difference Result 470 states and 564 transitions. [2018-04-11 18:18:05,821 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-11 18:18:05,821 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 185 [2018-04-11 18:18:05,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:05,822 INFO L225 Difference]: With dead ends: 470 [2018-04-11 18:18:05,822 INFO L226 Difference]: Without dead ends: 461 [2018-04-11 18:18:05,822 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=79, Invalid=427, Unknown=0, NotChecked=0, Total=506 [2018-04-11 18:18:05,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2018-04-11 18:18:05,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 408. [2018-04-11 18:18:05,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2018-04-11 18:18:05,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 519 transitions. [2018-04-11 18:18:05,827 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 519 transitions. Word has length 185 [2018-04-11 18:18:05,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:05,827 INFO L459 AbstractCegarLoop]: Abstraction has 408 states and 519 transitions. [2018-04-11 18:18:05,827 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-11 18:18:05,827 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 519 transitions. [2018-04-11 18:18:05,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-04-11 18:18:05,828 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:05,828 INFO L355 BasicCegarLoop]: trace histogram [44, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:05,828 INFO L408 AbstractCegarLoop]: === Iteration 18 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:05,828 INFO L82 PathProgramCache]: Analyzing trace with hash 133888097, now seen corresponding path program 5 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:05,832 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:05,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:05,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:05,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:05,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:05,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:05,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:05,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:05,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:05,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:05,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:05,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:05,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:05,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:05,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:05,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:05,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:05,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:06,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:06,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1480 backedges. 290 proven. 10 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:06,209 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:06,209 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-11 18:18:06,210 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:06,210 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:06,210 INFO L182 omatonBuilderFactory]: Interpolants [19300#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 19301#(and (or (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))) (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))), 19115#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 18956#true, 19116#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 18957#false, 19150#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 19311#(or (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))), 19312#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 19313#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 19314#(= |#Ultimate.C_memset_#t~loopctr36| 2), 19283#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 19315#(= |#Ultimate.C_memset_#t~loopctr36| 3), 19316#(and (< 3 |#Ultimate.C_memset_#amount|) (or (and (<= |#Ultimate.C_memset_#amount| 4) (<= |#Ultimate.C_memset_#amount| |#Ultimate.C_memset_#t~loopctr36|)) (and (< 4 |#Ultimate.C_memset_#amount|) (< |#Ultimate.C_memset_#t~loopctr36| |#Ultimate.C_memset_#amount|)))), 19317#(= 4 |#Ultimate.C_memset_#amount|)] [2018-04-11 18:18:06,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1480 backedges. 290 proven. 10 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:06,210 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-11 18:18:06,211 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-11 18:18:06,211 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2018-04-11 18:18:06,211 INFO L87 Difference]: Start difference. First operand 408 states and 519 transitions. Second operand 15 states. [2018-04-11 18:18:07,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:07,364 INFO L93 Difference]: Finished difference Result 470 states and 563 transitions. [2018-04-11 18:18:07,364 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-11 18:18:07,364 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 186 [2018-04-11 18:18:07,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:07,366 INFO L225 Difference]: With dead ends: 470 [2018-04-11 18:18:07,366 INFO L226 Difference]: Without dead ends: 461 [2018-04-11 18:18:07,366 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=81, Invalid=471, Unknown=0, NotChecked=0, Total=552 [2018-04-11 18:18:07,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2018-04-11 18:18:07,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 408. [2018-04-11 18:18:07,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2018-04-11 18:18:07,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 518 transitions. [2018-04-11 18:18:07,370 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 518 transitions. Word has length 186 [2018-04-11 18:18:07,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:07,370 INFO L459 AbstractCegarLoop]: Abstraction has 408 states and 518 transitions. [2018-04-11 18:18:07,371 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-11 18:18:07,371 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 518 transitions. [2018-04-11 18:18:07,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-04-11 18:18:07,371 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:07,371 INFO L355 BasicCegarLoop]: trace histogram [45, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:07,371 INFO L408 AbstractCegarLoop]: === Iteration 19 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:07,372 INFO L82 PathProgramCache]: Analyzing trace with hash 1036425521, now seen corresponding path program 6 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:07,375 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:07,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:07,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:07,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:07,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:07,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:07,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:07,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:07,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:07,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:07,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:07,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:07,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:07,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:07,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:07,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:07,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:07,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:07,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:07,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:07,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1530 backedges. 335 proven. 15 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:07,676 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:07,676 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-11 18:18:07,676 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:07,676 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:07,676 INFO L182 omatonBuilderFactory]: Interpolants [20576#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 20577#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 20578#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 20579#(not (= |#Ultimate.C_memset_#amount| 119)), 20560#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 20561#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 20214#true, 20374#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 20215#false, 20375#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 20409#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 20572#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 20573#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 20542#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 20574#(<= |#Ultimate.C_memset_#t~loopctr36| 1), 20575#(<= |#Ultimate.C_memset_#t~loopctr36| 2)] [2018-04-11 18:18:07,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1530 backedges. 335 proven. 15 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:07,677 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-11 18:18:07,677 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-11 18:18:07,677 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2018-04-11 18:18:07,677 INFO L87 Difference]: Start difference. First operand 408 states and 518 transitions. Second operand 16 states. [2018-04-11 18:18:08,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:08,703 INFO L93 Difference]: Finished difference Result 470 states and 562 transitions. [2018-04-11 18:18:08,703 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 18:18:08,703 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 187 [2018-04-11 18:18:08,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:08,705 INFO L225 Difference]: With dead ends: 470 [2018-04-11 18:18:08,705 INFO L226 Difference]: Without dead ends: 461 [2018-04-11 18:18:08,705 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=497, Unknown=0, NotChecked=0, Total=600 [2018-04-11 18:18:08,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2018-04-11 18:18:08,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 408. [2018-04-11 18:18:08,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2018-04-11 18:18:08,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 517 transitions. [2018-04-11 18:18:08,710 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 517 transitions. Word has length 187 [2018-04-11 18:18:08,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:08,710 INFO L459 AbstractCegarLoop]: Abstraction has 408 states and 517 transitions. [2018-04-11 18:18:08,710 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-11 18:18:08,710 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 517 transitions. [2018-04-11 18:18:08,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-04-11 18:18:08,711 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:08,711 INFO L355 BasicCegarLoop]: trace histogram [46, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:08,711 INFO L408 AbstractCegarLoop]: === Iteration 20 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:08,711 INFO L82 PathProgramCache]: Analyzing trace with hash -1049685407, now seen corresponding path program 7 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:08,715 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:08,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:08,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:09,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:09,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1581 backedges. 380 proven. 21 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:09,107 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:09,107 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-11 18:18:09,107 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:09,108 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:09,108 INFO L182 omatonBuilderFactory]: Interpolants [21824#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 21825#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 21476#true, 21477#false, 21637#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 21638#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 21672#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 21805#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 21837#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 21838#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 21839#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 21840#(= |#Ultimate.C_memset_#t~loopctr36| 2), 21841#(= |#Ultimate.C_memset_#t~loopctr36| 3), 21842#(= 4 |#Ultimate.C_memset_#t~loopctr36|), 21843#(= |#Ultimate.C_memset_#t~loopctr36| 5), 21844#(= |#Ultimate.C_memset_#t~loopctr36| 6), 21845#(not (= |#Ultimate.C_memset_#amount| 119))] [2018-04-11 18:18:09,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1581 backedges. 380 proven. 21 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:09,108 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-11 18:18:09,108 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-11 18:18:09,108 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=238, Unknown=0, NotChecked=0, Total=272 [2018-04-11 18:18:09,109 INFO L87 Difference]: Start difference. First operand 408 states and 517 transitions. Second operand 17 states. [2018-04-11 18:18:10,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:10,318 INFO L93 Difference]: Finished difference Result 470 states and 561 transitions. [2018-04-11 18:18:10,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-11 18:18:10,318 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 188 [2018-04-11 18:18:10,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:10,320 INFO L225 Difference]: With dead ends: 470 [2018-04-11 18:18:10,320 INFO L226 Difference]: Without dead ends: 461 [2018-04-11 18:18:10,320 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=565, Unknown=0, NotChecked=0, Total=650 [2018-04-11 18:18:10,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2018-04-11 18:18:10,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 408. [2018-04-11 18:18:10,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2018-04-11 18:18:10,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 516 transitions. [2018-04-11 18:18:10,327 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 516 transitions. Word has length 188 [2018-04-11 18:18:10,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:10,327 INFO L459 AbstractCegarLoop]: Abstraction has 408 states and 516 transitions. [2018-04-11 18:18:10,327 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-11 18:18:10,327 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 516 transitions. [2018-04-11 18:18:10,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-04-11 18:18:10,328 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:10,328 INFO L355 BasicCegarLoop]: trace histogram [47, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:10,328 INFO L408 AbstractCegarLoop]: === Iteration 21 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:10,328 INFO L82 PathProgramCache]: Analyzing trace with hash -1294614735, now seen corresponding path program 8 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:10,332 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:10,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:10,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1633 backedges. 425 proven. 28 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:10,671 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:10,671 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-11 18:18:10,671 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:10,672 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:10,672 INFO L182 omatonBuilderFactory]: Interpolants [23072#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 23106#(or (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))), 23107#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 23108#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 23109#(= |#Ultimate.C_memset_#t~loopctr36| 2), 23110#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 23111#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 23112#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 23113#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 23114#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 23115#(<= |#Ultimate.C_memset_#amount| 7), 23092#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 23093#(and (or (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))) (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))), 22742#true, 22743#false, 22904#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 22905#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 22939#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:18:10,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1633 backedges. 425 proven. 28 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:10,672 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-11 18:18:10,672 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-11 18:18:10,673 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2018-04-11 18:18:10,673 INFO L87 Difference]: Start difference. First operand 408 states and 516 transitions. Second operand 18 states. [2018-04-11 18:18:11,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:11,961 INFO L93 Difference]: Finished difference Result 468 states and 558 transitions. [2018-04-11 18:18:11,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-11 18:18:11,961 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 189 [2018-04-11 18:18:11,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:11,963 INFO L225 Difference]: With dead ends: 468 [2018-04-11 18:18:11,963 INFO L226 Difference]: Without dead ends: 459 [2018-04-11 18:18:11,963 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=117, Invalid=585, Unknown=0, NotChecked=0, Total=702 [2018-04-11 18:18:11,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2018-04-11 18:18:11,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 406. [2018-04-11 18:18:11,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 406 states. [2018-04-11 18:18:11,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 513 transitions. [2018-04-11 18:18:11,967 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 513 transitions. Word has length 189 [2018-04-11 18:18:11,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:11,968 INFO L459 AbstractCegarLoop]: Abstraction has 406 states and 513 transitions. [2018-04-11 18:18:11,968 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-11 18:18:11,968 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 513 transitions. [2018-04-11 18:18:11,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-04-11 18:18:11,968 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:11,969 INFO L355 BasicCegarLoop]: trace histogram [48, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:11,969 INFO L408 AbstractCegarLoop]: === Iteration 22 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:11,969 INFO L82 PathProgramCache]: Analyzing trace with hash -297489311, now seen corresponding path program 9 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:11,976 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:12,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:12,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1686 backedges. 470 proven. 36 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:12,356 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:12,357 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-11 18:18:12,357 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:12,357 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:12,357 INFO L182 omatonBuilderFactory]: Interpolants [24384#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 24385#(<= |#Ultimate.C_memset_#amount| 8), 24008#true, 24360#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 24009#false, 24361#(and (or (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))) (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))), 24171#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 24172#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 24206#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 24339#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 24375#(or (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))), 24376#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 24377#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 24378#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 24379#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 24380#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 24381#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 24382#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 24383#(<= |#Ultimate.C_memset_#t~loopctr36| 7)] [2018-04-11 18:18:12,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1686 backedges. 470 proven. 36 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:12,358 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 18:18:12,358 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 18:18:12,358 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=269, Unknown=0, NotChecked=0, Total=342 [2018-04-11 18:18:12,358 INFO L87 Difference]: Start difference. First operand 406 states and 513 transitions. Second operand 19 states. [2018-04-11 18:18:13,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:13,405 INFO L93 Difference]: Finished difference Result 472 states and 563 transitions. [2018-04-11 18:18:13,406 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-11 18:18:13,406 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 190 [2018-04-11 18:18:13,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:13,407 INFO L225 Difference]: With dead ends: 472 [2018-04-11 18:18:13,407 INFO L226 Difference]: Without dead ends: 465 [2018-04-11 18:18:13,408 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=131, Invalid=625, Unknown=0, NotChecked=0, Total=756 [2018-04-11 18:18:13,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2018-04-11 18:18:13,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 409. [2018-04-11 18:18:13,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 409 states. [2018-04-11 18:18:13,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 517 transitions. [2018-04-11 18:18:13,413 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 517 transitions. Word has length 190 [2018-04-11 18:18:13,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:13,413 INFO L459 AbstractCegarLoop]: Abstraction has 409 states and 517 transitions. [2018-04-11 18:18:13,414 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 18:18:13,414 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 517 transitions. [2018-04-11 18:18:13,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-04-11 18:18:13,414 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:13,415 INFO L355 BasicCegarLoop]: trace histogram [49, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:13,415 INFO L408 AbstractCegarLoop]: === Iteration 23 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:13,415 INFO L82 PathProgramCache]: Analyzing trace with hash 548627761, now seen corresponding path program 10 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:13,422 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:13,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:13,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:13,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:13,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:13,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:13,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:13,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:13,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:13,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:13,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:13,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:13,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:13,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:13,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:13,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:13,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:13,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:13,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:13,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:13,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:13,775 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 515 proven. 45 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:13,792 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:13,792 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-11 18:18:13,792 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:13,792 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:13,792 INFO L182 omatonBuilderFactory]: Interpolants [25664#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 25665#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 25666#(not (= |#Ultimate.C_memset_#amount| 119)), 25285#true, 25286#false, 25639#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 25640#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 25449#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 25450#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 25484#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 25617#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 25655#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 25656#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 25657#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 25658#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 25659#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 25660#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 25661#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 25662#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 25663#(<= |#Ultimate.C_memset_#t~loopctr36| 7)] [2018-04-11 18:18:13,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 515 proven. 45 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:13,793 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-11 18:18:13,793 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-11 18:18:13,793 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=296, Unknown=0, NotChecked=0, Total=380 [2018-04-11 18:18:13,793 INFO L87 Difference]: Start difference. First operand 409 states and 517 transitions. Second operand 20 states. [2018-04-11 18:18:14,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:14,805 INFO L93 Difference]: Finished difference Result 475 states and 567 transitions. [2018-04-11 18:18:14,805 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-11 18:18:14,805 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 191 [2018-04-11 18:18:14,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:14,806 INFO L225 Difference]: With dead ends: 475 [2018-04-11 18:18:14,806 INFO L226 Difference]: Without dead ends: 468 [2018-04-11 18:18:14,807 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=149, Invalid=721, Unknown=0, NotChecked=0, Total=870 [2018-04-11 18:18:14,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2018-04-11 18:18:14,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 410. [2018-04-11 18:18:14,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 410 states. [2018-04-11 18:18:14,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 519 transitions. [2018-04-11 18:18:14,810 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 519 transitions. Word has length 191 [2018-04-11 18:18:14,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:14,811 INFO L459 AbstractCegarLoop]: Abstraction has 410 states and 519 transitions. [2018-04-11 18:18:14,811 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-11 18:18:14,811 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 519 transitions. [2018-04-11 18:18:14,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-04-11 18:18:14,811 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:14,812 INFO L355 BasicCegarLoop]: trace histogram [50, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:14,812 INFO L408 AbstractCegarLoop]: === Iteration 24 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:14,812 INFO L82 PathProgramCache]: Analyzing trace with hash 1008453217, now seen corresponding path program 11 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:14,820 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:14,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:14,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:15,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:15,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:15,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1795 backedges. 560 proven. 55 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:15,255 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:15,255 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-11 18:18:15,255 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:15,256 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:15,256 INFO L182 omatonBuilderFactory]: Interpolants [26945#(or (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))), 26946#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 26947#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 26948#(= |#Ultimate.C_memset_#t~loopctr36| 2), 26949#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 26950#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 26951#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 26952#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 26953#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 26954#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 26955#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 26572#true, 26956#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 26573#false, 26957#(<= |#Ultimate.C_memset_#amount| 10), 26928#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 26737#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 26929#(and (or (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))) (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))), 26738#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 26772#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 26905#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119))))] [2018-04-11 18:18:15,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1795 backedges. 560 proven. 55 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:15,256 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-11 18:18:15,256 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-11 18:18:15,257 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2018-04-11 18:18:15,257 INFO L87 Difference]: Start difference. First operand 410 states and 519 transitions. Second operand 21 states. [2018-04-11 18:18:16,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:16,708 INFO L93 Difference]: Finished difference Result 478 states and 571 transitions. [2018-04-11 18:18:16,738 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-11 18:18:16,739 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 192 [2018-04-11 18:18:16,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:16,740 INFO L225 Difference]: With dead ends: 478 [2018-04-11 18:18:16,741 INFO L226 Difference]: Without dead ends: 471 [2018-04-11 18:18:16,741 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=167, Invalid=825, Unknown=0, NotChecked=0, Total=992 [2018-04-11 18:18:16,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 471 states. [2018-04-11 18:18:16,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 471 to 411. [2018-04-11 18:18:16,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 411 states. [2018-04-11 18:18:16,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 521 transitions. [2018-04-11 18:18:16,747 INFO L78 Accepts]: Start accepts. Automaton has 411 states and 521 transitions. Word has length 192 [2018-04-11 18:18:16,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:16,747 INFO L459 AbstractCegarLoop]: Abstraction has 411 states and 521 transitions. [2018-04-11 18:18:16,747 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-11 18:18:16,747 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 521 transitions. [2018-04-11 18:18:16,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-04-11 18:18:16,748 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:16,748 INFO L355 BasicCegarLoop]: trace histogram [51, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:16,748 INFO L408 AbstractCegarLoop]: === Iteration 25 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:16,749 INFO L82 PathProgramCache]: Analyzing trace with hash -1916826831, now seen corresponding path program 12 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:16,751 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:16,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:16,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:16,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:16,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:16,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:16,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:16,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:16,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:16,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:16,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:16,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:16,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:16,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:16,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:16,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:16,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:16,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:17,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1851 backedges. 605 proven. 66 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:17,142 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:17,142 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-04-11 18:18:17,142 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:17,143 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:17,143 INFO L182 omatonBuilderFactory]: Interpolants [28256#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 28257#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 28258#(not (= |#Ultimate.C_memset_#amount| 119)), 28035#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 28227#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 28036#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 28228#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 28070#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 28203#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 28245#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 28246#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 28247#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 28248#(= 2 |#Ultimate.C_memset_#t~loopctr36|), 28249#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 28250#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 28251#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 28252#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 27869#true, 28253#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 27870#false, 28254#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 28255#(<= |#Ultimate.C_memset_#t~loopctr36| 9)] [2018-04-11 18:18:17,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1851 backedges. 605 proven. 66 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:17,144 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-11 18:18:17,144 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-11 18:18:17,144 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=355, Unknown=0, NotChecked=0, Total=462 [2018-04-11 18:18:17,144 INFO L87 Difference]: Start difference. First operand 411 states and 521 transitions. Second operand 22 states. [2018-04-11 18:18:18,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:18,191 INFO L93 Difference]: Finished difference Result 481 states and 575 transitions. [2018-04-11 18:18:18,191 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-11 18:18:18,191 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 193 [2018-04-11 18:18:18,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:18,192 INFO L225 Difference]: With dead ends: 481 [2018-04-11 18:18:18,193 INFO L226 Difference]: Without dead ends: 474 [2018-04-11 18:18:18,193 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=191, Invalid=931, Unknown=0, NotChecked=0, Total=1122 [2018-04-11 18:18:18,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 474 states. [2018-04-11 18:18:18,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 474 to 412. [2018-04-11 18:18:18,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 412 states. [2018-04-11 18:18:18,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 523 transitions. [2018-04-11 18:18:18,196 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 523 transitions. Word has length 193 [2018-04-11 18:18:18,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:18,197 INFO L459 AbstractCegarLoop]: Abstraction has 412 states and 523 transitions. [2018-04-11 18:18:18,197 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-11 18:18:18,197 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 523 transitions. [2018-04-11 18:18:18,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-04-11 18:18:18,197 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:18,197 INFO L355 BasicCegarLoop]: trace histogram [52, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:18,197 INFO L408 AbstractCegarLoop]: === Iteration 26 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:18,197 INFO L82 PathProgramCache]: Analyzing trace with hash 1888772193, now seen corresponding path program 13 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:18,202 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:18,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:18,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1908 backedges. 650 proven. 78 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:18,578 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:18,578 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-04-11 18:18:18,578 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:18,579 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:18,579 INFO L182 omatonBuilderFactory]: Interpolants [29344#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 29568#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 29536#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 29537#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 29569#(not (= |#Ultimate.C_memset_#amount| 119)), 29378#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 29511#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 29555#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 29556#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 29557#(<= |#Ultimate.C_memset_#t~loopctr36| 1), 29558#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 29559#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 29176#true, 29560#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 29177#false, 29561#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 29562#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 29563#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 29564#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 29565#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 29566#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 29343#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 29567#(<= |#Ultimate.C_memset_#t~loopctr36| 11)] [2018-04-11 18:18:18,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1908 backedges. 650 proven. 78 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:18,579 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-11 18:18:18,579 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-11 18:18:18,580 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=382, Unknown=0, NotChecked=0, Total=506 [2018-04-11 18:18:18,580 INFO L87 Difference]: Start difference. First operand 412 states and 523 transitions. Second operand 23 states. [2018-04-11 18:18:19,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:19,477 INFO L93 Difference]: Finished difference Result 484 states and 579 transitions. [2018-04-11 18:18:19,477 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-11 18:18:19,477 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 194 [2018-04-11 18:18:19,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:19,479 INFO L225 Difference]: With dead ends: 484 [2018-04-11 18:18:19,479 INFO L226 Difference]: Without dead ends: 477 [2018-04-11 18:18:19,479 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=223, Invalid=1037, Unknown=0, NotChecked=0, Total=1260 [2018-04-11 18:18:19,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 477 states. [2018-04-11 18:18:19,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 477 to 413. [2018-04-11 18:18:19,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2018-04-11 18:18:19,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 525 transitions. [2018-04-11 18:18:19,483 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 525 transitions. Word has length 194 [2018-04-11 18:18:19,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:19,483 INFO L459 AbstractCegarLoop]: Abstraction has 413 states and 525 transitions. [2018-04-11 18:18:19,483 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-11 18:18:19,484 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 525 transitions. [2018-04-11 18:18:19,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-04-11 18:18:19,484 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:19,485 INFO L355 BasicCegarLoop]: trace histogram [53, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:19,485 INFO L408 AbstractCegarLoop]: === Iteration 27 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:19,485 INFO L82 PathProgramCache]: Analyzing trace with hash -396742351, now seen corresponding path program 14 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:19,487 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:19,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:19,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:19,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:19,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:19,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:19,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:19,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:19,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:19,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:19,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:19,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:19,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:19,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:19,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:19,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:19,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:19,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:19,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:19,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:19,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1966 backedges. 695 proven. 91 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:19,896 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:19,896 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-11 18:18:19,896 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:19,896 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:19,896 INFO L182 omatonBuilderFactory]: Interpolants [30880#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 30881#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 30882#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 30883#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 30884#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 30661#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 30885#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 30662#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 30886#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 30887#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 30855#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 30696#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 30856#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 30888#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 30889#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 30890#(not (= |#Ultimate.C_memset_#amount| 119)), 30829#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 30875#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 30876#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 30493#true, 30877#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 30494#false, 30878#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 30879#(<= |#Ultimate.C_memset_#t~loopctr36| 3)] [2018-04-11 18:18:19,897 INFO L134 CoverageAnalysis]: Checked inductivity of 1966 backedges. 695 proven. 91 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:19,897 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-11 18:18:19,897 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-11 18:18:19,897 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=414, Unknown=0, NotChecked=0, Total=552 [2018-04-11 18:18:19,897 INFO L87 Difference]: Start difference. First operand 413 states and 525 transitions. Second operand 24 states. [2018-04-11 18:18:21,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:21,229 INFO L93 Difference]: Finished difference Result 487 states and 583 transitions. [2018-04-11 18:18:21,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-11 18:18:21,229 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 195 [2018-04-11 18:18:21,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:21,230 INFO L225 Difference]: With dead ends: 487 [2018-04-11 18:18:21,231 INFO L226 Difference]: Without dead ends: 480 [2018-04-11 18:18:21,231 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=251, Invalid=1155, Unknown=0, NotChecked=0, Total=1406 [2018-04-11 18:18:21,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2018-04-11 18:18:21,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 414. [2018-04-11 18:18:21,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 414 states. [2018-04-11 18:18:21,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 527 transitions. [2018-04-11 18:18:21,234 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 527 transitions. Word has length 195 [2018-04-11 18:18:21,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:21,234 INFO L459 AbstractCegarLoop]: Abstraction has 414 states and 527 transitions. [2018-04-11 18:18:21,234 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-11 18:18:21,234 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 527 transitions. [2018-04-11 18:18:21,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-04-11 18:18:21,235 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:21,235 INFO L355 BasicCegarLoop]: trace histogram [54, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:21,235 INFO L408 AbstractCegarLoop]: === Iteration 28 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:21,235 INFO L82 PathProgramCache]: Analyzing trace with hash 1766750817, now seen corresponding path program 15 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:21,240 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:21,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:21,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2025 backedges. 740 proven. 105 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:21,696 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:21,697 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2018-04-11 18:18:21,697 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:21,697 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:21,697 INFO L182 omatonBuilderFactory]: Interpolants [31820#true, 31821#false, 32205#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 32206#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 32207#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 32208#(= |#Ultimate.C_memset_#t~loopctr36| 2), 32209#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 32210#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 32211#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 32212#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 32213#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 32214#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 32215#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 32024#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 32216#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 32217#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 32218#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 32219#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 32220#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 32157#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 32221#(not (= |#Ultimate.C_memset_#amount| 119)), 31989#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 31990#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 32184#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 32185#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-11 18:18:21,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2025 backedges. 740 proven. 105 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:21,698 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-11 18:18:21,698 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-11 18:18:21,698 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=448, Unknown=0, NotChecked=0, Total=600 [2018-04-11 18:18:21,699 INFO L87 Difference]: Start difference. First operand 414 states and 527 transitions. Second operand 25 states. [2018-04-11 18:18:23,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:23,333 INFO L93 Difference]: Finished difference Result 490 states and 587 transitions. [2018-04-11 18:18:23,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-11 18:18:23,334 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 196 [2018-04-11 18:18:23,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:23,335 INFO L225 Difference]: With dead ends: 490 [2018-04-11 18:18:23,335 INFO L226 Difference]: Without dead ends: 483 [2018-04-11 18:18:23,335 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=281, Invalid=1279, Unknown=0, NotChecked=0, Total=1560 [2018-04-11 18:18:23,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2018-04-11 18:18:23,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 415. [2018-04-11 18:18:23,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 415 states. [2018-04-11 18:18:23,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 529 transitions. [2018-04-11 18:18:23,340 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 529 transitions. Word has length 196 [2018-04-11 18:18:23,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:23,340 INFO L459 AbstractCegarLoop]: Abstraction has 415 states and 529 transitions. [2018-04-11 18:18:23,340 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-11 18:18:23,340 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 529 transitions. [2018-04-11 18:18:23,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-04-11 18:18:23,341 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:23,341 INFO L355 BasicCegarLoop]: trace histogram [55, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:23,341 INFO L408 AbstractCegarLoop]: === Iteration 29 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:23,341 INFO L82 PathProgramCache]: Analyzing trace with hash 115562289, now seen corresponding path program 16 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:23,360 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:23,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:23,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:23,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:23,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:23,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:23,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:23,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:23,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:23,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:23,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:23,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:23,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:23,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:23,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:23,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:23,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:23,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:23,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:23,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:23,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:23,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2085 backedges. 785 proven. 120 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:23,811 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:23,811 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-04-11 18:18:23,811 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:23,811 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:23,811 INFO L182 omatonBuilderFactory]: Interpolants [33157#true, 33158#false, 33545#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 33546#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 33547#(<= |#Ultimate.C_memset_#t~loopctr36| 1), 33548#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 33549#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 33550#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 33551#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 33552#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 33553#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 33362#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 33554#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 33555#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 33556#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 33557#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 33558#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 33495#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 33559#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 33560#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 33561#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 33562#(not (= |#Ultimate.C_memset_#amount| 119)), 33327#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 33328#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 33523#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 33524#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-11 18:18:23,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2085 backedges. 785 proven. 120 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:23,812 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-11 18:18:23,812 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-11 18:18:23,812 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=478, Unknown=0, NotChecked=0, Total=650 [2018-04-11 18:18:23,812 INFO L87 Difference]: Start difference. First operand 415 states and 529 transitions. Second operand 26 states. [2018-04-11 18:18:25,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:25,445 INFO L93 Difference]: Finished difference Result 493 states and 591 transitions. [2018-04-11 18:18:25,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-04-11 18:18:25,446 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 197 [2018-04-11 18:18:25,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:25,447 INFO L225 Difference]: With dead ends: 493 [2018-04-11 18:18:25,447 INFO L226 Difference]: Without dead ends: 486 [2018-04-11 18:18:25,447 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=322, Invalid=1400, Unknown=0, NotChecked=0, Total=1722 [2018-04-11 18:18:25,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states. [2018-04-11 18:18:25,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 416. [2018-04-11 18:18:25,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 416 states. [2018-04-11 18:18:25,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 531 transitions. [2018-04-11 18:18:25,451 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 531 transitions. Word has length 197 [2018-04-11 18:18:25,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:25,451 INFO L459 AbstractCegarLoop]: Abstraction has 416 states and 531 transitions. [2018-04-11 18:18:25,451 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-11 18:18:25,451 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 531 transitions. [2018-04-11 18:18:25,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-04-11 18:18:25,452 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:25,452 INFO L355 BasicCegarLoop]: trace histogram [56, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:25,452 INFO L408 AbstractCegarLoop]: === Iteration 30 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:25,452 INFO L82 PathProgramCache]: Analyzing trace with hash 468325473, now seen corresponding path program 17 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:25,454 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:25,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:25,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:25,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:25,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:25,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:25,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:25,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:25,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:25,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:25,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:25,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:25,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:25,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:25,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:25,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:25,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:25,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:25,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:25,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:25,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2146 backedges. 830 proven. 136 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:25,910 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:25,910 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-04-11 18:18:25,910 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:25,910 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:25,910 INFO L182 omatonBuilderFactory]: Interpolants [34504#true, 34505#false, 34895#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 34896#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 34897#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 34898#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 34899#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 34900#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 34901#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 34710#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 34902#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 34903#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 34904#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 34905#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 34906#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 34843#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 34907#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 34908#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 34909#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 34910#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 34911#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 34912#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 34913#(not (= |#Ultimate.C_memset_#amount| 119)), 34675#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 34676#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 34872#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 34873#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-11 18:18:25,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2146 backedges. 830 proven. 136 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:25,911 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-11 18:18:25,911 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-11 18:18:25,911 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=189, Invalid=513, Unknown=0, NotChecked=0, Total=702 [2018-04-11 18:18:25,911 INFO L87 Difference]: Start difference. First operand 416 states and 531 transitions. Second operand 27 states. [2018-04-11 18:18:27,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:27,518 INFO L93 Difference]: Finished difference Result 496 states and 595 transitions. [2018-04-11 18:18:27,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-04-11 18:18:27,518 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 198 [2018-04-11 18:18:27,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:27,519 INFO L225 Difference]: With dead ends: 496 [2018-04-11 18:18:27,519 INFO L226 Difference]: Without dead ends: 489 [2018-04-11 18:18:27,520 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=359, Invalid=1533, Unknown=0, NotChecked=0, Total=1892 [2018-04-11 18:18:27,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 489 states. [2018-04-11 18:18:27,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 489 to 417. [2018-04-11 18:18:27,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 417 states. [2018-04-11 18:18:27,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 533 transitions. [2018-04-11 18:18:27,524 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 533 transitions. Word has length 198 [2018-04-11 18:18:27,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:27,524 INFO L459 AbstractCegarLoop]: Abstraction has 417 states and 533 transitions. [2018-04-11 18:18:27,524 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-11 18:18:27,524 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 533 transitions. [2018-04-11 18:18:27,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-04-11 18:18:27,524 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:27,524 INFO L355 BasicCegarLoop]: trace histogram [57, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:27,525 INFO L408 AbstractCegarLoop]: === Iteration 31 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:27,525 INFO L82 PathProgramCache]: Analyzing trace with hash -1480917711, now seen corresponding path program 18 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:27,527 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:27,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:27,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:27,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:27,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:27,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:27,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:27,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:27,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:27,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:27,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:27,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:27,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:27,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:27,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:27,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:27,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:27,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:27,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:27,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:27,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:27,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2208 backedges. 875 proven. 153 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:27,964 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:27,964 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-11 18:18:27,964 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:27,965 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:27,965 INFO L182 omatonBuilderFactory]: Interpolants [36033#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 36034#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 36231#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 36232#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 35861#true, 35862#false, 36255#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 36256#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 36257#(<= |#Ultimate.C_memset_#t~loopctr36| 1), 36258#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 36259#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 36068#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 36260#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 36261#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 36262#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 36263#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 36264#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 36201#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 36265#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 36266#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 36267#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 36268#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 36269#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 36270#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 36271#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 36272#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 36273#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 36274#(not (= |#Ultimate.C_memset_#amount| 119))] [2018-04-11 18:18:27,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2208 backedges. 875 proven. 153 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:27,965 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-11 18:18:27,965 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-11 18:18:27,965 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=209, Invalid=547, Unknown=0, NotChecked=0, Total=756 [2018-04-11 18:18:27,966 INFO L87 Difference]: Start difference. First operand 417 states and 533 transitions. Second operand 28 states. [2018-04-11 18:18:29,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:29,683 INFO L93 Difference]: Finished difference Result 499 states and 599 transitions. [2018-04-11 18:18:29,684 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-04-11 18:18:29,684 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 199 [2018-04-11 18:18:29,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:29,685 INFO L225 Difference]: With dead ends: 499 [2018-04-11 18:18:29,685 INFO L226 Difference]: Without dead ends: 492 [2018-04-11 18:18:29,685 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=403, Invalid=1667, Unknown=0, NotChecked=0, Total=2070 [2018-04-11 18:18:29,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 492 states. [2018-04-11 18:18:29,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 492 to 418. [2018-04-11 18:18:29,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 418 states. [2018-04-11 18:18:29,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 418 states and 535 transitions. [2018-04-11 18:18:29,689 INFO L78 Accepts]: Start accepts. Automaton has 418 states and 535 transitions. Word has length 199 [2018-04-11 18:18:29,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:29,689 INFO L459 AbstractCegarLoop]: Abstraction has 418 states and 535 transitions. [2018-04-11 18:18:29,689 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-11 18:18:29,689 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 535 transitions. [2018-04-11 18:18:29,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-04-11 18:18:29,689 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:29,690 INFO L355 BasicCegarLoop]: trace histogram [58, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:29,690 INFO L408 AbstractCegarLoop]: === Iteration 32 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:29,690 INFO L82 PathProgramCache]: Analyzing trace with hash -1777914271, now seen corresponding path program 19 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:29,692 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:29,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:30,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2271 backedges. 920 proven. 171 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:30,162 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:30,162 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-04-11 18:18:30,162 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:30,162 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:30,163 INFO L182 omatonBuilderFactory]: Interpolants [37632#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 37569#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 37633#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 37634#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 37635#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 37636#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 37637#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 37638#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 37639#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 37640#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 37641#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 37642#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 37643#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 37644#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 37645#(not (= |#Ultimate.C_memset_#amount| 119)), 37401#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 37402#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 37600#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 37601#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 37228#true, 37229#false, 37625#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 37626#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 37627#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 37436#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 37628#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 37629#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 37630#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 37631#(<= |#Ultimate.C_memset_#t~loopctr36| 5)] [2018-04-11 18:18:30,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2271 backedges. 920 proven. 171 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:30,163 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-11 18:18:30,163 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-11 18:18:30,164 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=228, Invalid=584, Unknown=0, NotChecked=0, Total=812 [2018-04-11 18:18:30,164 INFO L87 Difference]: Start difference. First operand 418 states and 535 transitions. Second operand 29 states. [2018-04-11 18:18:31,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:31,759 INFO L93 Difference]: Finished difference Result 502 states and 603 transitions. [2018-04-11 18:18:31,759 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-04-11 18:18:31,759 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 200 [2018-04-11 18:18:31,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:31,760 INFO L225 Difference]: With dead ends: 502 [2018-04-11 18:18:31,760 INFO L226 Difference]: Without dead ends: 495 [2018-04-11 18:18:31,761 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=446, Invalid=1810, Unknown=0, NotChecked=0, Total=2256 [2018-04-11 18:18:31,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 495 states. [2018-04-11 18:18:31,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 495 to 419. [2018-04-11 18:18:31,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2018-04-11 18:18:31,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 537 transitions. [2018-04-11 18:18:31,764 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 537 transitions. Word has length 200 [2018-04-11 18:18:31,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:31,764 INFO L459 AbstractCegarLoop]: Abstraction has 419 states and 537 transitions. [2018-04-11 18:18:31,764 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-11 18:18:31,765 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 537 transitions. [2018-04-11 18:18:31,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-04-11 18:18:31,765 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:31,765 INFO L355 BasicCegarLoop]: trace histogram [59, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:31,765 INFO L408 AbstractCegarLoop]: === Iteration 33 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:31,765 INFO L82 PathProgramCache]: Analyzing trace with hash 1900094257, now seen corresponding path program 20 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:31,767 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:31,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:31,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:32,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:32,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2335 backedges. 965 proven. 190 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:32,252 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:32,252 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-11 18:18:32,252 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:32,252 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:32,252 INFO L182 omatonBuilderFactory]: Interpolants [38979#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 38980#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 38605#true, 38606#false, 39005#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 38814#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 39006#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 39007#(= |#Ultimate.C_memset_#t~loopctr36| 1), 39008#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 39009#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 39010#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 38947#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 39011#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 39012#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 39013#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 39014#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 39015#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 39016#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 39017#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 39018#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 39019#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 39020#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 39021#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 39022#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 39023#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 39024#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 39025#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 39026#(not (= |#Ultimate.C_memset_#amount| 119)), 38779#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 38780#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:18:32,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2335 backedges. 965 proven. 190 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:32,253 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-11 18:18:32,253 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-11 18:18:32,253 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=249, Invalid=621, Unknown=0, NotChecked=0, Total=870 [2018-04-11 18:18:32,253 INFO L87 Difference]: Start difference. First operand 419 states and 537 transitions. Second operand 30 states. [2018-04-11 18:18:34,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:34,036 INFO L93 Difference]: Finished difference Result 505 states and 607 transitions. [2018-04-11 18:18:34,036 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-04-11 18:18:34,036 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 201 [2018-04-11 18:18:34,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:34,037 INFO L225 Difference]: With dead ends: 505 [2018-04-11 18:18:34,037 INFO L226 Difference]: Without dead ends: 498 [2018-04-11 18:18:34,038 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 257 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=494, Invalid=1956, Unknown=0, NotChecked=0, Total=2450 [2018-04-11 18:18:34,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 498 states. [2018-04-11 18:18:34,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 498 to 420. [2018-04-11 18:18:34,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 420 states. [2018-04-11 18:18:34,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 539 transitions. [2018-04-11 18:18:34,041 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 539 transitions. Word has length 201 [2018-04-11 18:18:34,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:34,042 INFO L459 AbstractCegarLoop]: Abstraction has 420 states and 539 transitions. [2018-04-11 18:18:34,042 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-11 18:18:34,042 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 539 transitions. [2018-04-11 18:18:34,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-04-11 18:18:34,042 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:34,042 INFO L355 BasicCegarLoop]: trace histogram [60, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:34,042 INFO L408 AbstractCegarLoop]: === Iteration 34 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:34,042 INFO L82 PathProgramCache]: Analyzing trace with hash -45758367, now seen corresponding path program 21 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:34,045 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:34,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:34,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2400 backedges. 1010 proven. 210 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:34,594 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:34,594 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2018-04-11 18:18:34,594 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:34,594 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:34,595 INFO L182 omatonBuilderFactory]: Interpolants [40202#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 40395#(or (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))), 40396#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 40397#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 40398#(= |#Ultimate.C_memset_#t~loopctr36| 2), 40335#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 40399#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 40400#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 40401#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 40402#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 40403#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 40404#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 40405#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 40406#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 40407#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 40408#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 40409#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 40410#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 40411#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 40412#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 40413#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 40414#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 40415#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 40416#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 40417#(<= |#Ultimate.C_memset_#amount| 20), 40167#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 40168#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 40368#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 40369#(and (or (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))) (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))), 39992#true, 39993#false] [2018-04-11 18:18:34,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2400 backedges. 1010 proven. 210 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:34,595 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-11 18:18:34,595 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-11 18:18:34,595 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=269, Invalid=661, Unknown=0, NotChecked=0, Total=930 [2018-04-11 18:18:34,595 INFO L87 Difference]: Start difference. First operand 420 states and 539 transitions. Second operand 31 states. [2018-04-11 18:18:36,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:36,466 INFO L93 Difference]: Finished difference Result 508 states and 611 transitions. [2018-04-11 18:18:36,467 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2018-04-11 18:18:36,467 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 202 [2018-04-11 18:18:36,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:36,468 INFO L225 Difference]: With dead ends: 508 [2018-04-11 18:18:36,468 INFO L226 Difference]: Without dead ends: 501 [2018-04-11 18:18:36,468 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 279 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=542, Invalid=2110, Unknown=0, NotChecked=0, Total=2652 [2018-04-11 18:18:36,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2018-04-11 18:18:36,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 421. [2018-04-11 18:18:36,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2018-04-11 18:18:36,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 541 transitions. [2018-04-11 18:18:36,472 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 541 transitions. Word has length 202 [2018-04-11 18:18:36,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:36,472 INFO L459 AbstractCegarLoop]: Abstraction has 421 states and 541 transitions. [2018-04-11 18:18:36,472 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-11 18:18:36,472 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 541 transitions. [2018-04-11 18:18:36,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-04-11 18:18:36,473 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:36,473 INFO L355 BasicCegarLoop]: trace histogram [61, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:36,473 INFO L408 AbstractCegarLoop]: === Iteration 35 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:36,473 INFO L82 PathProgramCache]: Analyzing trace with hash -237647567, now seen corresponding path program 22 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:36,476 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:36,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2466 backedges. 1055 proven. 231 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:36,922 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:36,922 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-11 18:18:36,922 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:36,923 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:36,923 INFO L182 omatonBuilderFactory]: Interpolants [41600#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 41795#(or (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))), 41796#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 41733#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 41797#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 41798#(= |#Ultimate.C_memset_#t~loopctr36| 2), 41799#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 41800#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 41801#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 41802#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 41803#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 41804#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 41805#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 41806#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 41807#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 41808#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 41809#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 41810#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 41811#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 41812#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 41813#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 41814#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 41815#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 41816#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 41817#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 41818#(not (= 119 |#Ultimate.C_memset_#amount|)), 41565#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 41566#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 41767#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 41768#(and (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size|) (or (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))) (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)))), 41389#true, 41390#false] [2018-04-11 18:18:36,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2466 backedges. 1055 proven. 231 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:36,923 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-11 18:18:36,923 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-11 18:18:36,924 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=292, Invalid=700, Unknown=0, NotChecked=0, Total=992 [2018-04-11 18:18:36,924 INFO L87 Difference]: Start difference. First operand 421 states and 541 transitions. Second operand 32 states. [2018-04-11 18:18:38,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:38,596 INFO L93 Difference]: Finished difference Result 508 states and 612 transitions. [2018-04-11 18:18:38,596 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2018-04-11 18:18:38,596 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 203 [2018-04-11 18:18:38,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:38,597 INFO L225 Difference]: With dead ends: 508 [2018-04-11 18:18:38,597 INFO L226 Difference]: Without dead ends: 501 [2018-04-11 18:18:38,598 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 371 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=621, Invalid=2571, Unknown=0, NotChecked=0, Total=3192 [2018-04-11 18:18:38,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2018-04-11 18:18:38,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 422. [2018-04-11 18:18:38,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2018-04-11 18:18:38,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 543 transitions. [2018-04-11 18:18:38,601 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 543 transitions. Word has length 203 [2018-04-11 18:18:38,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:38,601 INFO L459 AbstractCegarLoop]: Abstraction has 422 states and 543 transitions. [2018-04-11 18:18:38,601 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-11 18:18:38,601 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 543 transitions. [2018-04-11 18:18:38,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-04-11 18:18:38,602 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:38,602 INFO L355 BasicCegarLoop]: trace histogram [62, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:38,602 INFO L408 AbstractCegarLoop]: === Iteration 36 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:38,602 INFO L82 PathProgramCache]: Analyzing trace with hash -1891245471, now seen corresponding path program 23 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:38,604 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:38,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:38,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:38,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:38,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:38,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:38,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:38,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:38,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:38,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:38,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:38,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:38,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:38,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:38,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:38,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:38,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:38,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:38,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:38,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:38,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:39,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2533 backedges. 1100 proven. 253 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:39,201 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:39,202 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2018-04-11 18:18:39,202 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:39,202 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:39,202 INFO L182 omatonBuilderFactory]: Interpolants [43011#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 43144#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 43208#(or (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))), 43209#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 43210#(<= |#Ultimate.C_memset_#t~loopctr36| 1), 43211#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 43212#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 43213#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 43214#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 43215#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 43216#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 43217#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 43218#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 43219#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 43220#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 43221#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 43222#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 43223#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 43224#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 43225#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 43226#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 43227#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 43228#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 43229#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 43230#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 43231#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 42976#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 43232#(<= |#Ultimate.C_memset_#amount| 22), 42977#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 43179#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 43180#(and (or (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1))) (and (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 1) (= __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 1))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))), 42799#true, 42800#false] [2018-04-11 18:18:39,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2533 backedges. 1100 proven. 253 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:39,202 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-11 18:18:39,203 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-11 18:18:39,203 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=319, Invalid=737, Unknown=0, NotChecked=0, Total=1056 [2018-04-11 18:18:39,203 INFO L87 Difference]: Start difference. First operand 422 states and 543 transitions. Second operand 33 states. [2018-04-11 18:18:41,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:41,209 INFO L93 Difference]: Finished difference Result 514 states and 619 transitions. [2018-04-11 18:18:41,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-04-11 18:18:41,209 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 204 [2018-04-11 18:18:41,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:41,210 INFO L225 Difference]: With dead ends: 514 [2018-04-11 18:18:41,210 INFO L226 Difference]: Without dead ends: 507 [2018-04-11 18:18:41,211 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 330 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=658, Invalid=2422, Unknown=0, NotChecked=0, Total=3080 [2018-04-11 18:18:41,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 507 states. [2018-04-11 18:18:41,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 507 to 423. [2018-04-11 18:18:41,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 423 states. [2018-04-11 18:18:41,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 545 transitions. [2018-04-11 18:18:41,214 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 545 transitions. Word has length 204 [2018-04-11 18:18:41,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:41,214 INFO L459 AbstractCegarLoop]: Abstraction has 423 states and 545 transitions. [2018-04-11 18:18:41,214 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-11 18:18:41,214 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 545 transitions. [2018-04-11 18:18:41,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-04-11 18:18:41,215 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:41,215 INFO L355 BasicCegarLoop]: trace histogram [63, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:41,215 INFO L408 AbstractCegarLoop]: === Iteration 37 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:41,215 INFO L82 PathProgramCache]: Analyzing trace with hash -1613172943, now seen corresponding path program 24 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:41,217 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:41,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:41,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:41,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:41,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:41,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:41,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:41,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:41,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:41,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:41,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:41,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:41,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:41,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:41,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:41,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:41,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:41,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:41,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:41,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2601 backedges. 1145 proven. 276 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:41,771 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:41,771 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2018-04-11 18:18:41,771 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:41,772 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:41,772 INFO L182 omatonBuilderFactory]: Interpolants [44429#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 44562#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 44628#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 44629#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 44630#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 44631#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 44632#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 44633#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 44634#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 44635#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 44636#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 44637#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 44638#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 44639#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 44640#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 44641#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 44642#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 44643#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 44644#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 44645#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 44646#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 44647#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 44648#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 44649#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 44394#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 44650#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 44395#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 44651#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 44652#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 44653#(not (= 119 |#Ultimate.C_memset_#amount|)), 44598#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 44599#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 44216#true, 44217#false] [2018-04-11 18:18:41,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2601 backedges. 1145 proven. 276 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:41,772 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-11 18:18:41,772 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-11 18:18:41,772 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2018-04-11 18:18:41,773 INFO L87 Difference]: Start difference. First operand 423 states and 545 transitions. Second operand 34 states. [2018-04-11 18:18:43,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:43,788 INFO L93 Difference]: Finished difference Result 517 states and 623 transitions. [2018-04-11 18:18:43,788 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2018-04-11 18:18:43,788 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 205 [2018-04-11 18:18:43,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:43,789 INFO L225 Difference]: With dead ends: 517 [2018-04-11 18:18:43,790 INFO L226 Difference]: Without dead ends: 510 [2018-04-11 18:18:43,790 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 355 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=716, Invalid=2590, Unknown=0, NotChecked=0, Total=3306 [2018-04-11 18:18:43,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 510 states. [2018-04-11 18:18:43,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 510 to 424. [2018-04-11 18:18:43,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 424 states. [2018-04-11 18:18:43,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 547 transitions. [2018-04-11 18:18:43,794 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 547 transitions. Word has length 205 [2018-04-11 18:18:43,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:43,794 INFO L459 AbstractCegarLoop]: Abstraction has 424 states and 547 transitions. [2018-04-11 18:18:43,794 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-11 18:18:43,794 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 547 transitions. [2018-04-11 18:18:43,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-04-11 18:18:43,795 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:43,795 INFO L355 BasicCegarLoop]: trace histogram [64, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:43,795 INFO L408 AbstractCegarLoop]: === Iteration 38 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:43,795 INFO L82 PathProgramCache]: Analyzing trace with hash -1582859167, now seen corresponding path program 25 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:43,797 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:43,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:43,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:43,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:43,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:43,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:43,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:43,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:43,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:43,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:43,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:43,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:43,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:43,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:43,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:43,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:44,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:44,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:44,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2670 backedges. 1190 proven. 300 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:44,459 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:44,460 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2018-04-11 18:18:44,460 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:44,460 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:44,460 INFO L182 omatonBuilderFactory]: Interpolants [46080#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr36| 21)), 46081#(and (<= |#Ultimate.C_memset_#t~loopctr36| 22) (< 0 |#Ultimate.C_memset_#amount|)), 46082#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr36| 23)), 46083#(and (<= |#Ultimate.C_memset_#t~loopctr36| 24) (< 0 |#Ultimate.C_memset_#amount|)), 46084#(and (<= |#Ultimate.C_memset_#amount| 24) (< 0 |#Ultimate.C_memset_#amount|)), 45643#true, 46027#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 45644#false, 46028#(and (= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)) (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size)), 45857#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 45990#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 46058#(or (not (= |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 119)) (not (= (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) 1))), 46059#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 46060#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr36| 1)), 46061#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr36| 2)), 46062#(and (<= |#Ultimate.C_memset_#t~loopctr36| 3) (< 0 |#Ultimate.C_memset_#amount|)), 46063#(and (<= |#Ultimate.C_memset_#t~loopctr36| 4) (< 0 |#Ultimate.C_memset_#amount|)), 46064#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr36| 5)), 46065#(and (<= |#Ultimate.C_memset_#t~loopctr36| 6) (< 0 |#Ultimate.C_memset_#amount|)), 46066#(and (<= |#Ultimate.C_memset_#t~loopctr36| 7) (< 0 |#Ultimate.C_memset_#amount|)), 46067#(and (<= |#Ultimate.C_memset_#t~loopctr36| 8) (< 0 |#Ultimate.C_memset_#amount|)), 46068#(and (<= |#Ultimate.C_memset_#t~loopctr36| 9) (< 0 |#Ultimate.C_memset_#amount|)), 46069#(and (<= |#Ultimate.C_memset_#t~loopctr36| 10) (< 0 |#Ultimate.C_memset_#amount|)), 46070#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr36| 11)), 46071#(and (<= |#Ultimate.C_memset_#t~loopctr36| 12) (< 0 |#Ultimate.C_memset_#amount|)), 46072#(and (<= |#Ultimate.C_memset_#t~loopctr36| 13) (< 0 |#Ultimate.C_memset_#amount|)), 46073#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr36| 14)), 46074#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr36| 15)), 46075#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr36| 16)), 46076#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr36| 17)), 46077#(and (<= |#Ultimate.C_memset_#t~loopctr36| 18) (< 0 |#Ultimate.C_memset_#amount|)), 45822#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 46078#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr36| 19)), 45823#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 46079#(and (< 0 |#Ultimate.C_memset_#amount|) (<= |#Ultimate.C_memset_#t~loopctr36| 20))] [2018-04-11 18:18:44,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2670 backedges. 1190 proven. 300 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:44,460 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-11 18:18:44,461 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-11 18:18:44,461 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=346, Invalid=844, Unknown=0, NotChecked=0, Total=1190 [2018-04-11 18:18:44,461 INFO L87 Difference]: Start difference. First operand 424 states and 547 transitions. Second operand 35 states. [2018-04-11 18:18:47,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:47,005 INFO L93 Difference]: Finished difference Result 517 states and 624 transitions. [2018-04-11 18:18:47,005 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2018-04-11 18:18:47,005 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 206 [2018-04-11 18:18:47,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:47,006 INFO L225 Difference]: With dead ends: 517 [2018-04-11 18:18:47,007 INFO L226 Difference]: Without dead ends: 510 [2018-04-11 18:18:47,007 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 459 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=758, Invalid=3148, Unknown=0, NotChecked=0, Total=3906 [2018-04-11 18:18:47,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 510 states. [2018-04-11 18:18:47,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 510 to 425. [2018-04-11 18:18:47,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 425 states. [2018-04-11 18:18:47,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 549 transitions. [2018-04-11 18:18:47,011 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 549 transitions. Word has length 206 [2018-04-11 18:18:47,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:47,012 INFO L459 AbstractCegarLoop]: Abstraction has 425 states and 549 transitions. [2018-04-11 18:18:47,012 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-11 18:18:47,012 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 549 transitions. [2018-04-11 18:18:47,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-04-11 18:18:47,012 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:47,012 INFO L355 BasicCegarLoop]: trace histogram [65, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:47,012 INFO L408 AbstractCegarLoop]: === Iteration 39 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:47,012 INFO L82 PathProgramCache]: Analyzing trace with hash -643132111, now seen corresponding path program 26 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:47,016 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:47,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:47,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:47,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:47,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:47,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:47,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:47,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:47,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:47,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:47,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:47,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:47,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:47,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:47,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:47,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:47,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:47,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:47,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:47,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2740 backedges. 1235 proven. 325 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:47,653 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:47,653 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-04-11 18:18:47,653 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:47,653 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:47,654 INFO L182 omatonBuilderFactory]: Interpolants [47298#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 47431#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 47501#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 47502#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 47503#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 47504#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 47505#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 47506#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 47507#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 47508#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 47509#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 47510#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 47511#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 47512#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 47513#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 47514#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 47515#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 47516#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 47517#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 47518#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 47263#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 47519#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 47264#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 47520#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 47521#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 47522#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 47523#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 47524#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 47525#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 47526#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 47527#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 47528#(not (= |#Ultimate.C_memset_#amount| 119)), 47083#true, 47084#false, 47469#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 47470#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-11 18:18:47,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2740 backedges. 1235 proven. 325 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:47,654 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-11 18:18:47,656 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-11 18:18:47,656 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=396, Invalid=864, Unknown=0, NotChecked=0, Total=1260 [2018-04-11 18:18:47,656 INFO L87 Difference]: Start difference. First operand 425 states and 549 transitions. Second operand 36 states. [2018-04-11 18:18:49,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:49,744 INFO L93 Difference]: Finished difference Result 523 states and 631 transitions. [2018-04-11 18:18:49,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2018-04-11 18:18:49,744 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 207 [2018-04-11 18:18:49,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:49,745 INFO L225 Difference]: With dead ends: 523 [2018-04-11 18:18:49,745 INFO L226 Difference]: Without dead ends: 516 [2018-04-11 18:18:49,746 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 410 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=845, Invalid=2937, Unknown=0, NotChecked=0, Total=3782 [2018-04-11 18:18:49,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 516 states. [2018-04-11 18:18:49,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 516 to 426. [2018-04-11 18:18:49,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 426 states. [2018-04-11 18:18:49,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 551 transitions. [2018-04-11 18:18:49,750 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 551 transitions. Word has length 207 [2018-04-11 18:18:49,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:49,750 INFO L459 AbstractCegarLoop]: Abstraction has 426 states and 551 transitions. [2018-04-11 18:18:49,750 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-11 18:18:49,750 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 551 transitions. [2018-04-11 18:18:49,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-04-11 18:18:49,750 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:49,750 INFO L355 BasicCegarLoop]: trace histogram [66, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:49,751 INFO L408 AbstractCegarLoop]: === Iteration 40 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:49,751 INFO L82 PathProgramCache]: Analyzing trace with hash -1576364447, now seen corresponding path program 27 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:49,753 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:49,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:49,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:49,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:49,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:49,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:49,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:49,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:49,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:49,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:49,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:49,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:49,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:49,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:49,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:49,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:49,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:49,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:49,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:49,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:50,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:50,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2811 backedges. 1280 proven. 351 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:50,387 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:50,388 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [37] total 37 [2018-04-11 18:18:50,388 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:50,388 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:50,388 INFO L182 omatonBuilderFactory]: Interpolants [48960#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 48961#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 48962#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 48963#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 48964#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 48965#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 48966#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 48711#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 48967#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 48712#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 48968#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 48969#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 48970#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 48971#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 48972#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 48973#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 48974#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 48975#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 48976#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 48977#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 48530#true, 48978#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 48531#false, 48979#(not (= |#Ultimate.C_memset_#amount| 119)), 48918#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 48919#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 48746#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 48879#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 48951#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 48952#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 48953#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 48954#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 48955#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 48956#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 48957#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 48958#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 48959#(<= |#Ultimate.C_memset_#t~loopctr36| 7)] [2018-04-11 18:18:50,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2811 backedges. 1280 proven. 351 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:50,388 INFO L442 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-04-11 18:18:50,389 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-04-11 18:18:50,389 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=424, Invalid=908, Unknown=0, NotChecked=0, Total=1332 [2018-04-11 18:18:50,389 INFO L87 Difference]: Start difference. First operand 426 states and 551 transitions. Second operand 37 states. [2018-04-11 18:18:52,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:52,364 INFO L93 Difference]: Finished difference Result 526 states and 635 transitions. [2018-04-11 18:18:52,364 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2018-04-11 18:18:52,364 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 208 [2018-04-11 18:18:52,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:52,366 INFO L225 Difference]: With dead ends: 526 [2018-04-11 18:18:52,366 INFO L226 Difference]: Without dead ends: 519 [2018-04-11 18:18:52,366 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 439 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=914, Invalid=3118, Unknown=0, NotChecked=0, Total=4032 [2018-04-11 18:18:52,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2018-04-11 18:18:52,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 427. [2018-04-11 18:18:52,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 427 states. [2018-04-11 18:18:52,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 553 transitions. [2018-04-11 18:18:52,370 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 553 transitions. Word has length 208 [2018-04-11 18:18:52,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:52,370 INFO L459 AbstractCegarLoop]: Abstraction has 427 states and 553 transitions. [2018-04-11 18:18:52,370 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-04-11 18:18:52,371 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 553 transitions. [2018-04-11 18:18:52,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-04-11 18:18:52,371 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:52,371 INFO L355 BasicCegarLoop]: trace histogram [67, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:52,371 INFO L408 AbstractCegarLoop]: === Iteration 41 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:52,371 INFO L82 PathProgramCache]: Analyzing trace with hash -441795791, now seen corresponding path program 28 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:52,374 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:52,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:52,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:52,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:52,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:52,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:52,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:52,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:52,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:52,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:52,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:52,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:52,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:52,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:52,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:52,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:52,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:52,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:52,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:52,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2883 backedges. 1325 proven. 378 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:53,014 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:53,014 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2018-04-11 18:18:53,014 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:53,014 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:53,014 INFO L182 omatonBuilderFactory]: Interpolants [50432#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 50433#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 50434#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 49987#true, 50435#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 49988#false, 50436#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 50437#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 50438#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 50439#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 50440#(not (= 119 |#Ultimate.C_memset_#amount|)), 50377#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 50378#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 50204#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 50337#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 50411#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 50412#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 50413#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 50414#(= |#Ultimate.C_memset_#t~loopctr36| 2), 50415#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 50416#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 50417#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 50418#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 50419#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 50420#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 50421#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 50422#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 50423#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 50424#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 50169#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 50425#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 50170#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 50426#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 50427#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 50428#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 50429#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 50430#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 50431#(<= |#Ultimate.C_memset_#t~loopctr36| 19)] [2018-04-11 18:18:53,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2883 backedges. 1325 proven. 378 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:53,015 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-11 18:18:53,015 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-11 18:18:53,015 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=451, Invalid=955, Unknown=0, NotChecked=0, Total=1406 [2018-04-11 18:18:53,015 INFO L87 Difference]: Start difference. First operand 427 states and 553 transitions. Second operand 38 states. [2018-04-11 18:18:54,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:54,536 INFO L93 Difference]: Finished difference Result 529 states and 639 transitions. [2018-04-11 18:18:54,536 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2018-04-11 18:18:54,536 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 209 [2018-04-11 18:18:54,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:54,537 INFO L225 Difference]: With dead ends: 529 [2018-04-11 18:18:54,537 INFO L226 Difference]: Without dead ends: 522 [2018-04-11 18:18:54,537 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 468 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=983, Invalid=3307, Unknown=0, NotChecked=0, Total=4290 [2018-04-11 18:18:54,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2018-04-11 18:18:54,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 428. [2018-04-11 18:18:54,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 428 states. [2018-04-11 18:18:54,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 555 transitions. [2018-04-11 18:18:54,541 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 555 transitions. Word has length 209 [2018-04-11 18:18:54,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:54,541 INFO L459 AbstractCegarLoop]: Abstraction has 428 states and 555 transitions. [2018-04-11 18:18:54,541 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-11 18:18:54,541 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 555 transitions. [2018-04-11 18:18:54,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-04-11 18:18:54,541 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:54,542 INFO L355 BasicCegarLoop]: trace histogram [68, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:54,542 INFO L408 AbstractCegarLoop]: === Iteration 42 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:54,542 INFO L82 PathProgramCache]: Analyzing trace with hash 370094177, now seen corresponding path program 29 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:54,544 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:54,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:55,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2956 backedges. 1370 proven. 406 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:55,208 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:55,208 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2018-04-11 18:18:55,208 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:55,208 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:55,208 INFO L182 omatonBuilderFactory]: Interpolants [51904#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 51905#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 51906#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 51907#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 51908#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 51909#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 51910#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 51846#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 51847#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 51911#(not (= 119 |#Ultimate.C_memset_#amount|)), 51672#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 51805#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 51881#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 51882#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 51883#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 51884#(= 2 |#Ultimate.C_memset_#t~loopctr36|), 51885#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 51886#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 51887#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 51888#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 51889#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 51890#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 51891#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 51892#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 51637#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 51893#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 51638#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 51894#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 51895#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 51896#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 51897#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 51898#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 51899#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 51900#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 51901#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 51454#true, 51902#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 51455#false, 51903#(<= |#Ultimate.C_memset_#t~loopctr36| 21)] [2018-04-11 18:18:55,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2956 backedges. 1370 proven. 406 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:55,209 INFO L442 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-04-11 18:18:55,209 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-04-11 18:18:55,209 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=481, Invalid=1001, Unknown=0, NotChecked=0, Total=1482 [2018-04-11 18:18:55,209 INFO L87 Difference]: Start difference. First operand 428 states and 555 transitions. Second operand 39 states. [2018-04-11 18:18:56,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:56,663 INFO L93 Difference]: Finished difference Result 532 states and 643 transitions. [2018-04-11 18:18:56,663 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2018-04-11 18:18:56,663 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 210 [2018-04-11 18:18:56,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:56,665 INFO L225 Difference]: With dead ends: 532 [2018-04-11 18:18:56,665 INFO L226 Difference]: Without dead ends: 525 [2018-04-11 18:18:56,665 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 499 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1058, Invalid=3498, Unknown=0, NotChecked=0, Total=4556 [2018-04-11 18:18:56,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2018-04-11 18:18:56,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 429. [2018-04-11 18:18:56,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 429 states. [2018-04-11 18:18:56,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 557 transitions. [2018-04-11 18:18:56,669 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 557 transitions. Word has length 210 [2018-04-11 18:18:56,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:56,669 INFO L459 AbstractCegarLoop]: Abstraction has 429 states and 557 transitions. [2018-04-11 18:18:56,669 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-04-11 18:18:56,669 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 557 transitions. [2018-04-11 18:18:56,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-04-11 18:18:56,670 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:56,670 INFO L355 BasicCegarLoop]: trace histogram [69, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:56,670 INFO L408 AbstractCegarLoop]: === Iteration 43 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:56,670 INFO L82 PathProgramCache]: Analyzing trace with hash -231120591, now seen corresponding path program 30 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:56,672 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:56,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:56,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:56,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:56,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:56,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:56,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:56,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:56,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:56,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:56,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:56,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:56,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:56,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:56,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:56,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:56,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:56,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:56,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:57,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:57,383 INFO L134 CoverageAnalysis]: Checked inductivity of 3030 backedges. 1415 proven. 435 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:57,400 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:57,400 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [40] total 40 [2018-04-11 18:18:57,400 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:57,400 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:57,401 INFO L182 omatonBuilderFactory]: Interpolants [53376#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 53377#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 53378#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 52931#true, 53379#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 52932#false, 53380#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 53381#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 53382#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 53383#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 53384#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 53385#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 53386#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 53387#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 53388#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 53389#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 53325#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 53326#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 53390#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 53391#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 53392#(not (= 119 |#Ultimate.C_memset_#amount|)), 53150#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 53283#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 53361#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 53362#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 53363#(<= |#Ultimate.C_memset_#t~loopctr36| 1), 53364#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 53365#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 53366#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 53367#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 53368#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 53369#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 53370#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 53115#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 53371#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 53116#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 53372#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 53373#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 53374#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 53375#(<= |#Ultimate.C_memset_#t~loopctr36| 13)] [2018-04-11 18:18:57,401 INFO L134 CoverageAnalysis]: Checked inductivity of 3030 backedges. 1415 proven. 435 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:57,401 INFO L442 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-04-11 18:18:57,401 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-04-11 18:18:57,401 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=515, Invalid=1045, Unknown=0, NotChecked=0, Total=1560 [2018-04-11 18:18:57,401 INFO L87 Difference]: Start difference. First operand 429 states and 557 transitions. Second operand 40 states. [2018-04-11 18:18:59,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:18:59,158 INFO L93 Difference]: Finished difference Result 535 states and 647 transitions. [2018-04-11 18:18:59,158 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2018-04-11 18:18:59,158 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 211 [2018-04-11 18:18:59,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:18:59,159 INFO L225 Difference]: With dead ends: 535 [2018-04-11 18:18:59,159 INFO L226 Difference]: Without dead ends: 528 [2018-04-11 18:18:59,160 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 533 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1141, Invalid=3689, Unknown=0, NotChecked=0, Total=4830 [2018-04-11 18:18:59,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 528 states. [2018-04-11 18:18:59,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 528 to 430. [2018-04-11 18:18:59,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 430 states. [2018-04-11 18:18:59,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 559 transitions. [2018-04-11 18:18:59,164 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 559 transitions. Word has length 211 [2018-04-11 18:18:59,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:18:59,164 INFO L459 AbstractCegarLoop]: Abstraction has 430 states and 559 transitions. [2018-04-11 18:18:59,164 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-04-11 18:18:59,164 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 559 transitions. [2018-04-11 18:18:59,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-04-11 18:18:59,165 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:18:59,165 INFO L355 BasicCegarLoop]: trace histogram [70, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:18:59,165 INFO L408 AbstractCegarLoop]: === Iteration 44 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:18:59,165 INFO L82 PathProgramCache]: Analyzing trace with hash -1688909215, now seen corresponding path program 31 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:18:59,167 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:18:59,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:59,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:59,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:59,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:59,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:59,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:59,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:59,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:59,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:59,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:59,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:59,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:59,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:59,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:59,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:59,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:59,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:59,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:18:59,922 INFO L134 CoverageAnalysis]: Checked inductivity of 3105 backedges. 1460 proven. 465 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:59,939 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:18:59,939 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [41] total 41 [2018-04-11 18:18:59,939 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:18:59,940 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:18:59,940 INFO L182 omatonBuilderFactory]: Interpolants [54851#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 54852#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 54853#(<= |#Ultimate.C_memset_#t~loopctr36| 1), 54854#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 54855#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 54856#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 54857#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 54858#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 54603#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 54859#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 54604#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 54860#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 54861#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 54862#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 54863#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 54864#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 54865#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 54418#true, 54866#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 54419#false, 54867#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 54868#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 54869#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 54870#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 54871#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 54872#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 54873#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 54874#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 54875#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 54876#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 54877#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 54878#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 54814#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 54815#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 54879#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 54880#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 54881#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 54882#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 54883#(not (= 119 |#Ultimate.C_memset_#amount|)), 54638#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 54771#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119))))] [2018-04-11 18:18:59,940 INFO L134 CoverageAnalysis]: Checked inductivity of 3105 backedges. 1460 proven. 465 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:18:59,940 INFO L442 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-04-11 18:18:59,940 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-04-11 18:18:59,940 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=547, Invalid=1093, Unknown=0, NotChecked=0, Total=1640 [2018-04-11 18:18:59,940 INFO L87 Difference]: Start difference. First operand 430 states and 559 transitions. Second operand 41 states. [2018-04-11 18:19:02,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:02,609 INFO L93 Difference]: Finished difference Result 538 states and 651 transitions. [2018-04-11 18:19:02,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2018-04-11 18:19:02,609 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 212 [2018-04-11 18:19:02,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:02,610 INFO L225 Difference]: With dead ends: 538 [2018-04-11 18:19:02,610 INFO L226 Difference]: Without dead ends: 531 [2018-04-11 18:19:02,611 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 566 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1222, Invalid=3890, Unknown=0, NotChecked=0, Total=5112 [2018-04-11 18:19:02,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 531 states. [2018-04-11 18:19:02,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 531 to 431. [2018-04-11 18:19:02,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 431 states. [2018-04-11 18:19:02,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 561 transitions. [2018-04-11 18:19:02,615 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 561 transitions. Word has length 212 [2018-04-11 18:19:02,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:02,615 INFO L459 AbstractCegarLoop]: Abstraction has 431 states and 561 transitions. [2018-04-11 18:19:02,615 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-04-11 18:19:02,615 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 561 transitions. [2018-04-11 18:19:02,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-04-11 18:19:02,616 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:02,616 INFO L355 BasicCegarLoop]: trace histogram [71, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:02,616 INFO L408 AbstractCegarLoop]: === Iteration 45 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:02,616 INFO L82 PathProgramCache]: Analyzing trace with hash 364283697, now seen corresponding path program 32 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:02,619 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:02,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:02,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:03,304 INFO L134 CoverageAnalysis]: Checked inductivity of 3181 backedges. 1505 proven. 496 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:03,322 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:03,322 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2018-04-11 18:19:03,322 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:03,322 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:03,322 INFO L182 omatonBuilderFactory]: Interpolants [56384#(not (= 119 |#Ultimate.C_memset_#amount|)), 56136#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 56269#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 56351#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 56352#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 56353#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 56354#(= 2 |#Ultimate.C_memset_#t~loopctr36|), 56355#(= 3 |#Ultimate.C_memset_#t~loopctr36|), 56356#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 56101#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 56357#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 56102#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 56358#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 56359#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 56360#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 56361#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 56362#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 55915#true, 56363#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 55916#false, 56364#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 56365#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 56366#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 56367#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 56368#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 56369#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 56370#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 56371#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 56372#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 56373#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 56374#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 56375#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 56376#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 56377#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 56313#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 56314#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 56378#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 56379#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 56380#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 56381#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 56382#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 56383#(<= |#Ultimate.C_memset_#t~loopctr36| 31)] [2018-04-11 18:19:03,323 INFO L134 CoverageAnalysis]: Checked inductivity of 3181 backedges. 1505 proven. 496 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:03,323 INFO L442 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-04-11 18:19:03,323 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-04-11 18:19:03,323 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=574, Invalid=1148, Unknown=0, NotChecked=0, Total=1722 [2018-04-11 18:19:03,323 INFO L87 Difference]: Start difference. First operand 431 states and 561 transitions. Second operand 42 states. [2018-04-11 18:19:05,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:05,830 INFO L93 Difference]: Finished difference Result 541 states and 655 transitions. [2018-04-11 18:19:05,831 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2018-04-11 18:19:05,831 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 213 [2018-04-11 18:19:05,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:05,832 INFO L225 Difference]: With dead ends: 541 [2018-04-11 18:19:05,832 INFO L226 Difference]: Without dead ends: 534 [2018-04-11 18:19:05,832 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 597 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1297, Invalid=4105, Unknown=0, NotChecked=0, Total=5402 [2018-04-11 18:19:05,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 534 states. [2018-04-11 18:19:05,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 534 to 432. [2018-04-11 18:19:05,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 432 states. [2018-04-11 18:19:05,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 563 transitions. [2018-04-11 18:19:05,836 INFO L78 Accepts]: Start accepts. Automaton has 432 states and 563 transitions. Word has length 213 [2018-04-11 18:19:05,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:05,837 INFO L459 AbstractCegarLoop]: Abstraction has 432 states and 563 transitions. [2018-04-11 18:19:05,837 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-04-11 18:19:05,837 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 563 transitions. [2018-04-11 18:19:05,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-04-11 18:19:05,837 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:05,837 INFO L355 BasicCegarLoop]: trace histogram [72, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:05,837 INFO L408 AbstractCegarLoop]: === Iteration 46 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:05,838 INFO L82 PathProgramCache]: Analyzing trace with hash -411245471, now seen corresponding path program 33 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:05,840 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:05,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:05,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:06,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:06,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:06,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:06,562 INFO L134 CoverageAnalysis]: Checked inductivity of 3258 backedges. 1550 proven. 528 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:06,579 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:06,579 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [43] total 43 [2018-04-11 18:19:06,579 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:06,579 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:06,579 INFO L182 omatonBuilderFactory]: Interpolants [57861#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 57862#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 57863#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 57864#(= |#Ultimate.C_memset_#t~loopctr36| 2), 57609#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 57865#(= |#Ultimate.C_memset_#t~loopctr36| 3), 57610#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 57866#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 57867#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 57868#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 57869#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 57422#true, 57870#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 57423#false, 57871#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 57872#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 57873#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 57874#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 57875#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 57876#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 57877#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 57878#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 57879#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 57880#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 57881#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 57882#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 57883#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 57884#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 57885#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 57886#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 57822#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 57823#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 57887#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 57888#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 57889#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 57890#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 57891#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 57892#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 57893#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 57894#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 57895#(not (= 119 |#Ultimate.C_memset_#amount|)), 57644#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 57777#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119))))] [2018-04-11 18:19:06,580 INFO L134 CoverageAnalysis]: Checked inductivity of 3258 backedges. 1550 proven. 528 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:06,580 INFO L442 AbstractCegarLoop]: Interpolant automaton has 43 states [2018-04-11 18:19:06,580 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2018-04-11 18:19:06,580 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=608, Invalid=1198, Unknown=0, NotChecked=0, Total=1806 [2018-04-11 18:19:06,580 INFO L87 Difference]: Start difference. First operand 432 states and 563 transitions. Second operand 43 states. [2018-04-11 18:19:09,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:09,189 INFO L93 Difference]: Finished difference Result 544 states and 659 transitions. [2018-04-11 18:19:09,189 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2018-04-11 18:19:09,189 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 214 [2018-04-11 18:19:09,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:09,191 INFO L225 Difference]: With dead ends: 544 [2018-04-11 18:19:09,191 INFO L226 Difference]: Without dead ends: 537 [2018-04-11 18:19:09,191 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 632 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1384, Invalid=4316, Unknown=0, NotChecked=0, Total=5700 [2018-04-11 18:19:09,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states. [2018-04-11 18:19:09,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 433. [2018-04-11 18:19:09,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 433 states. [2018-04-11 18:19:09,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 565 transitions. [2018-04-11 18:19:09,195 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 565 transitions. Word has length 214 [2018-04-11 18:19:09,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:09,195 INFO L459 AbstractCegarLoop]: Abstraction has 433 states and 565 transitions. [2018-04-11 18:19:09,195 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states. [2018-04-11 18:19:09,195 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 565 transitions. [2018-04-11 18:19:09,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-04-11 18:19:09,196 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:09,196 INFO L355 BasicCegarLoop]: trace histogram [73, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:09,196 INFO L408 AbstractCegarLoop]: === Iteration 47 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:09,196 INFO L82 PathProgramCache]: Analyzing trace with hash 1317154097, now seen corresponding path program 34 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:09,199 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:09,945 INFO L134 CoverageAnalysis]: Checked inductivity of 3336 backedges. 1595 proven. 561 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:09,961 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:09,961 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [44] total 44 [2018-04-11 18:19:09,961 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:09,962 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:09,962 INFO L182 omatonBuilderFactory]: Interpolants [59392#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 59393#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 59394#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 59395#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 59396#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 59397#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 59398#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 59399#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 59400#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 59401#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 59402#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 59403#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 59404#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 59405#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 59341#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 59342#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 59406#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 59407#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 59408#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 59409#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 59410#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 59411#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 59412#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 59413#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 59414#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 59415#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 59416#(not (= 119 |#Ultimate.C_memset_#amount|)), 59162#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 59295#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 59381#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 59382#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 59127#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 59383#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 59128#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 59384#(= |#Ultimate.C_memset_#t~loopctr36| 2), 59385#(= 3 |#Ultimate.C_memset_#t~loopctr36|), 59386#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 58939#true, 59387#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 58940#false, 59388#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 59389#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 59390#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 59391#(<= |#Ultimate.C_memset_#t~loopctr36| 9)] [2018-04-11 18:19:09,962 INFO L134 CoverageAnalysis]: Checked inductivity of 3336 backedges. 1595 proven. 561 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:09,962 INFO L442 AbstractCegarLoop]: Interpolant automaton has 44 states [2018-04-11 18:19:09,962 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2018-04-11 18:19:09,962 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=643, Invalid=1249, Unknown=0, NotChecked=0, Total=1892 [2018-04-11 18:19:09,962 INFO L87 Difference]: Start difference. First operand 433 states and 565 transitions. Second operand 44 states. [2018-04-11 18:19:12,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:12,134 INFO L93 Difference]: Finished difference Result 547 states and 663 transitions. [2018-04-11 18:19:12,134 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2018-04-11 18:19:12,134 INFO L78 Accepts]: Start accepts. Automaton has 44 states. Word has length 215 [2018-04-11 18:19:12,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:12,136 INFO L225 Difference]: With dead ends: 547 [2018-04-11 18:19:12,136 INFO L226 Difference]: Without dead ends: 540 [2018-04-11 18:19:12,136 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 668 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1474, Invalid=4532, Unknown=0, NotChecked=0, Total=6006 [2018-04-11 18:19:12,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2018-04-11 18:19:12,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 434. [2018-04-11 18:19:12,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 434 states. [2018-04-11 18:19:12,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 567 transitions. [2018-04-11 18:19:12,140 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 567 transitions. Word has length 215 [2018-04-11 18:19:12,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:12,140 INFO L459 AbstractCegarLoop]: Abstraction has 434 states and 567 transitions. [2018-04-11 18:19:12,140 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states. [2018-04-11 18:19:12,140 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 567 transitions. [2018-04-11 18:19:12,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-04-11 18:19:12,141 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:12,141 INFO L355 BasicCegarLoop]: trace histogram [74, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:12,141 INFO L408 AbstractCegarLoop]: === Iteration 48 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:12,141 INFO L82 PathProgramCache]: Analyzing trace with hash -937034143, now seen corresponding path program 35 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:12,144 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:12,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:12,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:12,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:12,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:12,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:12,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:12,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:12,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:12,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:12,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:12,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:12,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:12,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:12,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:12,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:12,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:12,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:12,904 INFO L134 CoverageAnalysis]: Checked inductivity of 3415 backedges. 1640 proven. 595 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:12,921 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:12,921 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [45] total 45 [2018-04-11 18:19:12,921 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:12,921 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:12,921 INFO L182 omatonBuilderFactory]: Interpolants [60928#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 60929#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 60930#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 60931#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 60932#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 60933#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 60934#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 60870#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 60871#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 60935#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 60936#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 60937#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 60938#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 60939#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 60940#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 60941#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 60942#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 60943#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 60944#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 60945#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 60690#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 60946#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 60947#(not (= 119 |#Ultimate.C_memset_#amount|)), 60823#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 60655#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 60911#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 60656#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 60912#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 60913#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 60466#true, 60914#(= |#Ultimate.C_memset_#t~loopctr36| 2), 60467#false, 60915#(= 3 |#Ultimate.C_memset_#t~loopctr36|), 60916#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 60917#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 60918#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 60919#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 60920#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 60921#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 60922#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 60923#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 60924#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 60925#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 60926#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 60927#(<= |#Ultimate.C_memset_#t~loopctr36| 15)] [2018-04-11 18:19:12,922 INFO L134 CoverageAnalysis]: Checked inductivity of 3415 backedges. 1640 proven. 595 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:12,922 INFO L442 AbstractCegarLoop]: Interpolant automaton has 45 states [2018-04-11 18:19:12,922 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2018-04-11 18:19:12,922 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=679, Invalid=1301, Unknown=0, NotChecked=0, Total=1980 [2018-04-11 18:19:12,922 INFO L87 Difference]: Start difference. First operand 434 states and 567 transitions. Second operand 45 states. [2018-04-11 18:19:15,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:15,033 INFO L93 Difference]: Finished difference Result 550 states and 667 transitions. [2018-04-11 18:19:15,033 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2018-04-11 18:19:15,034 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 216 [2018-04-11 18:19:15,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:15,035 INFO L225 Difference]: With dead ends: 550 [2018-04-11 18:19:15,035 INFO L226 Difference]: Without dead ends: 543 [2018-04-11 18:19:15,035 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 705 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1567, Invalid=4753, Unknown=0, NotChecked=0, Total=6320 [2018-04-11 18:19:15,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2018-04-11 18:19:15,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 435. [2018-04-11 18:19:15,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435 states. [2018-04-11 18:19:15,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 569 transitions. [2018-04-11 18:19:15,038 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 569 transitions. Word has length 216 [2018-04-11 18:19:15,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:15,039 INFO L459 AbstractCegarLoop]: Abstraction has 435 states and 569 transitions. [2018-04-11 18:19:15,039 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states. [2018-04-11 18:19:15,039 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 569 transitions. [2018-04-11 18:19:15,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-04-11 18:19:15,039 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:15,039 INFO L355 BasicCegarLoop]: trace histogram [75, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:15,039 INFO L408 AbstractCegarLoop]: === Iteration 49 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:15,040 INFO L82 PathProgramCache]: Analyzing trace with hash -2097392847, now seen corresponding path program 36 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) [2018-04-11 18:19:15,042 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:15,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:15,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:15,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:15,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:15,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:15,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:15,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:15,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:15,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:15,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:15,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:15,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:15,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:15,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:15,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:15,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:15,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:15,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:15,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:15,843 INFO L134 CoverageAnalysis]: Checked inductivity of 3495 backedges. 1685 proven. 630 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:15,859 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:15,859 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [46] total 46 [2018-04-11 18:19:15,859 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:15,859 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:15,859 INFO L182 omatonBuilderFactory]: Interpolants [62464#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 62465#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 62466#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 62467#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 62468#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 62469#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 62470#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 62471#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 62472#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 62473#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 62409#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 62410#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 62474#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 62475#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 62476#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 62477#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 62478#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 62479#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 62480#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 62481#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 62482#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 62483#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 62228#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 62484#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 62485#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 62486#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 62487#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 62488#(not (= 119 |#Ultimate.C_memset_#amount|)), 62361#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 62193#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 62194#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 62003#true, 62451#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 62004#false, 62452#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 62453#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 62454#(= |#Ultimate.C_memset_#t~loopctr36| 2), 62455#(= |#Ultimate.C_memset_#t~loopctr36| 3), 62456#(= 4 |#Ultimate.C_memset_#t~loopctr36|), 62457#(= |#Ultimate.C_memset_#t~loopctr36| 5), 62458#(= |#Ultimate.C_memset_#t~loopctr36| 6), 62459#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 62460#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 62461#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 62462#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 62463#(<= |#Ultimate.C_memset_#t~loopctr36| 11)] [2018-04-11 18:19:15,859 INFO L134 CoverageAnalysis]: Checked inductivity of 3495 backedges. 1685 proven. 630 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:15,860 INFO L442 AbstractCegarLoop]: Interpolant automaton has 46 states [2018-04-11 18:19:15,860 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2018-04-11 18:19:15,860 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=701, Invalid=1369, Unknown=0, NotChecked=0, Total=2070 [2018-04-11 18:19:15,860 INFO L87 Difference]: Start difference. First operand 435 states and 569 transitions. Second operand 46 states. [2018-04-11 18:19:18,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:18,144 INFO L93 Difference]: Finished difference Result 553 states and 671 transitions. [2018-04-11 18:19:18,144 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2018-04-11 18:19:18,144 INFO L78 Accepts]: Start accepts. Automaton has 46 states. Word has length 217 [2018-04-11 18:19:18,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:18,145 INFO L225 Difference]: With dead ends: 553 [2018-04-11 18:19:18,145 INFO L226 Difference]: Without dead ends: 546 [2018-04-11 18:19:18,146 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 740 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=1645, Invalid=4997, Unknown=0, NotChecked=0, Total=6642 [2018-04-11 18:19:18,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 546 states. [2018-04-11 18:19:18,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 546 to 436. [2018-04-11 18:19:18,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 436 states. [2018-04-11 18:19:18,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 571 transitions. [2018-04-11 18:19:18,149 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 571 transitions. Word has length 217 [2018-04-11 18:19:18,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:18,149 INFO L459 AbstractCegarLoop]: Abstraction has 436 states and 571 transitions. [2018-04-11 18:19:18,149 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states. [2018-04-11 18:19:18,149 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 571 transitions. [2018-04-11 18:19:18,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-04-11 18:19:18,150 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:18,150 INFO L355 BasicCegarLoop]: trace histogram [76, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:18,151 INFO L408 AbstractCegarLoop]: === Iteration 50 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:18,151 INFO L82 PathProgramCache]: Analyzing trace with hash 586192993, now seen corresponding path program 37 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:18,153 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:18,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:18,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:18,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:18,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:18,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:18,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:18,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:18,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:18,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:18,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:18,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:18,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:18,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:18,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:18,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:18,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:18,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:18,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:18,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:19,152 INFO L134 CoverageAnalysis]: Checked inductivity of 3576 backedges. 1730 proven. 666 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:19,168 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:19,169 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [47] total 47 [2018-04-11 18:19:19,169 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:19,169 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:19,169 INFO L182 omatonBuilderFactory]: Interpolants [64001#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 64002#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 64003#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 64004#(= |#Ultimate.C_memset_#t~loopctr36| 2), 64005#(= 3 |#Ultimate.C_memset_#t~loopctr36|), 64006#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 64007#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 64008#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 64009#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 64010#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 64011#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 64012#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 64013#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 64014#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 64015#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 64016#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 64017#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 64018#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 64019#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 64020#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 64021#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 64022#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 63958#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 63959#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 64023#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 64024#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 64025#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 64026#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 64027#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 64028#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 64029#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 64030#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 64031#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 63776#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 64032#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 64033#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 64034#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 64035#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 64036#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 63909#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 64037#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 64038#(<= |#Ultimate.C_memset_#t~loopctr36| 36), 64039#(not (= 119 |#Ultimate.C_memset_#amount|)), 63741#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 63550#true, 63742#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 63551#false] [2018-04-11 18:19:19,169 INFO L134 CoverageAnalysis]: Checked inductivity of 3576 backedges. 1730 proven. 666 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:19,169 INFO L442 AbstractCegarLoop]: Interpolant automaton has 47 states [2018-04-11 18:19:19,170 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2018-04-11 18:19:19,170 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=754, Invalid=1408, Unknown=0, NotChecked=0, Total=2162 [2018-04-11 18:19:19,170 INFO L87 Difference]: Start difference. First operand 436 states and 571 transitions. Second operand 47 states. [2018-04-11 18:19:22,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:22,031 INFO L93 Difference]: Finished difference Result 556 states and 675 transitions. [2018-04-11 18:19:22,031 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2018-04-11 18:19:22,031 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 218 [2018-04-11 18:19:22,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:22,032 INFO L225 Difference]: With dead ends: 556 [2018-04-11 18:19:22,033 INFO L226 Difference]: Without dead ends: 549 [2018-04-11 18:19:22,033 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 782 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1762, Invalid=5210, Unknown=0, NotChecked=0, Total=6972 [2018-04-11 18:19:22,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2018-04-11 18:19:22,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 437. [2018-04-11 18:19:22,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 437 states. [2018-04-11 18:19:22,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 573 transitions. [2018-04-11 18:19:22,036 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 573 transitions. Word has length 218 [2018-04-11 18:19:22,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:22,036 INFO L459 AbstractCegarLoop]: Abstraction has 437 states and 573 transitions. [2018-04-11 18:19:22,037 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states. [2018-04-11 18:19:22,037 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 573 transitions. [2018-04-11 18:19:22,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-04-11 18:19:22,037 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:22,037 INFO L355 BasicCegarLoop]: trace histogram [77, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:22,037 INFO L408 AbstractCegarLoop]: === Iteration 51 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:22,037 INFO L82 PathProgramCache]: Analyzing trace with hash -2121991887, now seen corresponding path program 38 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:22,042 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:22,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:22,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:22,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:22,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:22,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:22,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:22,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:22,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:22,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:22,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:22,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:22,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:22,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:22,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:22,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:22,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:22,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:22,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:22,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:22,907 INFO L134 CoverageAnalysis]: Checked inductivity of 3658 backedges. 1775 proven. 703 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:22,924 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:22,924 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [48] total 48 [2018-04-11 18:19:22,924 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:22,925 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:22,925 INFO L182 omatonBuilderFactory]: Interpolants [65600#(not (= 119 |#Ultimate.C_memset_#amount|)), 65107#true, 65299#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 65108#false, 65300#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 65561#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 65563#(<= |#Ultimate.C_memset_#t~loopctr36| 1), 65562#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 65565#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 65564#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 65567#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 65566#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 65569#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 65568#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 65571#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 65570#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 65573#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 65572#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 65575#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 65574#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 65577#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 65576#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 65579#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 65578#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 65581#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 65580#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 65517#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 65518#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 65583#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 65582#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 65585#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 65584#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 65587#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 65586#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 65589#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 65588#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 65334#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 65591#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 65590#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 65593#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 65592#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 65595#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 65467#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 65594#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 65597#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 65596#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 65599#(<= |#Ultimate.C_memset_#t~loopctr36| 37), 65598#(<= |#Ultimate.C_memset_#t~loopctr36| 36)] [2018-04-11 18:19:22,925 INFO L134 CoverageAnalysis]: Checked inductivity of 3658 backedges. 1775 proven. 703 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:22,925 INFO L442 AbstractCegarLoop]: Interpolant automaton has 48 states [2018-04-11 18:19:22,925 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2018-04-11 18:19:22,926 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=799, Invalid=1457, Unknown=0, NotChecked=0, Total=2256 [2018-04-11 18:19:22,926 INFO L87 Difference]: Start difference. First operand 437 states and 573 transitions. Second operand 48 states. [2018-04-11 18:19:25,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:25,114 INFO L93 Difference]: Finished difference Result 559 states and 679 transitions. [2018-04-11 18:19:25,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2018-04-11 18:19:25,114 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 219 [2018-04-11 18:19:25,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:25,115 INFO L225 Difference]: With dead ends: 559 [2018-04-11 18:19:25,115 INFO L226 Difference]: Without dead ends: 552 [2018-04-11 18:19:25,116 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 825 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1873, Invalid=5437, Unknown=0, NotChecked=0, Total=7310 [2018-04-11 18:19:25,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 552 states. [2018-04-11 18:19:25,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 552 to 438. [2018-04-11 18:19:25,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 438 states. [2018-04-11 18:19:25,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 438 states and 575 transitions. [2018-04-11 18:19:25,122 INFO L78 Accepts]: Start accepts. Automaton has 438 states and 575 transitions. Word has length 219 [2018-04-11 18:19:25,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:25,123 INFO L459 AbstractCegarLoop]: Abstraction has 438 states and 575 transitions. [2018-04-11 18:19:25,123 INFO L460 AbstractCegarLoop]: Interpolant automaton has 48 states. [2018-04-11 18:19:25,123 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 575 transitions. [2018-04-11 18:19:25,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-04-11 18:19:25,124 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:25,124 INFO L355 BasicCegarLoop]: trace histogram [78, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:25,124 INFO L408 AbstractCegarLoop]: === Iteration 52 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:25,124 INFO L82 PathProgramCache]: Analyzing trace with hash -176377247, now seen corresponding path program 39 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:25,126 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:25,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:25,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:26,032 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 1820 proven. 741 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:26,048 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:26,049 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [49] total 49 [2018-04-11 18:19:26,049 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:26,049 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:26,049 INFO L182 omatonBuilderFactory]: Interpolants [67087#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 67086#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 66867#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 66868#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 67131#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 67133#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 67132#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 67135#(= 3 |#Ultimate.C_memset_#t~loopctr36|), 67134#(= |#Ultimate.C_memset_#t~loopctr36| 2), 67137#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 67136#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 67139#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 67138#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 67141#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 67140#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 67143#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 67142#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 67145#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 67144#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 67147#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 67146#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 67149#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 67148#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 67151#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 67150#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 67153#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 67152#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 67155#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 67154#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 67157#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 67156#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 67159#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 66902#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 67158#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 67161#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 67160#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 67035#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 67163#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 67162#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 67165#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 67164#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 67167#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 67166#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 67169#(<= |#Ultimate.C_memset_#t~loopctr36| 37), 67168#(<= |#Ultimate.C_memset_#t~loopctr36| 36), 67171#(not (= 119 |#Ultimate.C_memset_#amount|)), 67170#(<= |#Ultimate.C_memset_#t~loopctr36| 38), 66675#false, 66674#true] [2018-04-11 18:19:26,049 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 1820 proven. 741 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:26,050 INFO L442 AbstractCegarLoop]: Interpolant automaton has 49 states [2018-04-11 18:19:26,050 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2018-04-11 18:19:26,050 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=833, Invalid=1519, Unknown=0, NotChecked=0, Total=2352 [2018-04-11 18:19:26,050 INFO L87 Difference]: Start difference. First operand 438 states and 575 transitions. Second operand 49 states. [2018-04-11 18:19:28,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:28,198 INFO L93 Difference]: Finished difference Result 562 states and 683 transitions. [2018-04-11 18:19:28,198 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2018-04-11 18:19:28,198 INFO L78 Accepts]: Start accepts. Automaton has 49 states. Word has length 220 [2018-04-11 18:19:28,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:28,200 INFO L225 Difference]: With dead ends: 562 [2018-04-11 18:19:28,200 INFO L226 Difference]: Without dead ends: 555 [2018-04-11 18:19:28,200 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 863 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1969, Invalid=5687, Unknown=0, NotChecked=0, Total=7656 [2018-04-11 18:19:28,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states. [2018-04-11 18:19:28,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 439. [2018-04-11 18:19:28,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 439 states. [2018-04-11 18:19:28,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 577 transitions. [2018-04-11 18:19:28,204 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 577 transitions. Word has length 220 [2018-04-11 18:19:28,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:28,205 INFO L459 AbstractCegarLoop]: Abstraction has 439 states and 577 transitions. [2018-04-11 18:19:28,205 INFO L460 AbstractCegarLoop]: Interpolant automaton has 49 states. [2018-04-11 18:19:28,205 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 577 transitions. [2018-04-11 18:19:28,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-04-11 18:19:28,205 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:28,205 INFO L355 BasicCegarLoop]: trace histogram [79, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:28,206 INFO L408 AbstractCegarLoop]: === Iteration 53 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:28,206 INFO L82 PathProgramCache]: Analyzing trace with hash 8134449, now seen corresponding path program 40 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:28,210 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:28,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:28,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:28,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:28,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:28,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:28,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:28,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:28,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:28,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:28,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:28,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:28,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:28,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:28,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:28,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:28,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:28,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:29,229 INFO L134 CoverageAnalysis]: Checked inductivity of 3825 backedges. 1865 proven. 780 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:29,245 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:29,246 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [50] total 50 [2018-04-11 18:19:29,246 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:29,246 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:29,246 INFO L182 omatonBuilderFactory]: Interpolants [68737#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 68480#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 68736#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 68739#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 68738#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 68613#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 68741#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 68740#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 68743#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 68742#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 68745#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 68744#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 68747#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 68746#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 68749#(<= |#Ultimate.C_memset_#t~loopctr36| 37), 68748#(<= |#Ultimate.C_memset_#t~loopctr36| 36), 68751#(<= |#Ultimate.C_memset_#t~loopctr36| 39), 68750#(<= |#Ultimate.C_memset_#t~loopctr36| 38), 68752#(not (= 119 |#Ultimate.C_memset_#amount|)), 68251#true, 68252#false, 68665#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 68666#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 68445#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 68446#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 68711#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 68713#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 68712#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 68715#(= 3 |#Ultimate.C_memset_#t~loopctr36|), 68714#(= |#Ultimate.C_memset_#t~loopctr36| 2), 68717#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 68716#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 68719#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 68718#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 68721#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 68720#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 68723#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 68722#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 68725#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 68724#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 68727#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 68726#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 68729#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 68728#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 68731#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 68730#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 68733#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 68732#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 68735#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 68734#(<= |#Ultimate.C_memset_#t~loopctr36| 22)] [2018-04-11 18:19:29,246 INFO L134 CoverageAnalysis]: Checked inductivity of 3825 backedges. 1865 proven. 780 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:29,247 INFO L442 AbstractCegarLoop]: Interpolant automaton has 50 states [2018-04-11 18:19:29,247 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2018-04-11 18:19:29,247 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=874, Invalid=1576, Unknown=0, NotChecked=0, Total=2450 [2018-04-11 18:19:29,247 INFO L87 Difference]: Start difference. First operand 439 states and 577 transitions. Second operand 50 states. [2018-04-11 18:19:30,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:30,956 INFO L93 Difference]: Finished difference Result 565 states and 687 transitions. [2018-04-11 18:19:30,956 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2018-04-11 18:19:30,956 INFO L78 Accepts]: Start accepts. Automaton has 50 states. Word has length 221 [2018-04-11 18:19:30,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:30,957 INFO L225 Difference]: With dead ends: 565 [2018-04-11 18:19:30,957 INFO L226 Difference]: Without dead ends: 558 [2018-04-11 18:19:30,958 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 905 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=2077, Invalid=5933, Unknown=0, NotChecked=0, Total=8010 [2018-04-11 18:19:30,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2018-04-11 18:19:30,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 440. [2018-04-11 18:19:30,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 440 states. [2018-04-11 18:19:30,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 579 transitions. [2018-04-11 18:19:30,961 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 579 transitions. Word has length 221 [2018-04-11 18:19:30,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:30,961 INFO L459 AbstractCegarLoop]: Abstraction has 440 states and 579 transitions. [2018-04-11 18:19:30,962 INFO L460 AbstractCegarLoop]: Interpolant automaton has 50 states. [2018-04-11 18:19:30,962 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 579 transitions. [2018-04-11 18:19:30,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-04-11 18:19:30,962 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:30,963 INFO L355 BasicCegarLoop]: trace histogram [80, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:30,963 INFO L408 AbstractCegarLoop]: === Iteration 54 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:30,963 INFO L82 PathProgramCache]: Analyzing trace with hash 1433029729, now seen corresponding path program 41 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:30,966 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:31,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:31,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:31,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:31,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:31,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:31,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:31,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:31,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:31,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:31,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:31,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:31,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:31,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:31,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:31,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:31,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:31,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:31,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:31,925 INFO L134 CoverageAnalysis]: Checked inductivity of 3910 backedges. 1910 proven. 820 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:31,942 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:31,942 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [51] total 51 [2018-04-11 18:19:31,943 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:31,943 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:31,943 INFO L182 omatonBuilderFactory]: Interpolants [70033#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 70034#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 70301#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 70303#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 70302#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 70305#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 70304#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 70307#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 70306#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 70309#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 70308#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 70311#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 70310#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 70313#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 70312#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 70315#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 70314#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 70317#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 70316#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 70319#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 70318#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 70321#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 70320#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 70323#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 70322#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 70325#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 70068#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 70324#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 70327#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 70326#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 70201#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 70329#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 70328#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 70331#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 70330#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 70333#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 70332#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 70335#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 70334#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 70337#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 70336#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 70339#(<= |#Ultimate.C_memset_#t~loopctr36| 37), 70338#(<= |#Ultimate.C_memset_#t~loopctr36| 36), 70341#(<= |#Ultimate.C_memset_#t~loopctr36| 39), 70340#(<= |#Ultimate.C_memset_#t~loopctr36| 38), 70343#(not (= 119 |#Ultimate.C_memset_#amount|)), 70342#(<= |#Ultimate.C_memset_#t~loopctr36| 40), 69839#false, 69838#true, 70255#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 70254#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119))] [2018-04-11 18:19:31,943 INFO L134 CoverageAnalysis]: Checked inductivity of 3910 backedges. 1910 proven. 820 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:31,943 INFO L442 AbstractCegarLoop]: Interpolant automaton has 51 states [2018-04-11 18:19:31,944 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2018-04-11 18:19:31,944 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=921, Invalid=1629, Unknown=0, NotChecked=0, Total=2550 [2018-04-11 18:19:31,944 INFO L87 Difference]: Start difference. First operand 440 states and 579 transitions. Second operand 51 states. [2018-04-11 18:19:34,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:34,393 INFO L93 Difference]: Finished difference Result 568 states and 691 transitions. [2018-04-11 18:19:34,393 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2018-04-11 18:19:34,393 INFO L78 Accepts]: Start accepts. Automaton has 51 states. Word has length 222 [2018-04-11 18:19:34,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:34,395 INFO L225 Difference]: With dead ends: 568 [2018-04-11 18:19:34,395 INFO L226 Difference]: Without dead ends: 561 [2018-04-11 18:19:34,395 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 950 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=2195, Invalid=6177, Unknown=0, NotChecked=0, Total=8372 [2018-04-11 18:19:34,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 561 states. [2018-04-11 18:19:34,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 561 to 441. [2018-04-11 18:19:34,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 441 states. [2018-04-11 18:19:34,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 581 transitions. [2018-04-11 18:19:34,399 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 581 transitions. Word has length 222 [2018-04-11 18:19:34,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:34,399 INFO L459 AbstractCegarLoop]: Abstraction has 441 states and 581 transitions. [2018-04-11 18:19:34,399 INFO L460 AbstractCegarLoop]: Interpolant automaton has 51 states. [2018-04-11 18:19:34,399 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 581 transitions. [2018-04-11 18:19:34,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-04-11 18:19:34,400 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:34,400 INFO L355 BasicCegarLoop]: trace histogram [81, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:34,400 INFO L408 AbstractCegarLoop]: === Iteration 55 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:34,401 INFO L82 PathProgramCache]: Analyzing trace with hash -1639856847, now seen corresponding path program 42 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:34,403 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:34,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:34,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:34,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:34,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:34,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:34,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:34,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:34,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:34,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:34,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:34,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:34,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:34,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:34,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:34,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:34,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:34,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:34,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:35,385 INFO L134 CoverageAnalysis]: Checked inductivity of 3996 backedges. 1955 proven. 861 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:35,402 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:35,402 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [52] total 52 [2018-04-11 18:19:35,402 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:35,402 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:35,402 INFO L182 omatonBuilderFactory]: Interpolants [71937#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 71936#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 71939#(<= |#Ultimate.C_memset_#t~loopctr36| 37), 71938#(<= |#Ultimate.C_memset_#t~loopctr36| 36), 71941#(<= |#Ultimate.C_memset_#t~loopctr36| 39), 71940#(<= |#Ultimate.C_memset_#t~loopctr36| 38), 71943#(<= |#Ultimate.C_memset_#t~loopctr36| 41), 71942#(<= |#Ultimate.C_memset_#t~loopctr36| 40), 71944#(not (= 119 |#Ultimate.C_memset_#amount|)), 71435#true, 71436#false, 71853#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 71854#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 71631#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 71632#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 71901#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 71903#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 71902#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 71905#(= 3 |#Ultimate.C_memset_#t~loopctr36|), 71904#(= 2 |#Ultimate.C_memset_#t~loopctr36|), 71907#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 71906#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 71909#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 71908#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 71911#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 71910#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 71913#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 71912#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 71915#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 71914#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 71917#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 71916#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 71919#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 71918#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 71921#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 71920#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 71923#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 71666#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 71922#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 71925#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 71924#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 71799#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 71927#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 71926#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 71929#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 71928#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 71931#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 71930#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 71933#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 71932#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 71935#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 71934#(<= |#Ultimate.C_memset_#t~loopctr36| 32)] [2018-04-11 18:19:35,403 INFO L134 CoverageAnalysis]: Checked inductivity of 3996 backedges. 1955 proven. 861 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:35,403 INFO L442 AbstractCegarLoop]: Interpolant automaton has 52 states [2018-04-11 18:19:35,403 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2018-04-11 18:19:35,403 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=959, Invalid=1693, Unknown=0, NotChecked=0, Total=2652 [2018-04-11 18:19:35,403 INFO L87 Difference]: Start difference. First operand 441 states and 581 transitions. Second operand 52 states. [2018-04-11 18:19:37,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:37,173 INFO L93 Difference]: Finished difference Result 571 states and 695 transitions. [2018-04-11 18:19:37,174 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2018-04-11 18:19:37,174 INFO L78 Accepts]: Start accepts. Automaton has 52 states. Word has length 223 [2018-04-11 18:19:37,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:37,175 INFO L225 Difference]: With dead ends: 571 [2018-04-11 18:19:37,175 INFO L226 Difference]: Without dead ends: 564 [2018-04-11 18:19:37,176 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 992 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=2302, Invalid=6440, Unknown=0, NotChecked=0, Total=8742 [2018-04-11 18:19:37,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2018-04-11 18:19:37,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 442. [2018-04-11 18:19:37,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 442 states. [2018-04-11 18:19:37,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 442 states and 583 transitions. [2018-04-11 18:19:37,180 INFO L78 Accepts]: Start accepts. Automaton has 442 states and 583 transitions. Word has length 223 [2018-04-11 18:19:37,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:37,180 INFO L459 AbstractCegarLoop]: Abstraction has 442 states and 583 transitions. [2018-04-11 18:19:37,180 INFO L460 AbstractCegarLoop]: Interpolant automaton has 52 states. [2018-04-11 18:19:37,180 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 583 transitions. [2018-04-11 18:19:37,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-04-11 18:19:37,181 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:37,181 INFO L355 BasicCegarLoop]: trace histogram [82, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:37,181 INFO L408 AbstractCegarLoop]: === Iteration 56 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:37,181 INFO L82 PathProgramCache]: Analyzing trace with hash 1884907105, now seen corresponding path program 43 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:37,183 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:37,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:37,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:38,239 INFO L134 CoverageAnalysis]: Checked inductivity of 4083 backedges. 2000 proven. 903 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:38,256 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:38,292 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [53] total 53 [2018-04-11 18:19:38,292 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:38,293 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:38,293 INFO L182 omatonBuilderFactory]: Interpolants [73239#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 73240#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 73511#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 73513#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 73512#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 73515#(= |#Ultimate.C_memset_#t~loopctr36| 3), 73514#(= |#Ultimate.C_memset_#t~loopctr36| 2), 73517#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 73516#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 73519#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 73518#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 73521#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 73520#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 73523#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 73522#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 73525#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 73524#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 73527#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 73526#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 73529#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 73528#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 73531#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 73274#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 73530#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 73533#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 73532#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 73407#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 73535#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 73534#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 73537#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 73536#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 73539#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 73538#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 73541#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 73540#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 73543#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 73542#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 73545#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 73544#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 73547#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 73546#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 73549#(<= |#Ultimate.C_memset_#t~loopctr36| 37), 73548#(<= |#Ultimate.C_memset_#t~loopctr36| 36), 73551#(<= |#Ultimate.C_memset_#t~loopctr36| 39), 73550#(<= |#Ultimate.C_memset_#t~loopctr36| 38), 73553#(<= |#Ultimate.C_memset_#t~loopctr36| 41), 73552#(<= |#Ultimate.C_memset_#t~loopctr36| 40), 73043#false, 73555#(not (= 119 |#Ultimate.C_memset_#amount|)), 73042#true, 73554#(<= |#Ultimate.C_memset_#t~loopctr36| 42), 73463#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 73462#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119))] [2018-04-11 18:19:38,293 INFO L134 CoverageAnalysis]: Checked inductivity of 4083 backedges. 2000 proven. 903 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:38,293 INFO L442 AbstractCegarLoop]: Interpolant automaton has 53 states [2018-04-11 18:19:38,293 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2018-04-11 18:19:38,294 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1003, Invalid=1753, Unknown=0, NotChecked=0, Total=2756 [2018-04-11 18:19:38,294 INFO L87 Difference]: Start difference. First operand 442 states and 583 transitions. Second operand 53 states. [2018-04-11 18:19:40,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:40,823 INFO L93 Difference]: Finished difference Result 574 states and 699 transitions. [2018-04-11 18:19:40,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2018-04-11 18:19:40,823 INFO L78 Accepts]: Start accepts. Automaton has 53 states. Word has length 224 [2018-04-11 18:19:40,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:40,824 INFO L225 Difference]: With dead ends: 574 [2018-04-11 18:19:40,824 INFO L226 Difference]: Without dead ends: 567 [2018-04-11 18:19:40,825 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1037 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=2419, Invalid=6701, Unknown=0, NotChecked=0, Total=9120 [2018-04-11 18:19:40,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 567 states. [2018-04-11 18:19:40,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 567 to 443. [2018-04-11 18:19:40,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 443 states. [2018-04-11 18:19:40,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 585 transitions. [2018-04-11 18:19:40,829 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 585 transitions. Word has length 224 [2018-04-11 18:19:40,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:40,830 INFO L459 AbstractCegarLoop]: Abstraction has 443 states and 585 transitions. [2018-04-11 18:19:40,830 INFO L460 AbstractCegarLoop]: Interpolant automaton has 53 states. [2018-04-11 18:19:40,830 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 585 transitions. [2018-04-11 18:19:40,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-04-11 18:19:40,830 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:40,830 INFO L355 BasicCegarLoop]: trace histogram [83, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:40,831 INFO L408 AbstractCegarLoop]: === Iteration 57 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:40,831 INFO L82 PathProgramCache]: Analyzing trace with hash -516560079, now seen corresponding path program 44 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:40,833 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:40,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:40,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:41,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:41,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:41,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:41,876 INFO L134 CoverageAnalysis]: Checked inductivity of 4171 backedges. 2045 proven. 946 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:41,892 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:41,893 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [54] total 54 [2018-04-11 18:19:41,893 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:41,893 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:41,893 INFO L182 omatonBuilderFactory]: Interpolants [75137#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 75136#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 75139#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 75138#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 75141#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 75140#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 75143#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 75142#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 75145#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 75144#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 75147#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 75146#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 75149#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 74892#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 75148#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 75151#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 75150#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 75025#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 75153#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 75152#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 75155#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 75154#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 75157#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 75156#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 75159#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 75158#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 75161#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 75160#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 75163#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 75162#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 75165#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 75164#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 75167#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 75166#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 75169#(<= |#Ultimate.C_memset_#t~loopctr36| 37), 75168#(<= |#Ultimate.C_memset_#t~loopctr36| 36), 74659#true, 75171#(<= |#Ultimate.C_memset_#t~loopctr36| 39), 75170#(<= |#Ultimate.C_memset_#t~loopctr36| 38), 75173#(<= |#Ultimate.C_memset_#t~loopctr36| 41), 74660#false, 75172#(<= |#Ultimate.C_memset_#t~loopctr36| 40), 75175#(<= |#Ultimate.C_memset_#t~loopctr36| 43), 75174#(<= |#Ultimate.C_memset_#t~loopctr36| 42), 75176#(not (= 119 |#Ultimate.C_memset_#amount|)), 75081#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 75082#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 74857#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 74858#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 75131#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 75133#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 75132#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 75135#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 75134#(= |#Ultimate.C_memset_#t~loopctr36| 2)] [2018-04-11 18:19:41,893 INFO L134 CoverageAnalysis]: Checked inductivity of 4171 backedges. 2045 proven. 946 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:41,894 INFO L442 AbstractCegarLoop]: Interpolant automaton has 54 states [2018-04-11 18:19:41,894 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2018-04-11 18:19:41,894 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1051, Invalid=1811, Unknown=0, NotChecked=0, Total=2862 [2018-04-11 18:19:41,894 INFO L87 Difference]: Start difference. First operand 443 states and 585 transitions. Second operand 54 states. [2018-04-11 18:19:44,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:44,207 INFO L93 Difference]: Finished difference Result 577 states and 703 transitions. [2018-04-11 18:19:44,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2018-04-11 18:19:44,207 INFO L78 Accepts]: Start accepts. Automaton has 54 states. Word has length 225 [2018-04-11 18:19:44,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:44,209 INFO L225 Difference]: With dead ends: 577 [2018-04-11 18:19:44,209 INFO L226 Difference]: Without dead ends: 570 [2018-04-11 18:19:44,210 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1084 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=2543, Invalid=6963, Unknown=0, NotChecked=0, Total=9506 [2018-04-11 18:19:44,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2018-04-11 18:19:44,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 444. [2018-04-11 18:19:44,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 444 states. [2018-04-11 18:19:44,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 587 transitions. [2018-04-11 18:19:44,215 INFO L78 Accepts]: Start accepts. Automaton has 444 states and 587 transitions. Word has length 225 [2018-04-11 18:19:44,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:44,215 INFO L459 AbstractCegarLoop]: Abstraction has 444 states and 587 transitions. [2018-04-11 18:19:44,215 INFO L460 AbstractCegarLoop]: Interpolant automaton has 54 states. [2018-04-11 18:19:44,215 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 587 transitions. [2018-04-11 18:19:44,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-04-11 18:19:44,216 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:44,216 INFO L355 BasicCegarLoop]: trace histogram [84, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:44,216 INFO L408 AbstractCegarLoop]: === Iteration 58 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:44,216 INFO L82 PathProgramCache]: Analyzing trace with hash -1947598751, now seen corresponding path program 45 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:44,222 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:44,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:44,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:44,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:44,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:44,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:44,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:44,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:44,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:44,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:44,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:44,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:44,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:44,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:44,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:44,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:44,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:44,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:44,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:45,334 INFO L134 CoverageAnalysis]: Checked inductivity of 4260 backedges. 2090 proven. 990 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:45,352 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:45,352 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [55] total 55 [2018-04-11 18:19:45,353 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:45,353 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:45,353 INFO L182 omatonBuilderFactory]: Interpolants [76801#(<= |#Ultimate.C_memset_#t~loopctr36| 39), 76800#(<= |#Ultimate.C_memset_#t~loopctr36| 38), 76803#(<= |#Ultimate.C_memset_#t~loopctr36| 41), 76802#(<= |#Ultimate.C_memset_#t~loopctr36| 40), 76805#(<= |#Ultimate.C_memset_#t~loopctr36| 43), 76804#(<= |#Ultimate.C_memset_#t~loopctr36| 42), 76807#(not (= 119 |#Ultimate.C_memset_#amount|)), 76806#(<= |#Ultimate.C_memset_#t~loopctr36| 44), 76711#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 76710#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 76485#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 76486#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 76761#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 76763#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 76762#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 76765#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 76764#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 76767#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 76766#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 76769#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 76768#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 76771#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 76770#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 76773#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 76772#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 76775#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 76774#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 76777#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 76520#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 76776#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 76779#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 76778#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 76653#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 76781#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 76780#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 76783#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 76782#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 76785#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 76784#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 76787#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 76786#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 76789#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 76788#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 76791#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 76790#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 76793#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 76792#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 76795#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 76794#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 76797#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 76796#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 76287#false, 76799#(<= |#Ultimate.C_memset_#t~loopctr36| 37), 76286#true, 76798#(<= |#Ultimate.C_memset_#t~loopctr36| 36)] [2018-04-11 18:19:45,353 INFO L134 CoverageAnalysis]: Checked inductivity of 4260 backedges. 2090 proven. 990 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:45,353 INFO L442 AbstractCegarLoop]: Interpolant automaton has 55 states [2018-04-11 18:19:45,354 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2018-04-11 18:19:45,354 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1099, Invalid=1871, Unknown=0, NotChecked=0, Total=2970 [2018-04-11 18:19:45,354 INFO L87 Difference]: Start difference. First operand 444 states and 587 transitions. Second operand 55 states. [2018-04-11 18:19:47,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:47,229 INFO L93 Difference]: Finished difference Result 580 states and 707 transitions. [2018-04-11 18:19:47,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2018-04-11 18:19:47,229 INFO L78 Accepts]: Start accepts. Automaton has 55 states. Word has length 226 [2018-04-11 18:19:47,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:47,230 INFO L225 Difference]: With dead ends: 580 [2018-04-11 18:19:47,231 INFO L226 Difference]: Without dead ends: 573 [2018-04-11 18:19:47,231 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1132 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=2669, Invalid=7231, Unknown=0, NotChecked=0, Total=9900 [2018-04-11 18:19:47,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2018-04-11 18:19:47,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 445. [2018-04-11 18:19:47,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 445 states. [2018-04-11 18:19:47,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 589 transitions. [2018-04-11 18:19:47,235 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 589 transitions. Word has length 226 [2018-04-11 18:19:47,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:47,235 INFO L459 AbstractCegarLoop]: Abstraction has 445 states and 589 transitions. [2018-04-11 18:19:47,235 INFO L460 AbstractCegarLoop]: Interpolant automaton has 55 states. [2018-04-11 18:19:47,235 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 589 transitions. [2018-04-11 18:19:47,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-04-11 18:19:47,236 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:47,236 INFO L355 BasicCegarLoop]: trace histogram [85, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:47,236 INFO L408 AbstractCegarLoop]: === Iteration 59 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:47,236 INFO L82 PathProgramCache]: Analyzing trace with hash 934842673, now seen corresponding path program 46 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:47,239 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:47,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:47,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:48,329 INFO L134 CoverageAnalysis]: Checked inductivity of 4350 backedges. 2135 proven. 1035 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:48,346 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:48,346 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [56] total 56 [2018-04-11 18:19:48,346 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:48,346 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:48,346 INFO L182 omatonBuilderFactory]: Interpolants [78349#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 78350#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 78123#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 78124#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 78401#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 78403#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 78402#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 78405#(= 3 |#Ultimate.C_memset_#t~loopctr36|), 78404#(= |#Ultimate.C_memset_#t~loopctr36| 2), 78407#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 78406#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 78409#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 78408#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 78411#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 78410#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 78413#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 78412#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 78415#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 78158#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 78414#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 78417#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 78416#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 78291#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 78419#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 78418#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 78421#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 78420#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 78423#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 78422#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 78425#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 78424#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 78427#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 78426#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 78429#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 78428#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 78431#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 78430#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 78433#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 78432#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 77923#true, 78435#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 78434#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 78437#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 77924#false, 78436#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 78439#(<= |#Ultimate.C_memset_#t~loopctr36| 37), 78438#(<= |#Ultimate.C_memset_#t~loopctr36| 36), 78441#(<= |#Ultimate.C_memset_#t~loopctr36| 39), 78440#(<= |#Ultimate.C_memset_#t~loopctr36| 38), 78443#(<= |#Ultimate.C_memset_#t~loopctr36| 41), 78442#(<= |#Ultimate.C_memset_#t~loopctr36| 40), 78445#(<= |#Ultimate.C_memset_#t~loopctr36| 43), 78444#(<= |#Ultimate.C_memset_#t~loopctr36| 42), 78447#(<= |#Ultimate.C_memset_#t~loopctr36| 45), 78446#(<= |#Ultimate.C_memset_#t~loopctr36| 44), 78448#(not (= 119 |#Ultimate.C_memset_#amount|))] [2018-04-11 18:19:48,347 INFO L134 CoverageAnalysis]: Checked inductivity of 4350 backedges. 2135 proven. 1035 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:48,347 INFO L442 AbstractCegarLoop]: Interpolant automaton has 56 states [2018-04-11 18:19:48,347 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2018-04-11 18:19:48,347 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1141, Invalid=1939, Unknown=0, NotChecked=0, Total=3080 [2018-04-11 18:19:48,347 INFO L87 Difference]: Start difference. First operand 445 states and 589 transitions. Second operand 56 states. [2018-04-11 18:19:51,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:51,088 INFO L93 Difference]: Finished difference Result 583 states and 711 transitions. [2018-04-11 18:19:51,088 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2018-04-11 18:19:51,088 INFO L78 Accepts]: Start accepts. Automaton has 56 states. Word has length 227 [2018-04-11 18:19:51,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:51,089 INFO L225 Difference]: With dead ends: 583 [2018-04-11 18:19:51,089 INFO L226 Difference]: Without dead ends: 576 [2018-04-11 18:19:51,089 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1178 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=2788, Invalid=7514, Unknown=0, NotChecked=0, Total=10302 [2018-04-11 18:19:51,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 576 states. [2018-04-11 18:19:51,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 576 to 446. [2018-04-11 18:19:51,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 446 states. [2018-04-11 18:19:51,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 446 states and 591 transitions. [2018-04-11 18:19:51,093 INFO L78 Accepts]: Start accepts. Automaton has 446 states and 591 transitions. Word has length 227 [2018-04-11 18:19:51,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:51,093 INFO L459 AbstractCegarLoop]: Abstraction has 446 states and 591 transitions. [2018-04-11 18:19:51,093 INFO L460 AbstractCegarLoop]: Interpolant automaton has 56 states. [2018-04-11 18:19:51,093 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 591 transitions. [2018-04-11 18:19:51,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-04-11 18:19:51,094 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:51,094 INFO L355 BasicCegarLoop]: trace histogram [86, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:51,094 INFO L408 AbstractCegarLoop]: === Iteration 60 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:51,094 INFO L82 PathProgramCache]: Analyzing trace with hash 96213601, now seen corresponding path program 47 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:51,097 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:51,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:51,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:52,190 INFO L134 CoverageAnalysis]: Checked inductivity of 4441 backedges. 2180 proven. 1081 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:52,207 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:52,207 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [57] total 57 [2018-04-11 18:19:52,207 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:52,207 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:52,208 INFO L182 omatonBuilderFactory]: Interpolants [79771#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 79772#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 80051#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 80053#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 80052#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 80055#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 80054#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 80057#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 80056#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 80059#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 80058#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 80061#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 80060#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 80063#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 79806#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 80062#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 80065#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 80064#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 79939#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 80067#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 80066#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 80069#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 80068#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 80071#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 80070#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 80073#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 80072#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 80075#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 80074#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 80077#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 80076#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 80079#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 80078#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 80081#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 80080#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 79571#false, 80083#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 79570#true, 80082#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 80085#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 80084#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 80087#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 80086#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 80089#(<= |#Ultimate.C_memset_#t~loopctr36| 37), 80088#(<= |#Ultimate.C_memset_#t~loopctr36| 36), 80091#(<= |#Ultimate.C_memset_#t~loopctr36| 39), 80090#(<= |#Ultimate.C_memset_#t~loopctr36| 38), 80093#(<= |#Ultimate.C_memset_#t~loopctr36| 41), 80092#(<= |#Ultimate.C_memset_#t~loopctr36| 40), 80095#(<= |#Ultimate.C_memset_#t~loopctr36| 43), 80094#(<= |#Ultimate.C_memset_#t~loopctr36| 42), 80097#(<= |#Ultimate.C_memset_#t~loopctr36| 45), 80096#(<= |#Ultimate.C_memset_#t~loopctr36| 44), 80099#(not (= 119 |#Ultimate.C_memset_#amount|)), 80098#(<= |#Ultimate.C_memset_#t~loopctr36| 46), 79999#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 79998#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119))] [2018-04-11 18:19:52,208 INFO L134 CoverageAnalysis]: Checked inductivity of 4441 backedges. 2180 proven. 1081 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:52,208 INFO L442 AbstractCegarLoop]: Interpolant automaton has 57 states [2018-04-11 18:19:52,208 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2018-04-11 18:19:52,208 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1194, Invalid=1998, Unknown=0, NotChecked=0, Total=3192 [2018-04-11 18:19:52,209 INFO L87 Difference]: Start difference. First operand 446 states and 591 transitions. Second operand 57 states. [2018-04-11 18:19:54,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:54,969 INFO L93 Difference]: Finished difference Result 586 states and 715 transitions. [2018-04-11 18:19:54,969 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2018-04-11 18:19:54,969 INFO L78 Accepts]: Start accepts. Automaton has 57 states. Word has length 228 [2018-04-11 18:19:54,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:54,970 INFO L225 Difference]: With dead ends: 586 [2018-04-11 18:19:54,970 INFO L226 Difference]: Without dead ends: 579 [2018-04-11 18:19:54,970 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1229 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=2924, Invalid=7788, Unknown=0, NotChecked=0, Total=10712 [2018-04-11 18:19:54,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 579 states. [2018-04-11 18:19:54,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 579 to 447. [2018-04-11 18:19:54,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 447 states. [2018-04-11 18:19:54,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 447 states and 593 transitions. [2018-04-11 18:19:54,974 INFO L78 Accepts]: Start accepts. Automaton has 447 states and 593 transitions. Word has length 228 [2018-04-11 18:19:54,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:54,974 INFO L459 AbstractCegarLoop]: Abstraction has 447 states and 593 transitions. [2018-04-11 18:19:54,974 INFO L460 AbstractCegarLoop]: Interpolant automaton has 57 states. [2018-04-11 18:19:54,974 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 593 transitions. [2018-04-11 18:19:54,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-04-11 18:19:54,974 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:54,974 INFO L355 BasicCegarLoop]: trace histogram [87, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:54,975 INFO L408 AbstractCegarLoop]: === Iteration 61 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:54,975 INFO L82 PathProgramCache]: Analyzing trace with hash -131483855, now seen corresponding path program 48 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:54,977 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:55,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:55,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:55,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:55,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:55,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:55,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:55,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:55,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:55,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:55,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:55,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:55,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:55,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:55,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:55,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:55,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:56,095 INFO L134 CoverageAnalysis]: Checked inductivity of 4533 backedges. 2225 proven. 1128 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:56,111 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:19:56,111 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [58] total 58 [2018-04-11 18:19:56,111 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:19:56,112 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:19:56,112 INFO L182 omatonBuilderFactory]: Interpolants [81429#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 81430#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 81711#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 81713#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 81712#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 81715#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 81714#(= |#Ultimate.C_memset_#t~loopctr36| 2), 81717#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 81716#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 81719#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 81718#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 81721#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 81464#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 81720#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 81723#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 81722#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 81597#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 81725#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 81724#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 81727#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 81726#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 81729#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 81728#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 81731#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 81730#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 81733#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 81732#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 81735#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 81734#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 81737#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 81736#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 81227#true, 81739#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 81738#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 81741#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 81228#false, 81740#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 81743#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 81742#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 81745#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 81744#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 81747#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 81746#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 81749#(<= |#Ultimate.C_memset_#t~loopctr36| 37), 81748#(<= |#Ultimate.C_memset_#t~loopctr36| 36), 81751#(<= |#Ultimate.C_memset_#t~loopctr36| 39), 81750#(<= |#Ultimate.C_memset_#t~loopctr36| 38), 81753#(<= |#Ultimate.C_memset_#t~loopctr36| 41), 81752#(<= |#Ultimate.C_memset_#t~loopctr36| 40), 81755#(<= |#Ultimate.C_memset_#t~loopctr36| 43), 81754#(<= |#Ultimate.C_memset_#t~loopctr36| 42), 81757#(<= |#Ultimate.C_memset_#t~loopctr36| 45), 81756#(<= |#Ultimate.C_memset_#t~loopctr36| 44), 81759#(<= |#Ultimate.C_memset_#t~loopctr36| 47), 81758#(<= |#Ultimate.C_memset_#t~loopctr36| 46), 81760#(not (= 119 |#Ultimate.C_memset_#amount|)), 81657#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 81658#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-11 18:19:56,112 INFO L134 CoverageAnalysis]: Checked inductivity of 4533 backedges. 2225 proven. 1128 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:19:56,112 INFO L442 AbstractCegarLoop]: Interpolant automaton has 58 states [2018-04-11 18:19:56,112 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2018-04-11 18:19:56,113 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1241, Invalid=2065, Unknown=0, NotChecked=0, Total=3306 [2018-04-11 18:19:56,113 INFO L87 Difference]: Start difference. First operand 447 states and 593 transitions. Second operand 58 states. [2018-04-11 18:19:58,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:19:58,861 INFO L93 Difference]: Finished difference Result 589 states and 719 transitions. [2018-04-11 18:19:58,861 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2018-04-11 18:19:58,861 INFO L78 Accepts]: Start accepts. Automaton has 58 states. Word has length 229 [2018-04-11 18:19:58,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:19:58,862 INFO L225 Difference]: With dead ends: 589 [2018-04-11 18:19:58,862 INFO L226 Difference]: Without dead ends: 582 [2018-04-11 18:19:58,863 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1278 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=3053, Invalid=8077, Unknown=0, NotChecked=0, Total=11130 [2018-04-11 18:19:58,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2018-04-11 18:19:58,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 448. [2018-04-11 18:19:58,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 448 states. [2018-04-11 18:19:58,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 448 states and 595 transitions. [2018-04-11 18:19:58,868 INFO L78 Accepts]: Start accepts. Automaton has 448 states and 595 transitions. Word has length 229 [2018-04-11 18:19:58,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:19:58,868 INFO L459 AbstractCegarLoop]: Abstraction has 448 states and 595 transitions. [2018-04-11 18:19:58,868 INFO L460 AbstractCegarLoop]: Interpolant automaton has 58 states. [2018-04-11 18:19:58,868 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 595 transitions. [2018-04-11 18:19:58,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-04-11 18:19:58,869 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:19:58,869 INFO L355 BasicCegarLoop]: trace histogram [88, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:19:58,869 INFO L408 AbstractCegarLoop]: === Iteration 62 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:19:58,869 INFO L82 PathProgramCache]: Analyzing trace with hash 1399829601, now seen corresponding path program 49 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:19:58,871 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:19:58,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:59,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:59,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:59,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:59,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:59,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:59,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:59,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:59,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:59,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:59,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:59,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:59,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:59,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:59,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:59,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:59,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:19:59,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:00,065 INFO L134 CoverageAnalysis]: Checked inductivity of 4626 backedges. 2270 proven. 1176 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:00,082 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:20:00,083 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [59] total 59 [2018-04-11 18:20:00,083 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:20:00,083 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:20:00,083 INFO L182 omatonBuilderFactory]: Interpolants [83097#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 83098#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 83381#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 83383#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 83382#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 83385#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 83384#(= 2 |#Ultimate.C_memset_#t~loopctr36|), 83387#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 83386#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 83389#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 83132#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 83388#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 83391#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 83390#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 83265#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 83393#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 83392#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 83395#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 83394#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 83397#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 83396#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 83399#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 83398#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 83401#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 83400#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 83403#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 83402#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 83405#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 83404#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 82895#false, 83407#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 82894#true, 83406#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 83409#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 83408#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 83411#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 83410#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 83413#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 83412#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 83415#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 83414#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 83417#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 83416#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 83419#(<= |#Ultimate.C_memset_#t~loopctr36| 37), 83418#(<= |#Ultimate.C_memset_#t~loopctr36| 36), 83421#(<= |#Ultimate.C_memset_#t~loopctr36| 39), 83420#(<= |#Ultimate.C_memset_#t~loopctr36| 38), 83423#(<= |#Ultimate.C_memset_#t~loopctr36| 41), 83422#(<= |#Ultimate.C_memset_#t~loopctr36| 40), 83425#(<= |#Ultimate.C_memset_#t~loopctr36| 43), 83424#(<= |#Ultimate.C_memset_#t~loopctr36| 42), 83427#(<= |#Ultimate.C_memset_#t~loopctr36| 45), 83426#(<= |#Ultimate.C_memset_#t~loopctr36| 44), 83429#(<= |#Ultimate.C_memset_#t~loopctr36| 47), 83428#(<= |#Ultimate.C_memset_#t~loopctr36| 46), 83431#(not (= 119 |#Ultimate.C_memset_#amount|)), 83430#(<= |#Ultimate.C_memset_#t~loopctr36| 48), 83327#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 83326#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119))] [2018-04-11 18:20:00,083 INFO L134 CoverageAnalysis]: Checked inductivity of 4626 backedges. 2270 proven. 1176 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:00,084 INFO L442 AbstractCegarLoop]: Interpolant automaton has 59 states [2018-04-11 18:20:00,084 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2018-04-11 18:20:00,084 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1291, Invalid=2131, Unknown=0, NotChecked=0, Total=3422 [2018-04-11 18:20:00,084 INFO L87 Difference]: Start difference. First operand 448 states and 595 transitions. Second operand 59 states. [2018-04-11 18:20:03,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:20:03,114 INFO L93 Difference]: Finished difference Result 592 states and 723 transitions. [2018-04-11 18:20:03,115 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2018-04-11 18:20:03,115 INFO L78 Accepts]: Start accepts. Automaton has 59 states. Word has length 230 [2018-04-11 18:20:03,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:20:03,116 INFO L225 Difference]: With dead ends: 592 [2018-04-11 18:20:03,116 INFO L226 Difference]: Without dead ends: 585 [2018-04-11 18:20:03,116 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1329 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=3188, Invalid=8368, Unknown=0, NotChecked=0, Total=11556 [2018-04-11 18:20:03,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585 states. [2018-04-11 18:20:03,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585 to 449. [2018-04-11 18:20:03,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449 states. [2018-04-11 18:20:03,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 597 transitions. [2018-04-11 18:20:03,121 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 597 transitions. Word has length 230 [2018-04-11 18:20:03,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:20:03,121 INFO L459 AbstractCegarLoop]: Abstraction has 449 states and 597 transitions. [2018-04-11 18:20:03,121 INFO L460 AbstractCegarLoop]: Interpolant automaton has 59 states. [2018-04-11 18:20:03,122 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 597 transitions. [2018-04-11 18:20:03,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-04-11 18:20:03,122 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:20:03,123 INFO L355 BasicCegarLoop]: trace histogram [89, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:20:03,123 INFO L408 AbstractCegarLoop]: === Iteration 63 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:20:03,123 INFO L82 PathProgramCache]: Analyzing trace with hash 1625906481, now seen corresponding path program 50 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:20:03,127 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:20:03,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:03,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:03,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:03,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:03,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:03,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:03,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:03,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:03,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:03,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:03,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:03,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:03,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:03,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:03,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:03,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:03,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:03,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:04,377 INFO L134 CoverageAnalysis]: Checked inductivity of 4720 backedges. 2315 proven. 1225 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:04,394 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:20:04,395 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [60] total 60 [2018-04-11 18:20:04,395 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:20:04,395 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:20:04,395 INFO L182 omatonBuilderFactory]: Interpolants [85005#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 85006#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 84775#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 84776#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 85061#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 85063#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 85062#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 85065#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 85064#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 85067#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 84810#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 85066#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 85069#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 85068#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 84943#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 85071#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 85070#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 85073#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 85072#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 85075#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 85074#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 85077#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 85076#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 85079#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 85078#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 85081#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 85080#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 84571#true, 85083#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 85082#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 85085#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 84572#false, 85084#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 85087#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 85086#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 85089#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 85088#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 85091#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 85090#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 85093#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 85092#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 85095#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 85094#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 85097#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 85096#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 85099#(<= |#Ultimate.C_memset_#t~loopctr36| 37), 85098#(<= |#Ultimate.C_memset_#t~loopctr36| 36), 85101#(<= |#Ultimate.C_memset_#t~loopctr36| 39), 85100#(<= |#Ultimate.C_memset_#t~loopctr36| 38), 85103#(<= |#Ultimate.C_memset_#t~loopctr36| 41), 85102#(<= |#Ultimate.C_memset_#t~loopctr36| 40), 85105#(<= |#Ultimate.C_memset_#t~loopctr36| 43), 85104#(<= |#Ultimate.C_memset_#t~loopctr36| 42), 85107#(<= |#Ultimate.C_memset_#t~loopctr36| 45), 85106#(<= |#Ultimate.C_memset_#t~loopctr36| 44), 85109#(<= |#Ultimate.C_memset_#t~loopctr36| 47), 85108#(<= |#Ultimate.C_memset_#t~loopctr36| 46), 85111#(<= |#Ultimate.C_memset_#t~loopctr36| 49), 85110#(<= |#Ultimate.C_memset_#t~loopctr36| 48), 85112#(not (= 119 |#Ultimate.C_memset_#amount|))] [2018-04-11 18:20:04,395 INFO L134 CoverageAnalysis]: Checked inductivity of 4720 backedges. 2315 proven. 1225 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:04,395 INFO L442 AbstractCegarLoop]: Interpolant automaton has 60 states [2018-04-11 18:20:04,396 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2018-04-11 18:20:04,396 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1344, Invalid=2196, Unknown=0, NotChecked=0, Total=3540 [2018-04-11 18:20:04,396 INFO L87 Difference]: Start difference. First operand 449 states and 597 transitions. Second operand 60 states. [2018-04-11 18:20:07,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:20:07,326 INFO L93 Difference]: Finished difference Result 595 states and 727 transitions. [2018-04-11 18:20:07,326 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2018-04-11 18:20:07,326 INFO L78 Accepts]: Start accepts. Automaton has 60 states. Word has length 231 [2018-04-11 18:20:07,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:20:07,327 INFO L225 Difference]: With dead ends: 595 [2018-04-11 18:20:07,328 INFO L226 Difference]: Without dead ends: 588 [2018-04-11 18:20:07,328 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1382 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=3329, Invalid=8661, Unknown=0, NotChecked=0, Total=11990 [2018-04-11 18:20:07,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 588 states. [2018-04-11 18:20:07,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 588 to 450. [2018-04-11 18:20:07,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 450 states. [2018-04-11 18:20:07,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 599 transitions. [2018-04-11 18:20:07,332 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 599 transitions. Word has length 231 [2018-04-11 18:20:07,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:20:07,332 INFO L459 AbstractCegarLoop]: Abstraction has 450 states and 599 transitions. [2018-04-11 18:20:07,332 INFO L460 AbstractCegarLoop]: Interpolant automaton has 60 states. [2018-04-11 18:20:07,332 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 599 transitions. [2018-04-11 18:20:07,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-04-11 18:20:07,333 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:20:07,333 INFO L355 BasicCegarLoop]: trace histogram [90, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:20:07,333 INFO L408 AbstractCegarLoop]: === Iteration 64 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:20:07,333 INFO L82 PathProgramCache]: Analyzing trace with hash 44355169, now seen corresponding path program 51 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:20:07,336 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:20:07,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:07,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:07,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:07,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:07,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:07,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:07,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:07,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:07,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:07,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:07,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:07,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:07,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:07,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:07,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:07,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:07,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:07,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:07,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:07,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:08,606 INFO L134 CoverageAnalysis]: Checked inductivity of 4815 backedges. 2360 proven. 1275 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:08,623 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:20:08,623 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [61] total 61 [2018-04-11 18:20:08,624 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:20:08,624 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:20:08,624 INFO L182 omatonBuilderFactory]: Interpolants [86785#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 86784#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 86787#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 86786#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 86789#(<= |#Ultimate.C_memset_#t~loopctr36| 37), 86788#(<= |#Ultimate.C_memset_#t~loopctr36| 36), 86791#(<= |#Ultimate.C_memset_#t~loopctr36| 39), 86790#(<= |#Ultimate.C_memset_#t~loopctr36| 38), 86793#(<= |#Ultimate.C_memset_#t~loopctr36| 41), 86792#(<= |#Ultimate.C_memset_#t~loopctr36| 40), 86795#(<= |#Ultimate.C_memset_#t~loopctr36| 43), 86794#(<= |#Ultimate.C_memset_#t~loopctr36| 42), 86797#(<= |#Ultimate.C_memset_#t~loopctr36| 45), 86796#(<= |#Ultimate.C_memset_#t~loopctr36| 44), 86799#(<= |#Ultimate.C_memset_#t~loopctr36| 47), 86798#(<= |#Ultimate.C_memset_#t~loopctr36| 46), 86801#(<= |#Ultimate.C_memset_#t~loopctr36| 49), 86800#(<= |#Ultimate.C_memset_#t~loopctr36| 48), 86803#(not (= 119 |#Ultimate.C_memset_#amount|)), 86802#(<= |#Ultimate.C_memset_#t~loopctr36| 50), 86695#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 86694#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 86463#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 86464#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 86751#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 86753#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 86752#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 86755#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 86498#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 86754#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 86757#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 86756#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 86631#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 86759#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 86758#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 86761#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 86760#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 86763#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 86762#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 86765#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 86764#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 86767#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 86766#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 86769#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 86768#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 86259#false, 86771#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 86258#true, 86770#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 86773#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 86772#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 86775#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 86774#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 86777#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 86776#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 86779#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 86778#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 86781#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 86780#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 86783#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 86782#(<= |#Ultimate.C_memset_#t~loopctr36| 30)] [2018-04-11 18:20:08,625 INFO L134 CoverageAnalysis]: Checked inductivity of 4815 backedges. 2360 proven. 1275 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:08,625 INFO L442 AbstractCegarLoop]: Interpolant automaton has 61 states [2018-04-11 18:20:08,625 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2018-04-11 18:20:08,625 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1396, Invalid=2264, Unknown=0, NotChecked=0, Total=3660 [2018-04-11 18:20:08,625 INFO L87 Difference]: Start difference. First operand 450 states and 599 transitions. Second operand 61 states. [2018-04-11 18:20:10,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:20:10,887 INFO L93 Difference]: Finished difference Result 598 states and 731 transitions. [2018-04-11 18:20:10,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2018-04-11 18:20:10,887 INFO L78 Accepts]: Start accepts. Automaton has 61 states. Word has length 232 [2018-04-11 18:20:10,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:20:10,888 INFO L225 Difference]: With dead ends: 598 [2018-04-11 18:20:10,888 INFO L226 Difference]: Without dead ends: 591 [2018-04-11 18:20:10,888 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1435 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=3470, Invalid=8962, Unknown=0, NotChecked=0, Total=12432 [2018-04-11 18:20:10,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2018-04-11 18:20:10,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 451. [2018-04-11 18:20:10,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 451 states. [2018-04-11 18:20:10,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 601 transitions. [2018-04-11 18:20:10,892 INFO L78 Accepts]: Start accepts. Automaton has 451 states and 601 transitions. Word has length 232 [2018-04-11 18:20:10,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:20:10,892 INFO L459 AbstractCegarLoop]: Abstraction has 451 states and 601 transitions. [2018-04-11 18:20:10,892 INFO L460 AbstractCegarLoop]: Interpolant automaton has 61 states. [2018-04-11 18:20:10,892 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 601 transitions. [2018-04-11 18:20:10,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-04-11 18:20:10,893 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:20:10,893 INFO L355 BasicCegarLoop]: trace histogram [91, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:20:10,893 INFO L408 AbstractCegarLoop]: === Iteration 65 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:20:10,893 INFO L82 PathProgramCache]: Analyzing trace with hash -1739095247, now seen corresponding path program 52 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:20:10,895 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:20:10,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:10,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:11,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:11,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:11,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:11,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:11,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:11,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:11,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:11,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:11,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:11,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:11,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:11,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:11,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:11,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:11,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:11,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:11,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:11,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:12,160 INFO L134 CoverageAnalysis]: Checked inductivity of 4911 backedges. 2405 proven. 1326 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:12,176 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:20:12,176 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [62] total 62 [2018-04-11 18:20:12,177 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:20:12,177 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:20:12,177 INFO L182 omatonBuilderFactory]: Interpolants [88451#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 88453#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 88196#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 88452#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 88455#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 88454#(= |#Ultimate.C_memset_#t~loopctr36| 2), 88329#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 88457#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 88456#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 88459#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 88458#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 88461#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 88460#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 88463#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 88462#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 88465#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 88464#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 87955#true, 88467#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 88466#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 88469#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 87956#false, 88468#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 88471#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 88470#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 88473#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 88472#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 88475#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 88474#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 88477#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 88476#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 88479#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 88478#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 88481#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 88480#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 88483#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 88482#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 88485#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 88484#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 88487#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 88486#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 88489#(<= |#Ultimate.C_memset_#t~loopctr36| 37), 88488#(<= |#Ultimate.C_memset_#t~loopctr36| 36), 88491#(<= |#Ultimate.C_memset_#t~loopctr36| 39), 88490#(<= |#Ultimate.C_memset_#t~loopctr36| 38), 88493#(<= |#Ultimate.C_memset_#t~loopctr36| 41), 88492#(<= |#Ultimate.C_memset_#t~loopctr36| 40), 88495#(<= |#Ultimate.C_memset_#t~loopctr36| 43), 88494#(<= |#Ultimate.C_memset_#t~loopctr36| 42), 88497#(<= |#Ultimate.C_memset_#t~loopctr36| 45), 88496#(<= |#Ultimate.C_memset_#t~loopctr36| 44), 88499#(<= |#Ultimate.C_memset_#t~loopctr36| 47), 88498#(<= |#Ultimate.C_memset_#t~loopctr36| 46), 88501#(<= |#Ultimate.C_memset_#t~loopctr36| 49), 88500#(<= |#Ultimate.C_memset_#t~loopctr36| 48), 88503#(<= |#Ultimate.C_memset_#t~loopctr36| 51), 88502#(<= |#Ultimate.C_memset_#t~loopctr36| 50), 88504#(not (= 119 |#Ultimate.C_memset_#amount|)), 88393#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 88394#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 88161#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 88162#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:20:12,177 INFO L134 CoverageAnalysis]: Checked inductivity of 4911 backedges. 2405 proven. 1326 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:12,177 INFO L442 AbstractCegarLoop]: Interpolant automaton has 62 states [2018-04-11 18:20:12,178 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2018-04-11 18:20:12,178 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1447, Invalid=2335, Unknown=0, NotChecked=0, Total=3782 [2018-04-11 18:20:12,178 INFO L87 Difference]: Start difference. First operand 451 states and 601 transitions. Second operand 62 states. [2018-04-11 18:20:15,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:20:15,041 INFO L93 Difference]: Finished difference Result 601 states and 735 transitions. [2018-04-11 18:20:15,041 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2018-04-11 18:20:15,041 INFO L78 Accepts]: Start accepts. Automaton has 62 states. Word has length 233 [2018-04-11 18:20:15,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:20:15,042 INFO L225 Difference]: With dead ends: 601 [2018-04-11 18:20:15,042 INFO L226 Difference]: Without dead ends: 594 [2018-04-11 18:20:15,043 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1488 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=3611, Invalid=9271, Unknown=0, NotChecked=0, Total=12882 [2018-04-11 18:20:15,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 594 states. [2018-04-11 18:20:15,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 594 to 452. [2018-04-11 18:20:15,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 452 states. [2018-04-11 18:20:15,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 452 states and 603 transitions. [2018-04-11 18:20:15,046 INFO L78 Accepts]: Start accepts. Automaton has 452 states and 603 transitions. Word has length 233 [2018-04-11 18:20:15,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:20:15,046 INFO L459 AbstractCegarLoop]: Abstraction has 452 states and 603 transitions. [2018-04-11 18:20:15,046 INFO L460 AbstractCegarLoop]: Interpolant automaton has 62 states. [2018-04-11 18:20:15,047 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 603 transitions. [2018-04-11 18:20:15,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-04-11 18:20:15,047 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:20:15,047 INFO L355 BasicCegarLoop]: trace histogram [92, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:20:15,047 INFO L408 AbstractCegarLoop]: === Iteration 66 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:20:15,047 INFO L82 PathProgramCache]: Analyzing trace with hash -1191483295, now seen corresponding path program 53 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:20:15,049 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:20:15,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:15,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:15,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:15,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:15,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:15,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:15,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:15,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:15,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:15,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:15,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:15,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:15,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:15,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:15,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:15,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:15,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:16,330 INFO L134 CoverageAnalysis]: Checked inductivity of 5008 backedges. 2450 proven. 1378 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:16,346 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:20:16,347 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [63] total 63 [2018-04-11 18:20:16,347 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:20:16,347 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:20:16,347 INFO L182 omatonBuilderFactory]: Interpolants [89869#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 89870#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 90161#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 89904#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 90163#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 90162#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 90037#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 90165#(= 3 |#Ultimate.C_memset_#t~loopctr36|), 90164#(= |#Ultimate.C_memset_#t~loopctr36| 2), 90167#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 90166#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 90169#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 90168#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 90171#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 90170#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 90173#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 90172#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 89663#false, 90175#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 89662#true, 90174#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 90177#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 90176#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 90179#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 90178#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 90181#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 90180#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 90183#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 90182#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 90185#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 90184#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 90187#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 90186#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 90189#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 90188#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 90191#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 90190#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 90193#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 90192#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 90195#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 90194#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 90197#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 90196#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 90199#(<= |#Ultimate.C_memset_#t~loopctr36| 37), 90198#(<= |#Ultimate.C_memset_#t~loopctr36| 36), 90201#(<= |#Ultimate.C_memset_#t~loopctr36| 39), 90200#(<= |#Ultimate.C_memset_#t~loopctr36| 38), 90203#(<= |#Ultimate.C_memset_#t~loopctr36| 41), 90202#(<= |#Ultimate.C_memset_#t~loopctr36| 40), 90205#(<= |#Ultimate.C_memset_#t~loopctr36| 43), 90204#(<= |#Ultimate.C_memset_#t~loopctr36| 42), 90207#(<= |#Ultimate.C_memset_#t~loopctr36| 45), 90206#(<= |#Ultimate.C_memset_#t~loopctr36| 44), 90209#(<= |#Ultimate.C_memset_#t~loopctr36| 47), 90208#(<= |#Ultimate.C_memset_#t~loopctr36| 46), 90211#(<= |#Ultimate.C_memset_#t~loopctr36| 49), 90210#(<= |#Ultimate.C_memset_#t~loopctr36| 48), 90213#(<= |#Ultimate.C_memset_#t~loopctr36| 51), 90212#(<= |#Ultimate.C_memset_#t~loopctr36| 50), 90215#(not (= 119 |#Ultimate.C_memset_#amount|)), 90214#(<= |#Ultimate.C_memset_#t~loopctr36| 52), 90103#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 90102#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119))] [2018-04-11 18:20:16,347 INFO L134 CoverageAnalysis]: Checked inductivity of 5008 backedges. 2450 proven. 1378 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:16,348 INFO L442 AbstractCegarLoop]: Interpolant automaton has 63 states [2018-04-11 18:20:16,348 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2018-04-11 18:20:16,348 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1498, Invalid=2408, Unknown=0, NotChecked=0, Total=3906 [2018-04-11 18:20:16,348 INFO L87 Difference]: Start difference. First operand 452 states and 603 transitions. Second operand 63 states. [2018-04-11 18:20:19,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:20:19,439 INFO L93 Difference]: Finished difference Result 604 states and 739 transitions. [2018-04-11 18:20:19,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2018-04-11 18:20:19,440 INFO L78 Accepts]: Start accepts. Automaton has 63 states. Word has length 234 [2018-04-11 18:20:19,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:20:19,441 INFO L225 Difference]: With dead ends: 604 [2018-04-11 18:20:19,441 INFO L226 Difference]: Without dead ends: 597 [2018-04-11 18:20:19,441 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1542 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=3754, Invalid=9586, Unknown=0, NotChecked=0, Total=13340 [2018-04-11 18:20:19,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 597 states. [2018-04-11 18:20:19,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 597 to 453. [2018-04-11 18:20:19,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 453 states. [2018-04-11 18:20:19,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 605 transitions. [2018-04-11 18:20:19,445 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 605 transitions. Word has length 234 [2018-04-11 18:20:19,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:20:19,445 INFO L459 AbstractCegarLoop]: Abstraction has 453 states and 605 transitions. [2018-04-11 18:20:19,445 INFO L460 AbstractCegarLoop]: Interpolant automaton has 63 states. [2018-04-11 18:20:19,445 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 605 transitions. [2018-04-11 18:20:19,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-04-11 18:20:19,445 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:20:19,446 INFO L355 BasicCegarLoop]: trace histogram [93, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:20:19,446 INFO L408 AbstractCegarLoop]: === Iteration 67 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:20:19,446 INFO L82 PathProgramCache]: Analyzing trace with hash -1395381967, now seen corresponding path program 54 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:20:19,448 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:20:19,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:19,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:19,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:19,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:19,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:19,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:19,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:19,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:19,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:19,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:19,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:19,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:19,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:19,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:19,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:19,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:19,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:19,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:19,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:20,754 INFO L134 CoverageAnalysis]: Checked inductivity of 5106 backedges. 2495 proven. 1431 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:20,771 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:20:20,772 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [64] total 64 [2018-04-11 18:20:20,772 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:20:20,772 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:20:20,772 INFO L182 omatonBuilderFactory]: Interpolants [91905#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 91904#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 91907#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 91906#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 91909#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 91908#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 91911#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 91910#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 91913#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 91912#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 91915#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 91914#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 91917#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 91916#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 91919#(<= |#Ultimate.C_memset_#t~loopctr36| 37), 91918#(<= |#Ultimate.C_memset_#t~loopctr36| 36), 91921#(<= |#Ultimate.C_memset_#t~loopctr36| 39), 91920#(<= |#Ultimate.C_memset_#t~loopctr36| 38), 91923#(<= |#Ultimate.C_memset_#t~loopctr36| 41), 91922#(<= |#Ultimate.C_memset_#t~loopctr36| 40), 91925#(<= |#Ultimate.C_memset_#t~loopctr36| 43), 91924#(<= |#Ultimate.C_memset_#t~loopctr36| 42), 91927#(<= |#Ultimate.C_memset_#t~loopctr36| 45), 91926#(<= |#Ultimate.C_memset_#t~loopctr36| 44), 91929#(<= |#Ultimate.C_memset_#t~loopctr36| 47), 91928#(<= |#Ultimate.C_memset_#t~loopctr36| 46), 91931#(<= |#Ultimate.C_memset_#t~loopctr36| 49), 91930#(<= |#Ultimate.C_memset_#t~loopctr36| 48), 91933#(<= |#Ultimate.C_memset_#t~loopctr36| 51), 91932#(<= |#Ultimate.C_memset_#t~loopctr36| 50), 91935#(<= |#Ultimate.C_memset_#t~loopctr36| 53), 91934#(<= |#Ultimate.C_memset_#t~loopctr36| 52), 91936#(not (= 119 |#Ultimate.C_memset_#amount|)), 91821#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 91822#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 91587#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 91588#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 91622#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 91881#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 91755#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 91883#(<= |#Ultimate.C_memset_#t~loopctr36| 1), 91882#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 91885#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 91884#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 91887#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 91886#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 91889#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 91888#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 91379#true, 91891#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 91890#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 91893#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 91380#false, 91892#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 91895#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 91894#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 91897#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 91896#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 91899#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 91898#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 91901#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 91900#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 91903#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 91902#(<= |#Ultimate.C_memset_#t~loopctr36| 20)] [2018-04-11 18:20:20,773 INFO L134 CoverageAnalysis]: Checked inductivity of 5106 backedges. 2495 proven. 1431 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:20,773 INFO L442 AbstractCegarLoop]: Interpolant automaton has 64 states [2018-04-11 18:20:20,773 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2018-04-11 18:20:20,773 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1559, Invalid=2473, Unknown=0, NotChecked=0, Total=4032 [2018-04-11 18:20:20,773 INFO L87 Difference]: Start difference. First operand 453 states and 605 transitions. Second operand 64 states. [2018-04-11 18:20:23,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:20:23,346 INFO L93 Difference]: Finished difference Result 607 states and 743 transitions. [2018-04-11 18:20:23,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2018-04-11 18:20:23,346 INFO L78 Accepts]: Start accepts. Automaton has 64 states. Word has length 235 [2018-04-11 18:20:23,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:20:23,347 INFO L225 Difference]: With dead ends: 607 [2018-04-11 18:20:23,347 INFO L226 Difference]: Without dead ends: 600 [2018-04-11 18:20:23,348 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1601 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=3913, Invalid=9893, Unknown=0, NotChecked=0, Total=13806 [2018-04-11 18:20:23,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2018-04-11 18:20:23,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 454. [2018-04-11 18:20:23,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 454 states. [2018-04-11 18:20:23,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 607 transitions. [2018-04-11 18:20:23,351 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 607 transitions. Word has length 235 [2018-04-11 18:20:23,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:20:23,351 INFO L459 AbstractCegarLoop]: Abstraction has 454 states and 607 transitions. [2018-04-11 18:20:23,351 INFO L460 AbstractCegarLoop]: Interpolant automaton has 64 states. [2018-04-11 18:20:23,351 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 607 transitions. [2018-04-11 18:20:23,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-04-11 18:20:23,352 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:20:23,352 INFO L355 BasicCegarLoop]: trace histogram [94, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:20:23,352 INFO L408 AbstractCegarLoop]: === Iteration 68 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:20:23,352 INFO L82 PathProgramCache]: Analyzing trace with hash 873693793, now seen corresponding path program 55 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:20:23,354 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:20:23,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:23,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:23,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:23,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:23,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:23,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:23,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:23,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:23,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:23,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:23,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:23,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:23,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:23,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:23,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:23,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:23,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:23,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:24,764 INFO L134 CoverageAnalysis]: Checked inductivity of 5205 backedges. 2540 proven. 1485 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:24,780 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:20:24,780 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [65] total 65 [2018-04-11 18:20:24,780 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:20:24,780 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:20:24,780 INFO L182 omatonBuilderFactory]: Interpolants [93315#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 93316#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 93350#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 93483#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 93611#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 93613#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 93612#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 93615#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 93614#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 93617#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 93616#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 93107#false, 93619#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 93106#true, 93618#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 93621#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 93620#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 93623#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 93622#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 93625#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 93624#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 93627#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 93626#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 93629#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 93628#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 93631#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 93630#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 93633#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 93632#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 93635#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 93634#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 93637#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 93636#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 93639#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 93638#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 93641#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 93640#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 93643#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 93642#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 93645#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 93644#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 93647#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 93646#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 93649#(<= |#Ultimate.C_memset_#t~loopctr36| 37), 93648#(<= |#Ultimate.C_memset_#t~loopctr36| 36), 93651#(<= |#Ultimate.C_memset_#t~loopctr36| 39), 93650#(<= |#Ultimate.C_memset_#t~loopctr36| 38), 93653#(<= |#Ultimate.C_memset_#t~loopctr36| 41), 93652#(<= |#Ultimate.C_memset_#t~loopctr36| 40), 93655#(<= |#Ultimate.C_memset_#t~loopctr36| 43), 93654#(<= |#Ultimate.C_memset_#t~loopctr36| 42), 93657#(<= |#Ultimate.C_memset_#t~loopctr36| 45), 93656#(<= |#Ultimate.C_memset_#t~loopctr36| 44), 93659#(<= |#Ultimate.C_memset_#t~loopctr36| 47), 93658#(<= |#Ultimate.C_memset_#t~loopctr36| 46), 93661#(<= |#Ultimate.C_memset_#t~loopctr36| 49), 93660#(<= |#Ultimate.C_memset_#t~loopctr36| 48), 93663#(<= |#Ultimate.C_memset_#t~loopctr36| 51), 93662#(<= |#Ultimate.C_memset_#t~loopctr36| 50), 93665#(<= |#Ultimate.C_memset_#t~loopctr36| 53), 93664#(<= |#Ultimate.C_memset_#t~loopctr36| 52), 93667#(not (= 119 |#Ultimate.C_memset_#amount|)), 93666#(<= |#Ultimate.C_memset_#t~loopctr36| 54), 93551#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 93550#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119))] [2018-04-11 18:20:24,781 INFO L134 CoverageAnalysis]: Checked inductivity of 5205 backedges. 2540 proven. 1485 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:24,781 INFO L442 AbstractCegarLoop]: Interpolant automaton has 65 states [2018-04-11 18:20:24,781 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2018-04-11 18:20:24,781 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1614, Invalid=2546, Unknown=0, NotChecked=0, Total=4160 [2018-04-11 18:20:24,781 INFO L87 Difference]: Start difference. First operand 454 states and 607 transitions. Second operand 65 states. [2018-04-11 18:20:28,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:20:28,164 INFO L93 Difference]: Finished difference Result 610 states and 747 transitions. [2018-04-11 18:20:28,164 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2018-04-11 18:20:28,164 INFO L78 Accepts]: Start accepts. Automaton has 65 states. Word has length 236 [2018-04-11 18:20:28,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:20:28,165 INFO L225 Difference]: With dead ends: 610 [2018-04-11 18:20:28,165 INFO L226 Difference]: Without dead ends: 603 [2018-04-11 18:20:28,165 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1657 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=4064, Invalid=10216, Unknown=0, NotChecked=0, Total=14280 [2018-04-11 18:20:28,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 603 states. [2018-04-11 18:20:28,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 603 to 455. [2018-04-11 18:20:28,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 455 states. [2018-04-11 18:20:28,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 455 states and 609 transitions. [2018-04-11 18:20:28,169 INFO L78 Accepts]: Start accepts. Automaton has 455 states and 609 transitions. Word has length 236 [2018-04-11 18:20:28,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:20:28,169 INFO L459 AbstractCegarLoop]: Abstraction has 455 states and 609 transitions. [2018-04-11 18:20:28,169 INFO L460 AbstractCegarLoop]: Interpolant automaton has 65 states. [2018-04-11 18:20:28,169 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 609 transitions. [2018-04-11 18:20:28,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-04-11 18:20:28,169 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:20:28,169 INFO L355 BasicCegarLoop]: trace histogram [95, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:20:28,170 INFO L408 AbstractCegarLoop]: === Iteration 69 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:20:28,170 INFO L82 PathProgramCache]: Analyzing trace with hash -1799401679, now seen corresponding path program 56 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:20:28,172 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:20:28,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:28,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:28,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:28,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:28,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:28,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:28,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:28,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:28,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:28,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:28,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:28,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:28,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:28,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:28,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:28,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:28,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:28,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:29,642 INFO L134 CoverageAnalysis]: Checked inductivity of 5305 backedges. 2585 proven. 1540 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:29,659 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:20:29,659 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [66] total 66 [2018-04-11 18:20:29,659 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:20:29,659 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:20:29,660 INFO L182 omatonBuilderFactory]: Interpolants [95361#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 95360#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 95363#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 95362#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 95365#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 95364#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 95367#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 95366#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 95369#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 95368#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 95371#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 95370#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 95373#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 95372#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 95375#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 95374#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 95377#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 95376#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 95379#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 95378#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 95381#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 95380#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 95383#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 95382#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 95385#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 95384#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 95387#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 95386#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 95389#(<= |#Ultimate.C_memset_#t~loopctr36| 37), 95388#(<= |#Ultimate.C_memset_#t~loopctr36| 36), 95391#(<= |#Ultimate.C_memset_#t~loopctr36| 39), 95390#(<= |#Ultimate.C_memset_#t~loopctr36| 38), 95393#(<= |#Ultimate.C_memset_#t~loopctr36| 41), 95392#(<= |#Ultimate.C_memset_#t~loopctr36| 40), 95395#(<= |#Ultimate.C_memset_#t~loopctr36| 43), 95394#(<= |#Ultimate.C_memset_#t~loopctr36| 42), 95397#(<= |#Ultimate.C_memset_#t~loopctr36| 45), 95396#(<= |#Ultimate.C_memset_#t~loopctr36| 44), 95399#(<= |#Ultimate.C_memset_#t~loopctr36| 47), 95398#(<= |#Ultimate.C_memset_#t~loopctr36| 46), 95401#(<= |#Ultimate.C_memset_#t~loopctr36| 49), 95400#(<= |#Ultimate.C_memset_#t~loopctr36| 48), 95403#(<= |#Ultimate.C_memset_#t~loopctr36| 51), 95402#(<= |#Ultimate.C_memset_#t~loopctr36| 50), 95405#(<= |#Ultimate.C_memset_#t~loopctr36| 53), 95404#(<= |#Ultimate.C_memset_#t~loopctr36| 52), 95407#(<= |#Ultimate.C_memset_#t~loopctr36| 55), 95406#(<= |#Ultimate.C_memset_#t~loopctr36| 54), 95408#(not (= 119 |#Ultimate.C_memset_#amount|)), 95289#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 95290#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 95053#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 95054#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 95088#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 95221#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 95351#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 95353#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 95352#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 94843#true, 95355#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 95354#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 95357#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 94844#false, 95356#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 95359#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 95358#(<= |#Ultimate.C_memset_#t~loopctr36| 6)] [2018-04-11 18:20:29,660 INFO L134 CoverageAnalysis]: Checked inductivity of 5305 backedges. 2585 proven. 1540 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:29,660 INFO L442 AbstractCegarLoop]: Interpolant automaton has 66 states [2018-04-11 18:20:29,660 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2018-04-11 18:20:29,661 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1671, Invalid=2619, Unknown=0, NotChecked=0, Total=4290 [2018-04-11 18:20:29,661 INFO L87 Difference]: Start difference. First operand 455 states and 609 transitions. Second operand 66 states. [2018-04-11 18:20:32,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:20:32,894 INFO L93 Difference]: Finished difference Result 613 states and 751 transitions. [2018-04-11 18:20:32,894 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2018-04-11 18:20:32,894 INFO L78 Accepts]: Start accepts. Automaton has 66 states. Word has length 237 [2018-04-11 18:20:32,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:20:32,895 INFO L225 Difference]: With dead ends: 613 [2018-04-11 18:20:32,895 INFO L226 Difference]: Without dead ends: 606 [2018-04-11 18:20:32,896 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1715 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=4220, Invalid=10542, Unknown=0, NotChecked=0, Total=14762 [2018-04-11 18:20:32,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 606 states. [2018-04-11 18:20:32,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 606 to 456. [2018-04-11 18:20:32,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 456 states. [2018-04-11 18:20:32,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 611 transitions. [2018-04-11 18:20:32,900 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 611 transitions. Word has length 237 [2018-04-11 18:20:32,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:20:32,900 INFO L459 AbstractCegarLoop]: Abstraction has 456 states and 611 transitions. [2018-04-11 18:20:32,900 INFO L460 AbstractCegarLoop]: Interpolant automaton has 66 states. [2018-04-11 18:20:32,900 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 611 transitions. [2018-04-11 18:20:32,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-04-11 18:20:32,901 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:20:32,901 INFO L355 BasicCegarLoop]: trace histogram [96, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:20:32,901 INFO L408 AbstractCegarLoop]: === Iteration 70 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:20:32,901 INFO L82 PathProgramCache]: Analyzing trace with hash 1233984609, now seen corresponding path program 57 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:20:32,903 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:20:32,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:33,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:33,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:33,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:33,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:33,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:33,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:33,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:33,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:33,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:33,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:33,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:33,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:33,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:33,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:33,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:33,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:33,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:33,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:33,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:34,429 INFO L134 CoverageAnalysis]: Checked inductivity of 5406 backedges. 2630 proven. 1596 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:34,447 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:20:34,447 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [67] total 67 [2018-04-11 18:20:34,447 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:20:34,447 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:20:34,447 INFO L182 omatonBuilderFactory]: Interpolants [97153#(<= |#Ultimate.C_memset_#t~loopctr36| 51), 97152#(<= |#Ultimate.C_memset_#t~loopctr36| 50), 97155#(<= |#Ultimate.C_memset_#t~loopctr36| 53), 97154#(<= |#Ultimate.C_memset_#t~loopctr36| 52), 97157#(<= |#Ultimate.C_memset_#t~loopctr36| 55), 97156#(<= |#Ultimate.C_memset_#t~loopctr36| 54), 97159#(not (= 119 |#Ultimate.C_memset_#amount|)), 97158#(<= |#Ultimate.C_memset_#t~loopctr36| 56), 97039#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 97038#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 96801#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 96802#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 96836#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 96969#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 97101#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 96591#false, 97103#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 96590#true, 97102#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 97105#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 97104#(= |#Ultimate.C_memset_#t~loopctr36| 2), 97107#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 97106#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 97109#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 97108#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 97111#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 97110#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 97113#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 97112#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 97115#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 97114#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 97117#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 97116#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 97119#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 97118#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 97121#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 97120#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 97123#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 97122#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 97125#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 97124#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 97127#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 97126#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 97129#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 97128#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 97131#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 97130#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 97133#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 97132#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 97135#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 97134#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 97137#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 97136#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 97139#(<= |#Ultimate.C_memset_#t~loopctr36| 37), 97138#(<= |#Ultimate.C_memset_#t~loopctr36| 36), 97141#(<= |#Ultimate.C_memset_#t~loopctr36| 39), 97140#(<= |#Ultimate.C_memset_#t~loopctr36| 38), 97143#(<= |#Ultimate.C_memset_#t~loopctr36| 41), 97142#(<= |#Ultimate.C_memset_#t~loopctr36| 40), 97145#(<= |#Ultimate.C_memset_#t~loopctr36| 43), 97144#(<= |#Ultimate.C_memset_#t~loopctr36| 42), 97147#(<= |#Ultimate.C_memset_#t~loopctr36| 45), 97146#(<= |#Ultimate.C_memset_#t~loopctr36| 44), 97149#(<= |#Ultimate.C_memset_#t~loopctr36| 47), 97148#(<= |#Ultimate.C_memset_#t~loopctr36| 46), 97151#(<= |#Ultimate.C_memset_#t~loopctr36| 49), 97150#(<= |#Ultimate.C_memset_#t~loopctr36| 48)] [2018-04-11 18:20:34,448 INFO L134 CoverageAnalysis]: Checked inductivity of 5406 backedges. 2630 proven. 1596 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:34,448 INFO L442 AbstractCegarLoop]: Interpolant automaton has 67 states [2018-04-11 18:20:34,448 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2018-04-11 18:20:34,448 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1727, Invalid=2695, Unknown=0, NotChecked=0, Total=4422 [2018-04-11 18:20:34,448 INFO L87 Difference]: Start difference. First operand 456 states and 611 transitions. Second operand 67 states. [2018-04-11 18:20:36,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:20:36,865 INFO L93 Difference]: Finished difference Result 616 states and 755 transitions. [2018-04-11 18:20:36,865 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2018-04-11 18:20:36,866 INFO L78 Accepts]: Start accepts. Automaton has 67 states. Word has length 238 [2018-04-11 18:20:36,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:20:36,867 INFO L225 Difference]: With dead ends: 616 [2018-04-11 18:20:36,867 INFO L226 Difference]: Without dead ends: 609 [2018-04-11 18:20:36,868 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1773 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=4376, Invalid=10876, Unknown=0, NotChecked=0, Total=15252 [2018-04-11 18:20:36,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 609 states. [2018-04-11 18:20:36,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 609 to 457. [2018-04-11 18:20:36,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 457 states. [2018-04-11 18:20:36,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 613 transitions. [2018-04-11 18:20:36,873 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 613 transitions. Word has length 238 [2018-04-11 18:20:36,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:20:36,873 INFO L459 AbstractCegarLoop]: Abstraction has 457 states and 613 transitions. [2018-04-11 18:20:36,873 INFO L460 AbstractCegarLoop]: Interpolant automaton has 67 states. [2018-04-11 18:20:36,873 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 613 transitions. [2018-04-11 18:20:36,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-04-11 18:20:36,873 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:20:36,874 INFO L355 BasicCegarLoop]: trace histogram [97, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:20:36,874 INFO L408 AbstractCegarLoop]: === Iteration 71 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:20:36,874 INFO L82 PathProgramCache]: Analyzing trace with hash 779679025, now seen corresponding path program 58 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:20:36,876 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:20:36,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:37,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:37,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:37,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:37,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:37,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:37,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:37,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:37,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:37,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:37,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:37,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:37,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:37,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:37,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:37,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:37,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:38,449 INFO L134 CoverageAnalysis]: Checked inductivity of 5508 backedges. 2675 proven. 1653 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:38,467 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:20:38,467 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [68] total 68 [2018-04-11 18:20:38,467 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:20:38,467 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:20:38,467 INFO L182 omatonBuilderFactory]: Interpolants [98560#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 98594#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 98727#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 98347#true, 98861#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 98348#false, 98863#(= 1 |#Ultimate.C_memset_#t~loopctr36|), 98862#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 98865#(= |#Ultimate.C_memset_#t~loopctr36| 3), 98864#(= |#Ultimate.C_memset_#t~loopctr36| 2), 98867#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 98866#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 98869#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 98868#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 98871#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 98870#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 98873#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 98872#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 98875#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 98874#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 98877#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 98876#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 98879#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 98878#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 98881#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 98880#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 98883#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 98882#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 98885#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 98884#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 98887#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 98886#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 98889#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 98888#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 98891#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 98890#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 98893#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 98892#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 98895#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 98894#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 98897#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 98896#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 98899#(<= |#Ultimate.C_memset_#t~loopctr36| 37), 98898#(<= |#Ultimate.C_memset_#t~loopctr36| 36), 98901#(<= |#Ultimate.C_memset_#t~loopctr36| 39), 98900#(<= |#Ultimate.C_memset_#t~loopctr36| 38), 98903#(<= |#Ultimate.C_memset_#t~loopctr36| 41), 98902#(<= |#Ultimate.C_memset_#t~loopctr36| 40), 98905#(<= |#Ultimate.C_memset_#t~loopctr36| 43), 98904#(<= |#Ultimate.C_memset_#t~loopctr36| 42), 98907#(<= |#Ultimate.C_memset_#t~loopctr36| 45), 98906#(<= |#Ultimate.C_memset_#t~loopctr36| 44), 98909#(<= |#Ultimate.C_memset_#t~loopctr36| 47), 98908#(<= |#Ultimate.C_memset_#t~loopctr36| 46), 98911#(<= |#Ultimate.C_memset_#t~loopctr36| 49), 98910#(<= |#Ultimate.C_memset_#t~loopctr36| 48), 98913#(<= |#Ultimate.C_memset_#t~loopctr36| 51), 98912#(<= |#Ultimate.C_memset_#t~loopctr36| 50), 98915#(<= |#Ultimate.C_memset_#t~loopctr36| 53), 98914#(<= |#Ultimate.C_memset_#t~loopctr36| 52), 98917#(<= |#Ultimate.C_memset_#t~loopctr36| 55), 98916#(<= |#Ultimate.C_memset_#t~loopctr36| 54), 98919#(<= |#Ultimate.C_memset_#t~loopctr36| 57), 98918#(<= |#Ultimate.C_memset_#t~loopctr36| 56), 98920#(not (= 119 |#Ultimate.C_memset_#amount|)), 98797#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 98798#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 98559#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:20:38,468 INFO L134 CoverageAnalysis]: Checked inductivity of 5508 backedges. 2675 proven. 1653 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:38,468 INFO L442 AbstractCegarLoop]: Interpolant automaton has 68 states [2018-04-11 18:20:38,468 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2018-04-11 18:20:38,468 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1783, Invalid=2773, Unknown=0, NotChecked=0, Total=4556 [2018-04-11 18:20:38,468 INFO L87 Difference]: Start difference. First operand 457 states and 613 transitions. Second operand 68 states. [2018-04-11 18:20:41,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:20:41,975 INFO L93 Difference]: Finished difference Result 619 states and 759 transitions. [2018-04-11 18:20:41,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2018-04-11 18:20:41,976 INFO L78 Accepts]: Start accepts. Automaton has 68 states. Word has length 239 [2018-04-11 18:20:41,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:20:41,977 INFO L225 Difference]: With dead ends: 619 [2018-04-11 18:20:41,977 INFO L226 Difference]: Without dead ends: 612 [2018-04-11 18:20:41,978 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1832 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=4534, Invalid=11216, Unknown=0, NotChecked=0, Total=15750 [2018-04-11 18:20:41,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 612 states. [2018-04-11 18:20:41,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 612 to 458. [2018-04-11 18:20:41,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 458 states. [2018-04-11 18:20:41,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 615 transitions. [2018-04-11 18:20:41,985 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 615 transitions. Word has length 239 [2018-04-11 18:20:41,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:20:41,986 INFO L459 AbstractCegarLoop]: Abstraction has 458 states and 615 transitions. [2018-04-11 18:20:41,986 INFO L460 AbstractCegarLoop]: Interpolant automaton has 68 states. [2018-04-11 18:20:41,986 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 615 transitions. [2018-04-11 18:20:41,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-04-11 18:20:41,987 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:20:41,987 INFO L355 BasicCegarLoop]: trace histogram [98, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:20:41,987 INFO L408 AbstractCegarLoop]: === Iteration 72 === [__U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_destroyErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_destroyErr4AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_memtrack_i__l1_destroyErr3RequiresViolation]=== [2018-04-11 18:20:41,987 INFO L82 PathProgramCache]: Analyzing trace with hash -418892191, now seen corresponding path program 59 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:20:41,989 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:20:42,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:42,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:42,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:42,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:42,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:42,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:42,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:42,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:42,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:42,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:42,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:42,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:42,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:42,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:42,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:42,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:42,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:42,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:42,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:20:43,522 INFO L134 CoverageAnalysis]: Checked inductivity of 5611 backedges. 2720 proven. 1711 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:43,541 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 18:20:43,541 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [69] total 69 [2018-04-11 18:20:43,541 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:20:43,541 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-11 18:20:43,541 INFO L182 omatonBuilderFactory]: Interpolants [100362#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 100495#(or (and (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119) (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (and (not (= __U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)))), 100115#false, 100114#true, 100631#(not (= 119 (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296))), 100633#(<= |#Ultimate.C_memset_#t~loopctr36| 1), 100632#(= 0 |#Ultimate.C_memset_#t~loopctr36|), 100635#(<= |#Ultimate.C_memset_#t~loopctr36| 3), 100634#(<= |#Ultimate.C_memset_#t~loopctr36| 2), 100637#(<= |#Ultimate.C_memset_#t~loopctr36| 5), 100636#(<= |#Ultimate.C_memset_#t~loopctr36| 4), 100639#(<= |#Ultimate.C_memset_#t~loopctr36| 7), 100638#(<= |#Ultimate.C_memset_#t~loopctr36| 6), 100641#(<= |#Ultimate.C_memset_#t~loopctr36| 9), 100640#(<= |#Ultimate.C_memset_#t~loopctr36| 8), 100643#(<= |#Ultimate.C_memset_#t~loopctr36| 11), 100642#(<= |#Ultimate.C_memset_#t~loopctr36| 10), 100645#(<= |#Ultimate.C_memset_#t~loopctr36| 13), 100644#(<= |#Ultimate.C_memset_#t~loopctr36| 12), 100647#(<= |#Ultimate.C_memset_#t~loopctr36| 15), 100646#(<= |#Ultimate.C_memset_#t~loopctr36| 14), 100649#(<= |#Ultimate.C_memset_#t~loopctr36| 17), 100648#(<= |#Ultimate.C_memset_#t~loopctr36| 16), 100651#(<= |#Ultimate.C_memset_#t~loopctr36| 19), 100650#(<= |#Ultimate.C_memset_#t~loopctr36| 18), 100653#(<= |#Ultimate.C_memset_#t~loopctr36| 21), 100652#(<= |#Ultimate.C_memset_#t~loopctr36| 20), 100655#(<= |#Ultimate.C_memset_#t~loopctr36| 23), 100654#(<= |#Ultimate.C_memset_#t~loopctr36| 22), 100657#(<= |#Ultimate.C_memset_#t~loopctr36| 25), 100656#(<= |#Ultimate.C_memset_#t~loopctr36| 24), 100659#(<= |#Ultimate.C_memset_#t~loopctr36| 27), 100658#(<= |#Ultimate.C_memset_#t~loopctr36| 26), 100661#(<= |#Ultimate.C_memset_#t~loopctr36| 29), 100660#(<= |#Ultimate.C_memset_#t~loopctr36| 28), 100663#(<= |#Ultimate.C_memset_#t~loopctr36| 31), 100662#(<= |#Ultimate.C_memset_#t~loopctr36| 30), 100665#(<= |#Ultimate.C_memset_#t~loopctr36| 33), 100664#(<= |#Ultimate.C_memset_#t~loopctr36| 32), 100667#(<= |#Ultimate.C_memset_#t~loopctr36| 35), 100666#(<= |#Ultimate.C_memset_#t~loopctr36| 34), 100669#(<= |#Ultimate.C_memset_#t~loopctr36| 37), 100668#(<= |#Ultimate.C_memset_#t~loopctr36| 36), 100671#(<= |#Ultimate.C_memset_#t~loopctr36| 39), 100670#(<= |#Ultimate.C_memset_#t~loopctr36| 38), 100673#(<= |#Ultimate.C_memset_#t~loopctr36| 41), 100672#(<= |#Ultimate.C_memset_#t~loopctr36| 40), 100675#(<= |#Ultimate.C_memset_#t~loopctr36| 43), 100674#(<= |#Ultimate.C_memset_#t~loopctr36| 42), 100677#(<= |#Ultimate.C_memset_#t~loopctr36| 45), 100676#(<= |#Ultimate.C_memset_#t~loopctr36| 44), 100679#(<= |#Ultimate.C_memset_#t~loopctr36| 47), 100678#(<= |#Ultimate.C_memset_#t~loopctr36| 46), 100681#(<= |#Ultimate.C_memset_#t~loopctr36| 49), 100680#(<= |#Ultimate.C_memset_#t~loopctr36| 48), 100683#(<= |#Ultimate.C_memset_#t~loopctr36| 51), 100682#(<= |#Ultimate.C_memset_#t~loopctr36| 50), 100685#(<= |#Ultimate.C_memset_#t~loopctr36| 53), 100684#(<= |#Ultimate.C_memset_#t~loopctr36| 52), 100687#(<= |#Ultimate.C_memset_#t~loopctr36| 55), 100686#(<= |#Ultimate.C_memset_#t~loopctr36| 54), 100689#(<= |#Ultimate.C_memset_#t~loopctr36| 57), 100688#(<= |#Ultimate.C_memset_#t~loopctr36| 56), 100691#(not (= 119 |#Ultimate.C_memset_#amount|)), 100690#(<= |#Ultimate.C_memset_#t~loopctr36| 58), 100567#(= (mod (* (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_memtrack_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_memtrack_i__calloc_model_~size 4294967296)) 4294967296)), 100566#(not (= |__U_MULTI_ftest______false_valid_memtrack_i__zalloc_or_die_#in~size| 119)), 100327#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 100328#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-11 18:20:43,541 INFO L134 CoverageAnalysis]: Checked inductivity of 5611 backedges. 2720 proven. 1711 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-11 18:20:43,542 INFO L442 AbstractCegarLoop]: Interpolant automaton has 69 states [2018-04-11 18:20:43,542 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2018-04-11 18:20:43,542 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1849, Invalid=2843, Unknown=0, NotChecked=0, Total=4692 [2018-04-11 18:20:43,542 INFO L87 Difference]: Start difference. First operand 458 states and 615 transitions. Second operand 69 states. Received shutdown request... [2018-04-11 18:20:44,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2018-04-11 18:20:44,209 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-11 18:20:44,214 WARN L197 ceAbstractionStarter]: Timeout [2018-04-11 18:20:44,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 06:20:44 BoogieIcfgContainer [2018-04-11 18:20:44,215 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 18:20:44,216 INFO L168 Benchmark]: Toolchain (without parser) took 185717.01 ms. Allocated memory was 394.3 MB in the beginning and 1.9 GB in the end (delta: 1.5 GB). Free memory was 325.7 MB in the beginning and 1.1 GB in the end (delta: -734.0 MB). Peak memory consumption was 748.2 MB. Max. memory is 5.3 GB. [2018-04-11 18:20:44,217 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 394.3 MB. Free memory is still 354.1 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 18:20:44,218 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.82 ms. Allocated memory is still 394.3 MB. Free memory was 325.1 MB in the beginning and 278.3 MB in the end (delta: 46.9 MB). Peak memory consumption was 46.9 MB. Max. memory is 5.3 GB. [2018-04-11 18:20:44,218 INFO L168 Benchmark]: Boogie Preprocessor took 50.00 ms. Allocated memory is still 394.3 MB. Free memory was 278.3 MB in the beginning and 274.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. [2018-04-11 18:20:44,218 INFO L168 Benchmark]: RCFGBuilder took 712.21 ms. Allocated memory was 394.3 MB in the beginning and 602.4 MB in the end (delta: 208.1 MB). Free memory was 274.3 MB in the beginning and 484.8 MB in the end (delta: -210.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 5.3 GB. [2018-04-11 18:20:44,218 INFO L168 Benchmark]: TraceAbstraction took 184664.56 ms. Allocated memory was 602.4 MB in the beginning and 1.9 GB in the end (delta: 1.3 GB). Free memory was 484.8 MB in the beginning and 1.1 GB in the end (delta: -574.8 MB). Peak memory consumption was 699.2 MB. Max. memory is 5.3 GB. [2018-04-11 18:20:44,220 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 394.3 MB. Free memory is still 354.1 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 286.82 ms. Allocated memory is still 394.3 MB. Free memory was 325.1 MB in the beginning and 278.3 MB in the end (delta: 46.9 MB). Peak memory consumption was 46.9 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 50.00 ms. Allocated memory is still 394.3 MB. Free memory was 278.3 MB in the beginning and 274.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 712.21 ms. Allocated memory was 394.3 MB in the beginning and 602.4 MB in the end (delta: 208.1 MB). Free memory was 274.3 MB in the beginning and 484.8 MB in the end (delta: -210.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 5.3 GB. * TraceAbstraction took 184664.56 ms. Allocated memory was 602.4 MB in the beginning and 1.9 GB in the end (delta: 1.3 GB). Free memory was 484.8 MB in the beginning and 1.1 GB in the end (delta: -574.8 MB). Peak memory consumption was 699.2 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 832]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 832). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 834]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 834). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 832]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 832). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 834]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 834). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 831]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 831). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 831]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 831). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 883]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 883). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 881]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 881). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 885]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 885). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 881]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 881). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 875]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 875). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 882]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 882). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 884]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 884). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 886]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 886). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 885]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 885). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 886]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 886). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 882]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 882). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 883]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 883). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 884]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 884). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 785]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 785). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 786]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 786). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 785]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 785). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 785]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 785). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 785]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 785). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 786]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 786). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 795]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 795). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 795]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 795). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 794]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 794). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 794]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 794). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 794]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 794). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 794]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 794). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 776]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 776). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 777]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 777). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 775]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 775). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 777]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 777). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 775]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 775). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 776]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 776). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 776]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 776). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 776]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 776). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 820]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 820). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 822]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 822). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 822]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 822). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 819]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 819). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 820]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 820). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 819]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 819). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 819]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 819). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 819]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 819). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 868]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 868). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 867]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 867). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 867]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 867). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 870]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 870). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 868]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 868). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 870]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 870). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 877]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 877). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 877]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 877). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 803]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 803). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 804]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 804). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 804]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 804). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 803]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 803). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 803]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 803). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 803]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 803). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 812]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 812). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 812]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 812). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 812]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 812). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 813]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 813). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 812]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 812). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 813]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 813). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 742]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 742). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 742]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 742). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 843]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 843). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 844]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 844). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 844]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 844). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 843]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 843). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 846]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 846). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 846]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 846). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 856]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 856). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 855]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 855). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 855]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 855). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 858]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 858). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 858]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 858). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 856]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 856). Cancelled while BasicCegarLoop was constructing difference of abstraction (458states) and interpolant automaton (currently 49 states, 69 states before enhancement), while ReachableStatesComputation was computing reachable states (84 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 16 procedures, 277 locations, 81 error locations. TIMEOUT Result, 184.6s OverallTime, 72 OverallIterations, 98 TraceHistogramMax, 134.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 16669 SDtfs, 25038 SDslu, 211080 SDs, 0 SdLazy, 239199 SolverSat, 6304 SolverUnsat, 17 SolverUnknown, 0 SolverNotchecked, 83.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6857 GetRequests, 2584 SyntacticMatches, 0 SemanticMatches, 4273 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 39709 ImplicationChecksByTransitivity, 64.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=458occurred in iteration=71, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 157085/192575 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 71 MinimizatonAttempts, 6456 StatesRemovedByMinimization, 71 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 1.4s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 43.6s InterpolantComputationTime, 13832 NumberOfCodeBlocks, 13832 NumberOfCodeBlocksAsserted, 72 NumberOfCheckSat, 13760 ConstructedInterpolants, 8 QuantifiedInterpolants, 8140006 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 72 InterpolantComputations, 6 PerfectInterpolantSequences, 157085/192575 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_18-20-44-226.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-11_18-20-44-226.csv Completed graceful shutdown